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CN103360162B - A kind of Sugarcane sustained-release granular medicinal fertilizer - Google Patents

A kind of Sugarcane sustained-release granular medicinal fertilizer Download PDF

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CN103360162B
CN103360162B CN201310300264.4A CN201310300264A CN103360162B CN 103360162 B CN103360162 B CN 103360162B CN 201310300264 A CN201310300264 A CN 201310300264A CN 103360162 B CN103360162 B CN 103360162B
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fertilizer
sugarcane
sustained
release granular
effective
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CN103360162A (en
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陈月桂
杨俊贤
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Zhanjiang Research Center Nanfan Seed Industry Research Institute Guangdong Academy Of Sciences
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ZHANJIANG SUGARCANE RESEARCH CENTER OF GUANGZHOU SUGARCANE SUGAR INDUSTRY RESEARCH INSTITUTE
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Abstract

The invention provides a kind of Sugarcane sustained-release granular medicinal fertilizer, described Sugarcane sustained-release granular medicinal fertilizer contains mass content and is respectively the sterilant of 0.01 ~ 3%, effective fertilizer composition, the trace element fertilizer effective constituent of 0.01 ~ 2%, beneficial element fertile effective constituent, the fertilizer slow-release formulation of 0.1 ~ 5% and the weighting agent of surplus of 0.001 ~ 0.1% of 20 ~ 50%, and wherein said effective fertilizer composition refers to N, P 2o 5and K 2o, described trace element fertilizer effective constituent refers to boron, zinc, manganese, molybdenum, copper and iron, and the fertile effective constituent of described beneficial element refers to silicon and selenium.Sugarcane special slow release particle medicinal fertilizer provided by the invention, it both can be sugarcane and provided nutrition, simultaneously also can effective pest control, improve the result of use of agricultural chemicals and fertilizer, saved labour, reduce planting cost.

Description

A kind of Sugarcane sustained-release granular medicinal fertilizer
Technical field
The present invention relates to agricultural chemicals and fertilizer field, be specifically related to the Sugarcane sustained-release granular medicinal fertilizer integrating nutrition and disinsection efficiency.
Background technology
Sugarcane is long-stalked crops, and vegetative period is long, consumes nutrient many compared with other crops.Inhale fertile malconformation, at plantlet stage, need in a hurry fertile and fertilizer-sucting quantity is few, comparatively large to the demand of nitrogen, phosphorus, potassium take second place.In the stage in tillering phase, fertilizer requirement increases gradually, the absorbed dose of three elements is accounted for 20 ~ 30% of the full phase.Enter elongating stage, increase to the absorbed dose of three elements, account for more than 50% of the full phase, at a time when this, high temperature and rainy and intense light irradiation season, the utilization ratio of sugarcane to luminous energy and nutrient is the highest, is emphasis fertilizing time.After proceeding to the ripening stage, sugarcane fertilizer requirement decrescence, but still absorbs a considerable amount of fertilizer, wherein maximum with absorption of nitrogen, accounts for 30 ~ 40% of the full phase.Sugarcane Fertilization is different from other crop, and generally divide three times, namely a base two chases after.
The harm of Sugarcane Pests on sugarcane is one of principal element affecting sugarcane yield and quality, and having become affects that sugarcane district sugarcane production is the most outstanding, the most thorny issue.Sugarcane moth borer all has harm sugarcane whole vegetative period, it is large to there is density in its field, especially endangering vegetative point seedling stage causes withered heart seedling to cause irremediable loss, moth harm sugarcane stem is bored at the middle and late growth stage, destroy sugarcane stem tissue, suppress sugarcane production, cause windbreak, reduce sugarcane yield and Sucrose.In addition, main subterranean pest-insect and the termite etc. such as chafer, longicorn, mole cricket are caused harm at sugarcane root and cause whole strain sugarcane withered, and the rudiment affecting stubble cane in next year is sent out strain and affects also larger on sugarcane yield.In recent years.Sugarcane insect protected generally uses the riskiest pesticides such as the different sulphur phosphorus of Furadan, phorate, methyl, terbufos, high to person poultry toxicity, and residual quantity is large, and country has limited and used or forbid.The medicament of current control sugarcane insect pest also exists the shortcoming that interior absorption is poor, the drug effect phase is short.Granular agricultural chemical carrier on domestic market is mainly based on river sand.In recent years, along with construction industry and agriculture development, price and the transportation cost of river sand also constantly rise, and this directly increases granule production cost, and river sand as carrier to agricultural chemicals without slow releasing function.Excessive river sand of excavating can welding.Need to develop one or more alternative carriers to meet the production development of granular agricultural chemical.
In traditional cane planting technology, applying fertilizer and desinsection separate, and need use two to three sterilants and fertilizer law, and this adds labour intensity and the work number of times of peasant undoubtedly.Meanwhile, Sugarcane Fertilization management and dispenser prevention and control do not have specific aim yet, easily cause blindly fertilising, medication, cause fertilising imbalance, insect pest preventive effect not good.About there is no report according to the sugarcane special slow release particle medicinal fertilizer product of sugarcane uptake characters, the development of insect pest occurrence characteristic.
Applicant has done large quantity research in medicine is fertile, and correlative study achievement delivered by document " Study and appliance of 30% sugarcane polyelement composite fertilizer " (" Sugar Industry " the 3rd phase in 2004), and effect of increasing production is fairly obvious.Medicine fertilizer of the present invention is different with it, has done further technological improvement.
Summary of the invention
The object of the invention is to make up the deficiencies in the prior art, provide a kind of sugarcane special slow release particle medicinal fertilizer, it both can be sugarcane and provided nutrition, simultaneously also can effective pest control, improve the result of use of agricultural chemicals and fertilizer, save labour, reduce planting cost.
The present invention solves its technical problem, and the technical scheme of employing is as follows:
A kind of Sugarcane sustained-release granular medicinal fertilizer, described Sugarcane sustained-release granular medicinal fertilizer contains mass content and is respectively the sterilant of 0.01 ~ 3%, effective fertilizer composition, the trace element fertilizer effective constituent of 0.01 ~ 2%, beneficial element fertile effective constituent, the fertilizer slow-release formulation of 0.1 ~ 5% and the weighting agent of surplus of 0.001 ~ 0.1% of 20 ~ 50%, and wherein said effective fertilizer composition refers to N, P 2o 5and K 2o, described trace element fertilizer effective constituent refers to boron, zinc, manganese, molybdenum, copper and iron, and the fertile effective constituent of described beneficial element refers to silicon and selenium.
Preferably, in Sugarcane sustained-release granular medicinal fertilizer, the mass content of sterilant is preferably 0.1 ~ 1%, and the mass content of effective fertilizer composition is preferably 25 ~ 35%.
Preferably, in the trace element fertilizer effective constituent contained in Sugarcane sustained-release granular medicinal fertilizer, in boron, zinc, manganese, molybdenum, copper or iron, the mass content of arbitrary composition is not less than 0.01%.
Described trace element fertilizer effective constituent is from trace element fertilizer, and described trace element fertilizer is selected from boron fertilizer, zinc fertilizer, manganese fertilizer, molydbenum fertilizer, copper fertilizer, iron fertilizer.Wherein, described boron fertilizer be boric acid, borax, boric magnesium fertilizer, containing boron superphosphate, boron-containing glass fertilizer; Zinc fertilizer is zinc sulfate, zinc nitrate, zinc carbonate, zinc chloride, zinc oxide, chelated zinc; Manganese fertilizer is manganous sulfate, manganous nitrate, manganous carbonate, Manganous chloride tetrahydrate, manganese oxide, Chelated Manganese; Molydbenum fertilizer is ammonium molybdate, Sodium orthomolybdate, calcium molybdate, molybdic oxide, molybdenum glass fertilizer, copper fertilizer is copper sulfate, cupric nitrate, copper carbonate, cupric oxide, Red copper oxide, ammonium phosphate copper, chelated copper, and iron fertilizer is ferrous sulfate, ferric sulfate, ammonium sulfate iron, ammonium phosphate iron, chelated iron.
Preferably, the mass content of described beneficial element silicon and the arbitrary composition of selenium is not less than 0.01%.
The fertile effective constituent of described beneficial element is fertile from beneficial element, and described beneficial element fertilizer is selected from siliceous fertilizer and selenium is fertile.Wherein siliceous fertilizer is Calucium Silicate powder, water glass, flyash, and selenium fertilizer is selenite, selenate.
Described sterilant is Cupric sulfate, disosultap, kill one in snout moth's larva list, Chlorpyrifos 94, Provado, rare pyridine worm amine, pymetrozine, Avrmectin, diazinon, carbosulfan, benfuracarb, fipronil bisamide, Volaton, Diacloden, lythidathion or combination of more than two kinds.
In a kind of embodiment, N, P in effective fertilizer composition 2o 5and K 2o is from compound manure or the mixed fertilizer that is combined to form from least one in compound manure and nitrogenous fertilizer, phosphate fertilizer, potash fertilizer.Wherein, nitrogenous fertilizer is urea, ammonium chloride, bicarbonate of ammonia, ammonium nitrate or nitrocalcite; Phosphate fertilizer is calcium superphosphate, double superhosphate or fused(calcium magnesium)phosphate; Potash fertilizer is potassium sulfate or Repone K; Compound manure is monoammonium phosphate, urea ammonium phosphate, nitric acid phosphorus ammonium, ammonium phoaphate-sulfate, nitrophosphate fertilizer, diammonium phosphate, saltpetre, potassium primary phosphate.
In another embodiment, N, P in effective fertilizer composition 2o 5and K 2o is respectively from nitrogenous fertilizer, phosphate fertilizer, potash fertilizer.
Described fertilizer slow-release formulation is two cyanogen ammonium, Resorcinol, the one in humic acid powder, zeolite powder, root-inducing powder, amidinothiourea, oxalic acid, quinhydrones, rare earth, bioprotein stone, kaolinite, montmorillonite, organic matter or combination of more than two kinds.
Described weighting agent is at least one in kaolin, diatomite, nakrite, attapulgite, carclazyte, wilkinite, diatomite, zeolite powder, resin, clay powder, talcum powder, paraffin, rosin, pasted starch, methylcellulose gum, carboxymethyl cellulose, carboxyethyl cellulose, xanthan gum, peanut cake, wooden chaff, bagasse.
Technical scheme provided by the present invention has following beneficial effect:
The present inventor is according to sugarcane uptake characters and insect pest occurrence characteristic, the fertile reasonably nutritive element content of allotment medicine, to arrange in pairs or groups specific farm chemical ingredients simultaneously, to apply fertilizer, medication and sugarcane production characteristic combine, there is the double effects of agricultural chemicals and fertilizer, the all or part of nutrition needed for sugarcane insect pest and supplementary sugarcane production can be prevented and treated simultaneously, by adding fertilizer slow-release formulation, control fertilizer discharges, reach the slow releasing of agricultural chemicals and fertilizer, itself and sugarcane regulation of fertilizer requirement and pests occurence rule are matched, thus realize drug effect and the prolongation of fertilizer efficiency lasting period, improve the utilization ratio of agricultural chemicals and fertilizer.Fertilizer combines with agricultural chemicals and uses simultaneously, saves labour, reduces Cotton Varieties by Small Farming Households cost.The drug effect of product of the present invention, fertilizer efficiency lasting period are 3 ~ December.
Medicine fertilizer provided by the invention effectively can prevent and treat the insect pests such as sugarcane moth borer, grub, sugarcane tortoise, longicorn, termite, cotten aphid, the loss of insect pest to sugarcane can be alleviated after using, there is good effect of increasing production, find in production practice, Sugarcane sustained-release granular medicinal fertilizer of the present invention is adopted to carry out to sugarcane the fertilization mode that a base two chases after, cane yield improves 15 ~ 20%, and the withered heart rate of borer pest reduces by 80 ~ 90%.The present invention has quick-acting, slow, long-acting characteristic, can meet sugarcane full vegetative period to the needs of nutrient.All there is good prevention effect to sugarcane moth borer and preventive effect is stablized, can effectively reduce snout moth's larva causing harm to sugarcane.The present invention adds fertilizer slow-release formulation, controls fertilizer release, effectively ensures the science release of agricultural chemicals, fertilizer, extends the lasting period of product, combine, have fertilising, desinsection double effects with sugarcane production regulation of fertilizer requirement and pests occurence rule.Replace the granular agricultural chemical carriers such as river sand, economize on resources, environmentally friendly.Medicine fertilizer of the present invention has stable chemical nature, good looking appearance, use safety, lasting period length, saves time and manually, be with a wide range of applications.
Micronutrient boron, zinc, manganese, molybdenum, copper and iron are little at plant in-vivo content, but role is of equal importance with macroelement, are that the normal development of maintenance sugarcane is indispensable and irreplaceable.Most of trace element is the integral part of certain plants enzyme; Participate in the Metabolic activity done in object; Participate in photosynthesis; With make object inner chlorophyll and to synthesize and redox has close association; The normal development of crop reproductive organ can be promoted; Promote nitrogen fixation etc.The integral part of silicon to be the beneficial element of grass be their cell walls can strengthen the thickness of cell walls and physical strength and reduce transpiration and strengthen lodging tolerance and promote that photosynthesis is conducive to the synthesis of sugar.Selenium is the necessary nutritive element of plant, can improve crop yield and quality, regulation and control photosynthesis and respiration, resists free radical injury and raising plant stress-resistance ability in plant materials, strengthens antagonistic action.Containing a certain amount of trace element and beneficial element in sugarcane particle slow release medicine fertilizer of the present invention; be in the fertile system of same medicine with other compositions; each component interacts, cooperatively interacts; medicine of the present invention fertilizer is made not only to have the normal development promoting nitrogen fixation and promote crop reproductive organ; but also the thickness and the physical strength that strengthen crop cell wall can be conducive to; reduce transpiration and lodging tolerance; be conducive to the synthesis of sugar; promote sugarcane resist interior free yl injury and improve anti-adversity ability, strengthen antagonistic action.
Embodiment
Below in conjunction with embodiment, technical scheme of the present invention is described further.
Embodiment 1(Sugarcane sustained-release granular medicinal fertilizer embodiment)
1, the formula of Sugarcane sustained-release granular medicinal fertilizer is as follows, by mass percentage:
Sterilant: Cupric sulfate 0.375%, Chlorpyrifos 94 0.375%;
Effective fertilizer composition: N content 10%, P 2o 5content 10%, K 2o content 10%(selects fertilizer from fertilizer urea, ammonium chloride, bicarbonate of ammonia, ammonium nitrate, nitrocalcite, calcium superphosphate (general calcium), double superhosphate, fused(calcium magnesium)phosphate, potassium sulfate, Repone K, monoammonium phosphate, urea ammonium phosphate, nitric acid phosphorus ammonium, ammonium phoaphate-sulfate, nitrophosphate fertilizer, diammonium phosphate, saltpetre, potassium primary phosphate, to meet N content 10%, P in Sugarcane sustained-release granular medicinal fertilizer 2o 5content 10%, K 2the requirement of O content 10% is as the criterion).
Trace element fertilizer effective constituent: Boron contents 0.2%, Zn content 0.2%, Fe content 0.2%, molybdenum content 0.2%, copper content 0.1%, iron level 0.1%(is from trace element fertilizer boric acid, borax, boric magnesium fertilizer, containing boron superphosphate, boron-containing glass fertilizer, zinc sulfate, zinc nitrate, zinc carbonate, zinc chloride, zinc oxide, chelated zinc, manganous sulfate, manganous nitrate, manganous carbonate, Manganous chloride tetrahydrate, manganese oxide, Chelated Manganese, ammonium molybdate, Sodium orthomolybdate, calcium molybdate, molybdic oxide, molybdenum glass fertilizer, copper sulfate, cupric nitrate, copper carbonate, cupric oxide, Red copper oxide, ammonium phosphate copper, chelated copper, ferrous sulfate, ferric sulfate, ammonium sulfate iron, ammonium phosphate iron, trace element fertilizer is selected in chelated iron, to meet Boron contents 0.2% in Sugarcane sustained-release granular medicinal fertilizer, Zn content 0.2%, Fe content 0.2%, molybdenum content 0.2%, copper content 0.1%, iron level 0.1% is as the criterion).
Beneficial element: silicone content 0.01%, selenium content 0.01%(selects beneficial element fertile from the fertile Calucium Silicate powder of beneficial element, water glass, flyash, selenite, selenate, and to meet silicone content 0.01% in Sugarcane sustained-release granular medicinal fertilizer, selenium content 0.01% is as the criterion);
Fertilizer slow-release formulation: organic 2%, oxalic acid 0.5%, root-inducing powder 0.06%.;
Weighting agent: complement to 100%, weighting agent is the mixture of kaolin, bagasse and wooden chaff.
2, the preparation of Sugarcane sustained-release granular medicinal fertilizer:
First take material by formula, fertilizer and fertilizer slow-release formulation hybrid reaction, make slow release fertilizer; Again sterilant, slow release fertilizer, trace element fertilizer, beneficial element fertilizer and weighting agent are mixed in airtight stirred pot and become medicine fertilizer, then medicine fertilizer is added in granulating equipment and carry out granulation, drying, cooling, screening, after the assay was approved, painted again, obtains required particle medicinal fertilizer.
In preparation process, powder sieving thing and unacceptable product can be back to stirred pot and again mix after pulverizing, checking.In preparation process, mixing of materials adopts the method for fractional steps, the starting material that component concentration is lower first mix the agricultural chemicals of certain mass or fertilizer or weighting agent again with other mixing of materials, to guarantee the uniformity coefficient of product content.Change and the fluctuation of strict temperature control is wanted, in order to avoid the decomposition of effective constituent and loss in production.
3, fertilizing method: when sugarcane is sowed, imposes in sugarcane ditch, every mu of amount of application 40kg.
4, fertilization effect: prepared medicine fertilizer effectively can prevent and treat sugarcane moth borer, grub, sugarcane tortoise, longicorn, termite, cotten aphid etc., meets sugarcane base manure needs simultaneously.
Embodiment 2(Sugarcane sustained-release granular medicinal fertilizer embodiment)
Embodiment 2 and the main difference point of embodiment 1 are to fill a prescription different
1, the formula of Sugarcane sustained-release granular medicinal fertilizer is as follows, by mass percentage:
Sterilant: Cupric sulfate 0.15%, Provado 0.15%;
Effective fertilizer composition: N content 10%, P 2o 5content 10%, K 2o content 10%.
Trace element fertilizer effective constituent: Boron contents 0.1%, Zn content 0.1%, Fe content 0.2%, molybdenum content 0.2%, copper content 0.1%, iron level 0.2%.
Beneficial element: silicone content 0.03%, selenium content 0.02%;
Fertilizer slow-release formulation: humic acid 0.3%, zeolite powder 0.05%, rare earth 0.1%;
Weighting agent: complement to 100%, weighting agent is the mixture of attapulgite, wilkinite and pasted starch.
2, the preparation of Sugarcane sustained-release granular medicinal fertilizer:
The Sugarcane sustained-release granular medicinal fertilizer preparation method of embodiment 2 is substantially the same manner as Example 1, does not repeat them here.
3, fertilizing method: during sugarcane ridging, impose on sugarcane root both sides, every mu of amount of application 100kg.
4, fertilization effect: Sugarcane sustained-release granular medicinal fertilizer prepared by embodiment 2 can effectively prevent and treat sugarcane moth borer, cotton aphid, thrips etc., meets sugarcane simultaneously and to topdress needs.
Embodiment 3(Sugarcane sustained-release granular medicinal fertilizer embodiment)
Embodiment 3 and the main difference point of embodiment 1 are to fill a prescription different
1, the formula of Sugarcane sustained-release granular medicinal fertilizer is as follows, by mass percentage:
Sterilant: disosultap 0.5%, carbosulfan 0.3%;
Effective fertilizer composition: N content 12%, P 2o 5content 8%, K 2o content 15%.
Trace element fertilizer effective constituent: Boron contents 0.1%, Zn content 0.2%, Fe content 0.1%, molybdenum content 0.05%, copper content 0.03%, iron level 0.1%.
Beneficial element: silicone content 0.015%, selenium content 0.015%;
Fertilizer slow-release formulation: rare earth 1.3%, Dyhard RU 100 0.08%, zeolite 0.5%, quinhydrones 0.5%;
Weighting agent: complement to 100%, weighting agent is paraffin, kaolinic mixture.
2, the preparation of Sugarcane sustained-release granular medicinal fertilizer:
The Sugarcane sustained-release granular medicinal fertilizer preparation method of embodiment 2 is substantially the same manner as Example 1, does not repeat them here.
3, fertilizing method: during sugarcane ridging, impose on sugarcane root both sides, every mu of amount of application 80kg.
4, fertilization effect: Sugarcane sustained-release granular medicinal fertilizer prepared by embodiment 3 effectively can prevent and treat sugarcane moth borer, cotton aphid etc., meets sugarcane simultaneously and to topdress needs.
Embodiment 4(Sugarcane sustained-release granular medicinal fertilizer embodiment)
Embodiment 4 and the main difference point of embodiment 1 are to fill a prescription different
1, the formula of Sugarcane sustained-release granular medicinal fertilizer is as follows, by mass percentage:
Sterilant: fipronil bisamide 0.3%, Volaton 0.3%;
Effective fertilizer composition: N content 10%, P 2o 5content 6%, K 2o content 12%.
Trace element fertilizer effective constituent: Boron contents 0.03%, Zn content 0.05%, Fe content 0.05%, molybdenum content 0.09%, copper content 0.1%, iron level 0.1%.
Beneficial element: silicone content 0.005%, selenium content 0.005%;
Fertilizer slow-release formulation: kaolinite 0.5%, Resorcinol 0.07%, zeolite powder 0.06%;
Weighting agent: complement to 100%, weighting agent is wilkinite, diatomaceous mixture.
2, the preparation of Sugarcane sustained-release granular medicinal fertilizer:
The Sugarcane sustained-release granular medicinal fertilizer preparation method of embodiment 4 is substantially the same manner as Example 1, does not repeat them here.
3, fertilizing method: when sugarcane is sowed, imposes in sugarcane ditch, every mu of amount of application 50kg.
4, fertilization effect: embodiment 4 prepare Sugarcane sustained-release granular medicinal fertilizer can effectively prevent and treat sugarcane moth borer, grub, sugarcane tortoise, longicorn, etc., meet sugarcane base manure needs simultaneously.
Embodiment 5(Sugarcane sustained-release granular medicinal fertilizer embodiment)
Embodiment 5 and the main difference point of embodiment 1 are to fill a prescription different
1, the formula of Sugarcane sustained-release granular medicinal fertilizer is as follows, by mass percentage:
Sterilant: diazinon 0.06%, Diacloden 0.14%;
Effective fertilizer composition: N content 20%, P 2o 5content 5%, K 2o content 15%.
Trace element fertilizer effective constituent: Boron contents 0.3%, Zn content 0.03%, Fe content 0.05%, molybdenum content 0.3%, copper content 0.1%, iron level 0.1%.
Beneficial element: silicone content 0.03%, selenium content 0.05%;
Fertilizer slow-release formulation: bioprotein stone 0.5%, organic 3%, montmorillonite 0.3%;
Weighting agent: complement to 100%, weighting agent is the mixture of methylcellulose gum, resin, clay powder.
2, the preparation of Sugarcane sustained-release granular medicinal fertilizer:
The Sugarcane sustained-release granular medicinal fertilizer preparation method of embodiment 5 is substantially the same manner as Example 1, does not repeat them here.
3, fertilizing method: during sugarcane ridging, impose on sugarcane root both sides, every mu of amount of application 80kg.
4, fertilization effect: Sugarcane sustained-release granular medicinal fertilizer prepared by embodiment 5 effectively can prevent and treat sugarcane moth borer, thrips etc., meets sugarcane simultaneously and to topdress needs.
Find in production practice, adopt the medicine of the embodiment of the present invention 1 or 4 fertile in base manure, and adopt the medicine fertilizer of embodiment 2,3,5 to topdress, the fertilization mode that one base two chases after is carried out to sugarcane, the increase of cane stalk footpath can be made, plant increases, productive tiller increases, cane yield improves 15 ~ 20%, and the withered heart rate of borer pest reduces by 80 ~ 90%, and stubble cane application effect is more obvious.
Contrast effect example
1, test materials:
Be No. 6, planting gardens for examination sugar cane breed, reagent agent is: Cupric sulfate Chlorpyrifos 94 sustained-release granular medicinal fertilizer (embodiment of the present invention 1 prepare sustained-release granular medicinal fertilizer), rich red (commercially available), spend sharp (commercially available).
2, test method:
Test is located at the villages such as Zhenping, the Wuming County city proper and areas just outside its gates, Nanning, prepartion of land, middle fertility, and soil fertility is even, and be experimental field sugarcane continuous cropping ground, the insect pests such as snout moth's larva over the years occur more serious.On January 19th, 2012 plant, test establish 4 process altogether, be respectively: ground richness pellet, Cupric sulfate Chlorpyrifos 94 sustained-release granular medicinal fertilizer, spend sharp and blank.Chemicals treatment sugarcane carries out twice dispenser by medicament recommend use amount full vegetative period, when wherein planting and cultivation and banking time use respectively once.Test adopts the arrangement of great Qu ratio method, and one-factor experiment, does not establish repetition, and other field management is consistent with Production of Large Fields.
3, investigation method:
First-generation snout moth's larva occur to after peak period and the withered heart is stablized time investigate withered heart seedling rate, withered heart seedling rate is investigated on May 3rd, 2012, investigation on July 5 thrips is caused harm strain rate, sugarcane production ripening stage scene was cut and was received the examination of actual title product December 20, and sample detecting chemical examination cane sucrose divides, and investigates indexes of economic and joint rate etc. of damaging by worms simultaneously.
4, results and analysis:
(1) withered heart rate and prevention effect:
Table 1 result shows, to withered heart seedling number obvious difference between each pesticide-treated.Control treatment sugarcane seedling is caused harm the heaviest by snout moth's larva, and withered heart rate, up to 75.14%, with the rich red process in ground with to spend the withered heart rate of sharp process heavier in chemicals treatment, reaches 62.08% and 49.47% respectively.Cupric sulfate Chlorpyrifos 94 sustained-release granular medicinal fertilizer process withered heart seedling rate is only 6.51%, and prevention effect reaches 91.34%.
Table 1 snout moth's larva preventive effect investigation result in kind of seedling stage
(2) worm joint rate:
When results claim to produce, total joint number and the worm joint number of 30 every bars of investigation are randomly drawed in each process, and calculate worm joint rate, and table 2 result shows, obvious to worm joint rate difference between each pesticide-treated.Worm joint rate processing sequence is from high to low: the sharp > sustained-release granular medicinal fertilizer of the blank > rich red > degree in ground.Illustrate that the clear area snout moth's larva of not using any agricultural chemicals is caused harm very serious, worm joint rate is up to 48.21%; And sustained-release granular medicinal fertilizer worm joint rate is low, be 7.62%; The worm joint rate of all the other process reaches 32.5%-35.79%.
Table 2 different pesticide-treated economic characters check and acceptance result
(3) cane yield:
As seen from the results in Table 2, the cane yield obvious difference between each pesticide-treated.The cane yield of sustained-release granular medicinal fertilizer process is the highest, and be 7240kg, increase production 1746kg respectively than clear area, stimulation ratio reaches 31.8%; Red process volume increase 3026kg richer than ground, stimulation ratio is respectively 71.8%; Process volume increase 2462kg sharper than degree, stimulation ratio is 51.5%.
Output measured result shows, sustained-release granular medicinal fertilizer process sugarcane seedling rate is high, tiller number is many, plant is higher, stem footpath increases slightly, stem number increases, and has obvious production-increasing function.
(4) cane sucrose divides:
As can be seen from Table 2, the cane sucrose of each process divides order to be from high to low that the rich red > blank > degree in sustained-release granular medicinal fertilizer > ground is sharp.Sustained-release granular medicinal fertilizer compares ground rich pellet, blank, degree is sharp improves 0.21%, 0.57% and 0.31% respectively.Show that the sugar of the cane sucrose proportion by subtraction space management and all the other agricultural chemicals of participating in the experiment using sustained-release granular medicinal fertilizer is all improved.
(5) sugar degree:
As known from Table 2, the sugar degree obvious difference between each pesticide-treated.The sugar degree of sustained-release granular medicinal fertilizer is 1035kg, increases sugared 266kg than space management, increases sugared rate 34.6%, and red process richer than ground increases sugared 441kg, and increasing sugared rate is 74.2%; Process sharper than degree increases sugared 379kg, and increasing sugared rate is 57.8%.
5, brief summary
The above results shows, under this test conditions, section its snout moth's larva moth stem using sustained-release granular medicinal fertilizer is caused harm all relatively light, borer pest strain rate is low, and control snout moth's larva effect is better, when sowing and large ridging time use these two kinds of agricultural chemicals respectively and substantially effectively can control sugarcane snout moth's larva in full vegetative period and cause harm, reduce borer pest windbreak stem rate, reduce the worm joint rate of raw material sugarcane, can effectively improve cane sucrose and divide, to the volume increase of sugarcane, increase sugar there is obvious promoter action.Observed by field investigation, sustained-release granular medicinal fertilizer is obvious to sugarcane subterranean pest-insect especially chafer, termite control effectiveness comparison, also have Sugarcane Thrips, woolly aphid worm simultaneously and necessarily doublely control effect, this has certain promoter action to the remarkable increase of sugarcane later stage economic characters.Meanwhile, fertilizer combines with agricultural chemicals and uses simultaneously, saves labour, reduces Cotton Varieties by Small Farming Households cost.

Claims (6)

1. a Sugarcane sustained-release granular medicinal fertilizer, it is characterized in that, described Sugarcane sustained-release granular medicinal fertilizer contains mass content and is respectively the sterilant of 0.01 ~ 3%, effective fertilizer composition, the trace element fertilizer effective constituent of 0.01 ~ 2%, beneficial element fertile effective constituent, the fertilizer slow-release formulation of 0.1 ~ 5% and the weighting agent of surplus of 0.001 ~ 0.1% of 20 ~ 50%, and wherein said effective fertilizer composition refers to N, P 2o 5and K 2o, described trace element fertilizer effective constituent refers to boron, zinc, manganese, molybdenum, copper and iron, and the fertile effective constituent of described beneficial element refers to silicon and selenium; Described sterilant is Cupric sulfate, disosultap, kill one in snout moth's larva list, Chlorpyrifos 94, Provado, Ti304, pymetrozine, Avrmectin, diazinon, carbosulfan, benfuracarb, fipronil bisamide, Volaton, Diacloden, lythidathion or combination of more than two kinds;
In the trace element fertilizer effective constituent contained in Sugarcane sustained-release granular medicinal fertilizer, in boron, zinc, manganese, molybdenum, copper or iron, the mass content of arbitrary composition is not less than 0.01%;
In the fertile effective constituent of the beneficial element contained in Sugarcane sustained-release granular medicinal fertilizer, the mass content of silicon and the arbitrary composition of selenium is not less than 0.01%.
2. Sugarcane sustained-release granular medicinal fertilizer according to claim 1, is characterized in that, described trace element fertilizer effective constituent is from trace element fertilizer, and described trace element fertilizer is selected from boron fertilizer, zinc fertilizer, manganese fertilizer, molydbenum fertilizer, copper fertilizer, iron fertilizer.
3. Sugarcane sustained-release granular medicinal fertilizer according to claim 1, is characterized in that, N, P in effective fertilizer composition 2o 5and K 2o is from compound manure or the mixed fertilizer that is combined to form from least one in compound manure and nitrogenous fertilizer, phosphate fertilizer, potash fertilizer.
4. Sugarcane sustained-release granular medicinal fertilizer according to claim 1, is characterized in that, N, P in effective fertilizer composition 2o 5and K 2o is respectively from nitrogenous fertilizer, phosphate fertilizer, potash fertilizer.
5. Sugarcane sustained-release granular medicinal fertilizer according to claim 1, it is characterized in that, described fertilizer slow-release formulation is Dyhard RU 100, Resorcinol, the one in humic acid powder, quinhydrones, zeolite powder, root-inducing powder, amidinothiourea, oxalic acid, rare earth, bioprotein stone, kaolinite, montmorillonite, organic matter or combination of more than two kinds.
6. Sugarcane sustained-release granular medicinal fertilizer according to claim 1, it is characterized in that, described weighting agent is at least one in kaolin, diatomite, nakrite, attapulgite, carclazyte, wilkinite, zeolite powder, resin, clay powder, talcum powder, paraffin, rosin, pasted starch, methylcellulose gum, carboxymethyl cellulose, carboxyethyl cellulose, xanthan gum, peanut cake, wooden chaff, bagasse.
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