CN105053041A - Pesticide for crops - Google Patents
Pesticide for crops Download PDFInfo
- Publication number
- CN105053041A CN105053041A CN201510486649.3A CN201510486649A CN105053041A CN 105053041 A CN105053041 A CN 105053041A CN 201510486649 A CN201510486649 A CN 201510486649A CN 105053041 A CN105053041 A CN 105053041A
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- CN
- China
- Prior art keywords
- insecticide
- extract
- parts
- crops according
- metasequoia
- Prior art date
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- 239000000575 pesticide Substances 0.000 title abstract description 5
- 239000000284 extract Substances 0.000 claims abstract description 38
- 241000218666 Metasequoia Species 0.000 claims abstract description 20
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002917 insecticide Substances 0.000 claims description 49
- 241000060380 Nothapodytes Species 0.000 claims description 21
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 19
- 239000010931 gold Substances 0.000 claims description 19
- 229910052737 gold Inorganic materials 0.000 claims description 19
- 239000000843 powder Substances 0.000 claims description 14
- 238000002360 preparation method Methods 0.000 claims description 10
- JUVIOZPCNVVQFO-UHFFFAOYSA-N rotenone Natural products O1C2=C3CC(C(C)=C)OC3=CC=C2C(=O)C2C1COC1=C2C=C(OC)C(OC)=C1 JUVIOZPCNVVQFO-UHFFFAOYSA-N 0.000 claims description 9
- 241000196324 Embryophyta Species 0.000 claims description 7
- VBICKXHEKHSIBG-UHFFFAOYSA-N 1-monostearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(O)CO VBICKXHEKHSIBG-UHFFFAOYSA-N 0.000 claims description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 239000003995 emulsifying agent Substances 0.000 claims description 6
- DCXXMTOCNZCJGO-UHFFFAOYSA-N tristearoylglycerol Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCC(OC(=O)CCCCCCCCCCCCCCCCC)COC(=O)CCCCCCCCCCCCCCCCC DCXXMTOCNZCJGO-UHFFFAOYSA-N 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 239000002270 dispersing agent Substances 0.000 claims description 5
- QWUWMCYKGHVNAV-UHFFFAOYSA-N 1,2-dihydrostilbene Chemical group C=1C=CC=CC=1CCC1=CC=CC=C1 QWUWMCYKGHVNAV-UHFFFAOYSA-N 0.000 claims description 4
- OOCMUZJPDXYRFD-UHFFFAOYSA-L calcium;2-dodecylbenzenesulfonate Chemical compound [Ca+2].CCCCCCCCCCCCC1=CC=CC=C1S([O-])(=O)=O.CCCCCCCCCCCCC1=CC=CC=C1S([O-])(=O)=O OOCMUZJPDXYRFD-UHFFFAOYSA-L 0.000 claims description 4
- 229940075507 glyceryl monostearate Drugs 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000001788 mono and diglycerides of fatty acids Substances 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 229920000036 polyvinylpyrrolidone Polymers 0.000 claims description 3
- 239000001267 polyvinylpyrrolidone Substances 0.000 claims description 3
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 claims description 3
- 241000521581 Millettia Species 0.000 claims description 2
- 239000002202 Polyethylene glycol Substances 0.000 claims description 2
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims description 2
- 230000010355 oscillation Effects 0.000 claims description 2
- 229920001223 polyethylene glycol Polymers 0.000 claims description 2
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 2
- 238000002791 soaking Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 17
- VSJKWCGYPAHWDS-FQEVSTJZSA-N camptothecin Chemical class C1=CC=C2C=C(CN3C4=CC5=C(C3=O)COC(=O)[C@]5(O)CC)C4=NC2=C1 VSJKWCGYPAHWDS-FQEVSTJZSA-N 0.000 description 13
- 241000238631 Hexapoda Species 0.000 description 11
- 241000607479 Yersinia pestis Species 0.000 description 10
- 241000500437 Plutella xylostella Species 0.000 description 9
- 230000000749 insecticidal effect Effects 0.000 description 8
- 238000012360 testing method Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 5
- 230000006378 damage Effects 0.000 description 5
- 238000011160 research Methods 0.000 description 5
- 241000426497 Chilo suppressalis Species 0.000 description 4
- 240000007594 Oryza sativa Species 0.000 description 4
- 235000007164 Oryza sativa Nutrition 0.000 description 4
- 231100000225 lethality Toxicity 0.000 description 4
- 235000009566 rice Nutrition 0.000 description 4
- 239000000341 volatile oil Substances 0.000 description 4
- 241001124076 Aphididae Species 0.000 description 3
- 241000258937 Hemiptera Species 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 235000013305 food Nutrition 0.000 description 3
- 230000003449 preventive effect Effects 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 235000010149 Brassica rapa subsp chinensis Nutrition 0.000 description 2
- 235000000536 Brassica rapa subsp pekinensis Nutrition 0.000 description 2
- 241000499436 Brassica rapa subsp. pekinensis Species 0.000 description 2
- 241000982105 Brevicoryne brassicae Species 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 2
- 239000004480 active ingredient Substances 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 241000411851 herbal medicine Species 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 244000045947 parasite Species 0.000 description 2
- 239000002574 poison Substances 0.000 description 2
- 231100000614 poison Toxicity 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 210000002784 stomach Anatomy 0.000 description 2
- 239000000375 suspending agent Substances 0.000 description 2
- 235000013311 vegetables Nutrition 0.000 description 2
- 239000005660 Abamectin Substances 0.000 description 1
- 241000162439 Brontispa longissima Species 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 235000009024 Ceanothus sanguineus Nutrition 0.000 description 1
- 241001498622 Cixius wagneri Species 0.000 description 1
- 241000254173 Coleoptera Species 0.000 description 1
- 241000218691 Cupressaceae Species 0.000 description 1
- 241000289763 Dasygaster padockina Species 0.000 description 1
- 241000241125 Gryllotalpa gryllotalpa Species 0.000 description 1
- ZSBXGIUJOOQZMP-UHFFFAOYSA-N Isomatrine Natural products C1CCC2CN3C(=O)CCCC3C3C2N1CCC3 ZSBXGIUJOOQZMP-UHFFFAOYSA-N 0.000 description 1
- 241000255777 Lepidoptera Species 0.000 description 1
- 241000270322 Lepidosauria Species 0.000 description 1
- 240000003553 Leptospermum scoparium Species 0.000 description 1
- 241000594036 Liriomyza Species 0.000 description 1
- 241000594033 Liriomyza bryoniae Species 0.000 description 1
- 235000015459 Lycium barbarum Nutrition 0.000 description 1
- ZSBXGIUJOOQZMP-JLNYLFASSA-N Matrine Chemical compound C1CC[C@H]2CN3C(=O)CCC[C@@H]3[C@@H]3[C@H]2N1CCC3 ZSBXGIUJOOQZMP-JLNYLFASSA-N 0.000 description 1
- 240000000249 Morus alba Species 0.000 description 1
- 235000008708 Morus alba Nutrition 0.000 description 1
- 244000061176 Nicotiana tabacum Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 241000238814 Orthoptera Species 0.000 description 1
- 241000346285 Ostrinia furnacalis Species 0.000 description 1
- 241001674048 Phthiraptera Species 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 241000256626 Pterygota <winged insects> Species 0.000 description 1
- 241001249129 Scirpophaga incertulas Species 0.000 description 1
- 241000176086 Sogatella furcifera Species 0.000 description 1
- 241000985245 Spodoptera litura Species 0.000 description 1
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- 239000003905 agrochemical Substances 0.000 description 1
- 230000000840 anti-viral effect Effects 0.000 description 1
- 239000002246 antineoplastic agent Substances 0.000 description 1
- 229940041181 antineoplastic drug Drugs 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- RRZXIRBKKLTSOM-XPNPUAGNSA-N avermectin B1a Chemical compound C1=C[C@H](C)[C@@H]([C@@H](C)CC)O[C@]11O[C@H](C\C=C(C)\[C@@H](O[C@@H]2O[C@@H](C)[C@H](O[C@@H]3O[C@@H](C)[C@H](O)[C@@H](OC)C3)[C@@H](OC)C2)[C@@H](C)\C=C\C=C/2[C@]3([C@H](C(=O)O4)C=C(C)[C@@H](O)[C@H]3OC\2)O)C[C@H]4C1 RRZXIRBKKLTSOM-XPNPUAGNSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000000084 colloidal system Substances 0.000 description 1
- 230000003013 cytotoxicity Effects 0.000 description 1
- 231100000135 cytotoxicity Toxicity 0.000 description 1
- 239000012024 dehydrating agents Substances 0.000 description 1
- XAKLYHGHEFMDAP-IAXKEJLGSA-N drf-1042 Chemical compound C1=CC=C2C=C(C(OCCO)N3C4=CC5=C(C3=O)COC(=O)[C@]5(O)CC)C4=NC2=C1 XAKLYHGHEFMDAP-IAXKEJLGSA-N 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 230000000857 drug effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
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- 210000002615 epidermis Anatomy 0.000 description 1
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- 238000000605 extraction Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000000796 flavoring agent Substances 0.000 description 1
- 235000019634 flavors Nutrition 0.000 description 1
- 239000004009 herbicide Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000036039 immunity Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011534 incubation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229930014456 matrine Natural products 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000002503 metabolic effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000957 no side effect Toxicity 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000017448 oviposition Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 229940080817 rotenone Drugs 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 229930000044 secondary metabolite Natural products 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
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- 238000010998 test method Methods 0.000 description 1
- 210000001519 tissue Anatomy 0.000 description 1
- 231100000732 tissue residue Toxicity 0.000 description 1
- AMFGTOFWMRQMEM-UHFFFAOYSA-N triazophos Chemical compound N1=C(OP(=S)(OCC)OCC)N=CN1C1=CC=CC=C1 AMFGTOFWMRQMEM-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention provides a pesticide for crops, which comprises the following components in parts by weight: 3-5 parts of an extract of the horse robusta, 5-10 parts of an extract of the Metasequoia glyptostroboides and 80-90 parts of an ethanol solution, wherein the concentration of the ethanol is 20%.
Description
Technical field
The present invention relates in biochemical field, especially, relate to a kind of insecticide for crops.
Background technology
Be below crop pests damage symptom and classification:
(1) soil insect: the whole or major part of the history of life is lived in soil, the under ground portion of main harm plant and a class pest of part near the ground, as grub category, acupuncture needle insects, mole cricket class, cutworm; (2) stem insect is eaten into: general reference has the class pest piercing in host plant cane and take food Damage habits, is commonly called as borer, as corn borer, striped rice borer, paddy stem borer, pink rice borer, stem maggot; (3) defoliator: refer to the class pest nibbling crop leaf with biting mouthparts, as Lepidoptera, orthoptera, coleoptera; (4) leaf mining insect: refer to slip into the insect that mesophyll takes food the harm of tissue residue epidermis, as Liriomyza, liriomyza bryoniae from larva; (5) suction class pest is permitted: refer to harm the crops with absorption mouthpart, as aphid class, scale insect, mite class, Homoptera, Semiptera.
At present, be widely used in the chemosynthesis insecticide of the crops such as paddy rice, cotton, vegetables, as Hostathion, Avermectin etc., because long-term unreasonable use has caused insect to develop immunity to drugs, and some insect has developed into the stage being difficult to prevent and treat, has a strong impact on the seed output and quality of crop.More and more focusing on today of environmental quality, people are efficient to insecticide, the requirement of low toxicity, low-residual quality is being also more and more higher.
Chinese patent application 201010520770.0 discloses a kind of camptothecine compounds and preparation method thereof and the purposes in agricultural chemicals, the preparation method of this compound be by N-(1 '-oxygen base-2 ', 2 ', 5 ', 5 '-tetramethyl pyrroles-acid amides)-3 '-L-amino acid and 5-ethoxy oxygen camptothecine react under proper catalyst and dehydrating agent effect, purified separation and get final product.By the desinsection to this compounds, bacteriostasis and herbicides active testing, prove that such Compound Phase has good cytotoxicity for camptothecine and DRF-1042 to pest (as Brontispa longissima, prodenia litura).This technical scheme cost intensive, complicated process of preparation.
Summary of the invention
The object of the invention is to provide a kind of insecticide for crops, with technical solution problem.
For achieving the above object, the invention provides and a kind ofly have the insecticide effectively killed and drive crop pests, and the present invention prepares simply, resistance to overturning is good, by force both effectiveness, and production cost is low, safe and reliable, has no side effect, and is suitable for wide popularization and application.
Insecticide of the present invention comprises the component of following parts by weight:
1) 3-5 part form nothapodytes extract; With
2) 5-10 part gold metasequoia extract; With
3) ethanolic solution of 80-90 part, concentration of alcohol is 20%.
Further, described insecticide comprises the component of following parts by weight:
1) 4 parts of form nothapodytes extracts; With
2) 8 parts of gold metasequoia extracts; With
3) ethanolic solution of 85 parts, concentration of alcohol is 20%.
Further, the preparation method of described form nothapodytes extract comprises the following steps: take form nothapodytes, pulverize, add powder weight 8-10 doubly and concentration is the ethanolic solution of 70-80%, be placed in supersonic oscillations instrument to extract 3 times, each 1 hour, merge extract.
Further, the preparation method of described gold metasequoia extract comprises the following steps: take gold metasequoia, pulverize, adds powder total amount 8-12 and the ethanolic solution soaking at room temperature that concentration is 70-80% extracts 3 times, each 24 hours, first 12 hours, vibrate 1 time every 1 hr ultrasonic ripple, power is 220-250W, and frequency is 40-45KHz, each 5 minutes, merge extract.
Further, described insecticide also comprises the derris root powder of 1-10 part.
Further, described derris root powder adopts the root of leguminous plant hair stamen reticulate millettia, through airing in 1 day, adds liquid nitrogen grinding and becomes fine powder.
Preferably, described insecticide also comprises the emulsifier of 1-10 part.
Preferably, described emulsifier is one in dibenzyl xenyl APEO, calcium dodecyl benzene sulfonate, styryl phenyl APEO or its combination.
Preferably, described insecticide also comprises dispersant or the adhesion agent of 1-10 part.
Preferably, described dispersant is one in glyceryl monostearate, glyceryl tristearate, Tissuemat E or its combination.
Preferably, described adhesion agent is one in polyvinyl alcohol, polyvinylpyrrolidone, polyethylene glycol oxide or its combination.
In insecticide of the present invention, form nothapodytes mainly plays effect of desinsection.Display in " in form nothapodytes anticancer drug effect component distributing, preparation and pharmacology activity research ", by detecting the camptothecine content of form nothapodytes different parts, the various piece of detected form nothapodytes all contains camptothecine, and the branch being in different growing stage is different with the content of leaf camptothecine, and the optimum extraction position of suggestion using browse as camptothecine.The report in " camptothecine is used for agricultural insecticidal activity research " such as Zhang Liqin is active ingredient with camptothecine, the research of screening neoformation insecticide finds, the camptothecine missible oil indoor biometrics of 0.2% has higher biologically active to cabbage aphid, rice hoppers and striped rice borer, its LC
50and LC
90all at 0.1-0.6mgL
-1and 0.4-5.0mgL
-1between, it to the active size of 3 kinds of target pests is: rice hoppers > cabbage aphid > rice-stem borer.Field trial finds, reach 94.59% and 69.06% to the maximum preventive effect of effect of aphid and rice fulgorid, the maximum preventive effect 98.43% and 63.41% clean with contrasting medicament 10% aphid lice does not have significant difference; 92.96% and 95.03% of 85.78% and 87.69% and 5% Frontline is respectively to the seedling protecting effect of rice-stem borer and preventive effect and there is no significant difference.Therefore, camptothecine is the neoformation insecticide with greater activity.
In insecticide of the present invention, gold metasequoia mainly plays effect of expelling parasite, containing a large amount of class pine and cypress essential oil in the branches and leaves of gold metasequoia, has drive effect preferably in actual tests to insect.Point out that plants essential oil is the important secondary metabolites that a class is present in plant different tissues in Jiang Zhili disclosed " plants essential oil insecticidal action and preparation research ", for the volatile oily liquids with intense flavors, this research shows, plants essential oil has desinsection, sterilization, the multiple biologically active such as antiviral, and to the synergistic effect of Multiple Pesticides tool.In addition, show in Liu Gang disclosed " camptothecine is to the biologically active of diamond-back moth and Study on mechanism " that camptothecine has diamond-back moth certain for food, stomach poison function, also has the effect that stronger Developing restraint is grown, can significantly suppress growing of diamondback moth larvae, and make Oviposition of Diamondback Moth obviously reduce, fourth of the twelve Earthly Branches incubation rate obviously reduces.In addition, because gold metasequoia extract and form nothapodytes extract all adopt Solvent Extract methods, can need to carry out arbitrary proportion according to reality use and blend.
Insecticide of the present invention also comprises derris root powder, and its main component is rotenone, and insecticidal power is strong, agriculturally for preventing and treating the various pests of cotton, fruit tree, vegetables, tobacco, mulberry, tea tree etc.The effect of desinsection can be strengthened in the present invention.
Insecticide of the present invention adopts dispersant and emulsifier to make suspending agent, suspending agent refer to insecticide mix with suitable surfactant, water or organic solvent by a certain percentage, evenly levigate through colloid mill, then grind through sand mill and make to certain fineness for 1 to 2 time.
Insecticide of the present invention also can adopt adhesion agent and emulsifier to make emulsion.
The present invention has following beneficial effect:
Present invention employs form nothapodytes extract and gold metasequoia extract, both have significant effect respectively in desinsection and expelling parasite, and directly extract from form nothapodytes and gold metasequoia, cost is lower.Deinsectization effect test of the present invention shows, after using insecticide of the present invention to spray, diamond-back moth first day lethality is up to 70%, and the lethality of the 15th day is up to 85%, visible, and insecticide of the present invention is remarkable in insecticidal effect.In addition, it is simple that insecticide of the present invention also has preparation, and resistance to overturning is good, by force both effectiveness, safe and reliable, and side effect is low, is suitable for the advantages such as wide popularization and application.
Except object described above, feature and advantage, the present invention also has other object, feature and advantage.The present invention is further detailed explanation below.
Embodiment
Below embodiments of the invention are described in detail, but the multitude of different ways that the present invention can limit according to claim and cover is implemented.
Embodiment 1:
Insecticide of the present invention comprises the component of following weight fraction:
| Component | Parts by weight |
| Form nothapodytes extract | 3 parts |
| Gold metasequoia extract | 5 parts |
| 20% ethanolic solution | 80 parts |
Embodiment 2:
Insecticide of the present invention comprises the component of following weight fraction:
| Component | Parts by weight |
| Form nothapodytes extract | 4 parts |
| Gold metasequoia extract | 8 parts |
| 20% ethanolic solution | 85 parts |
Embodiment 3:
Insecticide of the present invention comprises the component of following weight fraction:
| Component | Parts by weight |
| Form nothapodytes extract | 3 parts |
| Gold metasequoia extract | 5 parts |
| 20% ethanolic solution | 80 parts |
| Derris root powder | 5 parts |
| Dibenzyl xenyl APEO | 5 parts |
| Glyceryl monostearate | 5 parts |
Embodiment 4:
Insecticide of the present invention comprises the component of following weight fraction:
| Component | Parts by weight |
| Form nothapodytes extract | 5 parts |
| Gold metasequoia extract | 10 parts |
| 20% ethanolic solution | 90 parts |
| Derris root powder | 6 parts |
| Dibenzyl xenyl APEO | 4 parts |
| Glyceryl tristearate | 8 parts |
Embodiment 5:
Insecticide of the present invention comprises the component of following weight fraction:
| Component | Parts by weight |
| Form nothapodytes extract | 4 parts |
| Gold metasequoia extract | 8 parts |
| 20% ethanolic solution | 85 parts |
| Derris root powder | 8 parts |
| Calcium dodecyl benzene sulfonate | 6 parts |
| Polyvinylpyrrolidone | 6 parts |
Comparative example 1:
Form nothapodytes extract is become 0 from 4 parts, and 20% ethanolic solution becomes 89 parts from 85 parts, and other constituent contents are with embodiment 3.
Comparative example 2:
Gold metasequoia extract is become 0 from 8 parts, and 20% ethanolic solution becomes 90 parts from 85 parts, and calcium dodecyl benzene sulfonate becomes 9 parts by 6 parts, and other constituent contents are with embodiment 3.
Test example one: the deinsectization effect test of insecticide of the present invention
1, test method: get a variety of Chinese cabbage that 120 strain growing states are close, be divided into 6 groups, isolate with spacer assembly respectively, other conditions are as all identical in illumination, fertilising etc., according to the consumption shown in table 1, the insecticide of the embodiment of the present invention 1,3,5 and comparative example 1,2 is sprayed in each group of a variety of Chinese cabbage by spray pattern, and when blade still soaks, move into diamondback moth larvae, control efficiency after statistics spraying, this test adopts the natural bodyguard's Chinese herbal medicine pesticide of thunder power to test in contrast.Deinsectization effect is as shown in table 1.
2, result of the test:
Table 1 deinsectization effect
Note: compare with control group,
*p < 0.01.
Lei Li natural bodyguard's Chinese herbal medicine pesticide main component comprises matrine, Organic carbon and nitrogen and potassium, this insecticide desinsection wide spectrum, rapidly and efficiently, have and tag and stomach poison function, insect nerve center can be benumbed, solidify polypide protein, blocking polypide pore, kills off the insect pests, after active ingredient is absorbed by crops, can progressively metabolic breakdown, can not enrichment phenomenon be produced.Main controlling object comprises two spotted spider mite, defoliator, scale insect, greenhouse whitefly, medium insects, bag moth class, slug moth class, Phytophthira, plant hopper class winged insect and reptile.This experiment shows the effect of insecticide of the present invention by the lethality of statistics administration diamondback moth larvae after the 1st, 7 and 15 days, and described lethality refers to that the diamond-back moth superposition number of dying after spray insecticide of the present invention accounts for the percentage of the diamondback moth larvae sum of immigration.As shown in Table 1, the insecticide of embodiment of the present invention 1-3 can obtain significant insecticidal effect in one day upon administration, administration still can keep good insecticidal effect after 15 days, wherein best with the effect of embodiment 3 insecticide, the insecticidal effect of comparative example 1 and comparative example 2, obviously not as the insecticidal effect of embodiment of the present invention 1-3, in addition, compares with control group, embodiment of the present invention 1-3 has extremely significant difference, visible insecticide Be very effective of the present invention.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. for an insecticide for crops, it is characterized in that, comprise the component of following parts by weight:
1) 3-5 part form nothapodytes extract; With
2) 5-10 part gold metasequoia extract; With
3) ethanolic solution of 80-90 part, concentration of alcohol is 20%.
2. the insecticide for crops according to claim 1, is characterized in that, described insecticide comprises the component of following parts by weight:
1) 4 parts of form nothapodytes extracts; With
2) 8 parts of gold metasequoia extracts; With
3) ethanolic solution of 85 parts, concentration of alcohol is 20%.
3. the insecticide for crops according to claim 1, it is characterized in that, the preparation method of described form nothapodytes extract comprises the following steps: take form nothapodytes, pulverize, add powder weight 8-10 doubly and concentration is the ethanolic solution of 70-80%, be placed in supersonic oscillations instrument to extract 3 times, each 1 hour, merge extract.
4. the insecticide for crops according to claim 1, it is characterized in that, the preparation method of described gold metasequoia extract comprises the following steps: take gold metasequoia, pulverize, add powder total amount 8-12 and the ethanolic solution soaking at room temperature that concentration is 70-80% extracts 3 times, each 24 hours, first 12 hours, vibrate 1 time every 1 hr ultrasonic ripple, power is 220-250W, frequency is 40-45KHz, each 5 minutes, merges extract.
5. the insecticide for crops according to claim 1, is characterized in that, described insecticide also comprises the derris root powder of 1-10 part.
6. the insecticide for crops according to claim 5, is characterized in that, described derris root powder adopts the root of leguminous plant hair stamen reticulate millettia, through airing in 1 day, adds liquid nitrogen grinding and becomes fine powder.
7. the insecticide for crops according to claim 1, is characterized in that, described insecticide also comprises the emulsifier of 1-10 part.
8. the insecticide for crops according to claim 7, is characterized in that, described emulsifier is one in dibenzyl xenyl APEO, calcium dodecyl benzene sulfonate, styryl phenyl APEO or its combination.
9. the insecticide for crops according to claim 1, is characterized in that, described insecticide also comprises dispersant or the adhesion agent of 1-10 part.
10. the insecticide for crops according to claim 9, it is characterized in that, described dispersant is one in glyceryl monostearate, glyceryl tristearate, Tissuemat E or its combination, and described adhesion agent is one in polyvinyl alcohol, polyvinylpyrrolidone, polyethylene glycol oxide or its combination.
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| CN201510486649.3A CN105053041A (en) | 2015-08-11 | 2015-08-11 | Pesticide for crops |
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| CN105519593A (en) * | 2015-12-12 | 2016-04-27 | 常州大学 | Preparation method of natural solid granular insecticide |
| CN106350279A (en) * | 2016-08-28 | 2017-01-25 | 广州舒雪健康科技有限公司 | Laundry detergent formulation |
| CN106538643A (en) * | 2016-11-11 | 2017-03-29 | 冯晋 | A kind of insecticide and its synthesis technique for crops |
| CN106818908A (en) * | 2016-12-29 | 2017-06-13 | 广西桂人堂金花茶产业集团股份有限公司 | Prevent and treat the formula of Camellia nitidissima pest and disease damage |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105519593A (en) * | 2015-12-12 | 2016-04-27 | 常州大学 | Preparation method of natural solid granular insecticide |
| CN106350279A (en) * | 2016-08-28 | 2017-01-25 | 广州舒雪健康科技有限公司 | Laundry detergent formulation |
| CN106538643A (en) * | 2016-11-11 | 2017-03-29 | 冯晋 | A kind of insecticide and its synthesis technique for crops |
| CN106818908A (en) * | 2016-12-29 | 2017-06-13 | 广西桂人堂金花茶产业集团股份有限公司 | Prevent and treat the formula of Camellia nitidissima pest and disease damage |
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Application publication date: 20151118 |