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CN103348822A - Field azolla variety collecting method and field azolla variety collecting box - Google Patents

Field azolla variety collecting method and field azolla variety collecting box Download PDF

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Publication number
CN103348822A
CN103348822A CN201310285155XA CN201310285155A CN103348822A CN 103348822 A CN103348822 A CN 103348822A CN 201310285155X A CN201310285155X A CN 201310285155XA CN 201310285155 A CN201310285155 A CN 201310285155A CN 103348822 A CN103348822 A CN 103348822A
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China
Prior art keywords
azolla
red duckweed
field
collecting box
collecting cassette
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Application number
CN201310285155XA
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Chinese (zh)
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CN103348822B (en
Inventor
黄毅斌
陈敏
林永辉
李艳春
郑向丽
徐国忠
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Institute of Agricultural Ecology of Fujian Academy of Agricultural Sciences
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Institute of Agricultural Ecology of Fujian Academy of Agricultural Sciences
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Priority to CN201310285155.XA priority Critical patent/CN103348822B/en
Publication of CN103348822A publication Critical patent/CN103348822A/en
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Publication of CN103348822B publication Critical patent/CN103348822B/en
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  • Cultivation Of Plants (AREA)

Abstract

The invention relates to a field azolla variety collecting method and a field azolla variety collecting box. The field azolla variety collecting box comprises a collecting box body and a collecting box cover. An azolla wet preserving medium is fixedly arranged on the lower portion of an inner cavity of the collecting box body, a plurality of bearing columns are arranged in an inner cavity of the collecting box cover, the bottom surfaces of the bearing columns are bonded with flexible nets, containing space used for placing field azolla is formed among the flexible nets and the azolla wet preserving medium, and a plurality of vent holes are formed in the collecting box cover. The azolla wet preserving medium inside the field azolla variety collecting box can always keep the azolla wholly wet, under the condition that the collecting box is placed horizontally or inclined or reversely, no clear water exists on the surface of the medium, azolla is still located inside the containing space among the flexible nets and the azolla wet preserving medium, the azolla can not be squeezed or damaged, the rhizosphere of the azolla is kept wet, air exchange is kept in the collecting box, a good micro-ecological environment is created for survival of the azolla, activity of the azolla is guaranteed, and the field azolla variety collecting box is particularly suitable for being used in the process of field investigation and resource collection.

Description

Open-air red duckweed kind collecting method and collecting cassette thereof
Technical field
The present invention relates to a kind of agricultural equipment and agri-scientific research instrument field, particularly a kind of field red duckweed kind collecting method and collecting cassette thereof are mainly used in depositing fresh and alive red duckweed and send to safely evaluation or scientific research place, also are applicable to the field acquisition of other fresh and alive plant.
Background technology
At present, the container types that the field acquisition plant is used is various, and structure and different is applicable to the storage of different plant seeds mostly, or the making of whole plant or some organ sample.Yet, in the herborization process in the open air, sometimes need to keep the activity of plant, do not allow the squeeze and destroy plant organ, do not allow excessive moisture absorption or drying and the damage plant cell yet.For example, red duckweed belongs to aquatic fern, and leaving water just can't be survived.If adopt closed container to deposit new scarlet duckweed, red duckweed is fatigued because of the vehicle and horse in being unable to undergo to gather on the way, and the liquid level in container of can't growing floating on water.In addition, air and atmospheric isolation in the closed container are to keeping red duckweed activity very unfavorable.Therefore, existing field acquisition container is not suitable for aquatic floating plants such as depositing red duckweed.
Summary of the invention
The problem that the present invention is directed to above-mentioned prior art existence is made improvement, and namely technical problem to be solved by this invention provides a kind of field red duckweed kind collecting method and collecting cassette thereof.
In order to solve the problems of the technologies described above, technical scheme one of the present invention is: a kind of field red duckweed kind collecting cassette, comprise and gather box body and gather lid, described collecting cassette intracoelomic cavity bottom is fixedly installed the moistening Protector of red duckweed, described collecting cassette cover cavity is provided with some support columns, described support column bottom surface is bonded with flexible net, is formed for placing the load space of open-air red duckweed between described flexible net and the moistening Protector of red duckweed, and described collecting cassette covers and is provided with several ventilation holes.
Further, the moistening Protector of described red duckweed comprises retaining moisture retaining groundmass layer, infiltration support matrix layer and the air permeable humidity retaining hypothallus that from bottom to top sets gradually.
Further, the moistening Protector of described red duckweed top is provided with fixed frame, and described collecting cassette intracoelomic cavity bottom is provided with fixed leg, and described fixed frame is fixed on the moistening Protector integral body of red duckweed by securing member the bottom of collecting cassette intracoelomic cavity.
Further, the thickness of described retaining moisture retaining groundmass layer is 6.0 ~ 9.0mm, and the thickness of described infiltration support matrix layer is 0.5 ~ 2.5mm, and the thickness of described air permeable humidity retaining hypothallus is 0.5 ~ 1.5mm.
In order to solve the problems of the technologies described above, technical scheme two of the present invention is: a kind of field red duckweed kind collecting method, comprise aforesaid field red duckweed kind collecting cassette, open the collection lid, with field acquisition to red duckweed be placed on the moistening Protector of red duckweed; The collection lid that closes is so that open-air red duckweed is in the load space between flexible net and the moistening Protector of red duckweed.
Further, carry or transportation in, described field red duckweed kind collecting cassette can be in keep flat, side or inversion state.
Compared with prior art, the present invention has following beneficial effect: the moistening Protector of red duckweed in the red duckweed kind collecting cassette of this field can remain whole moistening, and collecting cassette keep flat, tilt or the inversion situation under, dielectric surface all occurs without open fire, for good micro-ecological environment is created in red duckweed survival, ensure that red duckweed is active, use when being particularly suitable for field study and resource acquisition; Carry or transportation in, no matter collecting cassette keeps flat, or side or inversion state, in the load space between flexible net and the moistening Protector of red duckweed, red duckweed can not be extruded destruction to red duckweed from start to finish, red duckweed rhizosphere is fully moistening; The collecting cassette inner air and outer air can be carried out enough interchanges, reaches the purpose of ventilation, also can prevent excess Temperature in the box simultaneously, so that red duckweed activity is high.
The present invention will be further described in detail below in conjunction with the drawings and specific embodiments.
Description of drawings
Fig. 1 is the organigram of the embodiment of the invention.
Among the figure: 1-gathers lid, and 2-gathers box body, 3-air permeable humidity retaining hypothallus, 4-infiltration support matrix layer, 5-retaining moisture retaining groundmass layer, 6-fixed leg, 7-fixed frame, 8-securing member, 9-flexible net, 10-support column, 11-ventilation hole, 12-load space.
Embodiment
As shown in Figure 1, a kind of field red duckweed kind collecting cassette, comprise and gather box body 2 and gather lid 1, described collection box body 2 inner chamber bottoms are fixedly installed the moistening Protector of red duckweed, described collection lid 1 inner chamber is provided with some support columns 10, described support column 10 bottom surfaces are bonded with flexible net 9, be formed for placing the load space 12 of open-air red duckweed between described flexible net 9 and the moistening Protector of red duckweed, be provided with several ventilation holes 11 on the described collection lid 1, so that the collecting cassette inner air and outer air can be carried out enough interchanges, reach the purpose of ventilation, also can prevent from causing because of the respiration of red duckweed simultaneously the phenomenon of excess Temperature in the box.
In the present embodiment, the moistening Protector of red duckweed is the core component of open-air red duckweed kind collecting cassette.Red duckweed is aquatic fern, and its root is the passage of moisture and mineral matter input duckweed body, and the effect of set duckweed body is arranged again.Different from many higher plants, the former base of the root of red duckweed betides the stem lower epidermis, generally is positioned at side shoot and trunk junction, belongs to adventive root.Under the chemotropism effect, the duckweed root can stretch to medium inside or be attached to the dielectric surface draws water, therefore wettable cultivation; And root system is larger, as long as the duckweed root is not dry, can keep the activity of red duckweed.Therefore, the moistening Protector of red duckweed is not only wanted to store enough moisture, and will be adapted to fully moistening ecotope of red duckweed rhizosphere.Apply to the characteristics of field study in view of collecting cassette, collecting cassette keep flat, tilt or the inversion situation under, dielectric surface all occurs without open fire.
In the present embodiment, the moistening Protector of described red duckweed has red duckweed activity preservative fluid, this red duckweed activity preservative fluid is by No. 1 liquid, No. 2 liquid, No. 3 liquid, No. 4 liquid and No. 5 liquid form, No. 1 liquid wherein, No. 2 liquid and No. 3 liquid provide essential element for red duckweed, No. 1 liquid is to be diluted to mother liquor by nitrate of lime 61g and calcium chloride 9.6g by 1L water, No. 2 liquid is by ammonium dihydrogen phosphate (ADP) 15.2g, potassium nitrate 84.9g and sodium nitrate 2.7g are diluted to mother liquor by 1L water, No. 1 liquid stores respectively and can not directly mix to avoid deposited phenomenon mutually with No. 2 liquid, No. 3 liquid are to be diluted to mother liquor by magnesium sulfate 52.9g by 1L water, No. 1 liquid, No. 2 liquid and No. 3 liquid are distinguished 100 times of dilute with waters in use again; Wherein No. 4 liquid and No. 5 liquid provide trace element for red duckweed, No. 4 liquid are to be diluted to mother liquor by manganese chloride 1.81g, zinc chloride 0.11g, cupric sulfate pentahydrate 0.08g, boric acid 2.86g and sodium molybdate 0.025 by 1L water, No. 5 liquid are to be diluted to mother liquor by EDTA0.73g and ferrous sulfate 0.94g by 1L water, and No. 4 liquid and No. 5 liquid are distinguished 1000 times of dilute with waters in use again.The moistening Protector of described red duckweed comprises retaining moisture retaining groundmass layer 5, infiltration support matrix layer 4 and the air permeable humidity retaining hypothallus 3 that from bottom to top sets gradually.Because the function of each hypothallus is different, so they are also different to the performance requirement of composition material.
In the present embodiment, the major function of retaining moisture retaining groundmass layer 5 is to store moisture, requires material that good water absorbing properties should be arranged, and the suction multiple is the bigger the better, and with the wet medium of supporting of guaranteeing unit volume the sufficient fund culture fluid is arranged.In order to prevent the phenomenon of " suction fast, dehydration also fast ", also require the good water-retaining property of material.The dielectric material screening test is the result show, this hypothallus can be take the siliceous polyester staple fiber of three-dimensional hollow as main material, the nonwoven that adopts spray-bonding craft to make, material thickness is 6.0 ~ 9.0mm, quality is light, fluffy degree is high, resilience is good, and extremely strong water absorbing properties is arranged, and the suction multiple is up to 63.0.This material water retention property is also fine, and behind the room temperature nature airing 3h, moisture-holding capacity still reaches 91.5%, is desirable retaining water-keeping material.
In the present embodiment, the function of infiltration support matrix layer 4 is to support the wet medium of supporting of fixing red duckweed, requires material that certain mechanical mechanics property should be arranged, and particularly under the long-term moisture state, the stability of material tensile property will be got well.Because this material is between retaining moisture retaining groundmass layer 5 and air permeable humidity retaining hypothallus 3, therefore require the material permeability performance good.This hypothallus can be the nonwoven that adopts needling process, needle punched non-woven fabrics is to utilize the puncture effect of pricker that fluffy fibre web is reinforced into cloth, and material thickness is 0.5 ~ 2.5mm, and density is large and certain elasticity arranged, fracture strength 4500 ~ 5000N/5 * 20cm, transverse and longitudinal tensile strength difference is little.The infiltration test result: normal atmosphere is depressed infiltration height 8cm, and the half way infiltration time is 2.5s only, illustrates that this material infiltration speed is high, and permeability performance is good.Under long-term moisture state, the permeability performance of this material and the stability of mechanical mechanics property are all fine, meet the functional requirement of 4 pairs of material of infiltration support matrix layer.
In the present embodiment, air permeable humidity retaining hypothallus 3 is places of the fixing and moisture absorption of red duckweed, except water absorbing properties and water retention property, requires material not seep water, but fully ventilative function is arranged.This hypothallus can be the nonwoven that adopts water jet process, water jet process be with the fine water flow jet of high pressure to one or more layers fleece, make the mutual mat of fiber, thereby fibre web is reinforced and possessed certain brute force, material thickness is 0.5 ~ 1.5mm, how full the hole is, and superficies adhere to one deck waterproof coating (PU polyurethane coating) again; Keep enough precompressions, water pressure test pressure reduction 500Pa, under the three-dimensional rotation condition, material surface all oozes out without open fire, meets the functional requirement of 3 pairs of materials of air permeable humidity retaining hypothallus.Because this material good permeability, the medium overall moisture belongs to " running water ", can not occur as long as regularly add moisture, saving the trouble of changing medium because of the long-term phenomenon that " poisoning " occur of using.
In the present embodiment, the moistening Protector of described red duckweed top is provided with fixed frame 7, and described collection box body 2 inner chamber bottoms are provided with fixed leg 6, and described fixed frame 7 is fixed on the moistening Protector integral body of red duckweed the bottom that gathers box body 2 inner chambers by securing member 8.Therefore, carry or transportation in, no matter collecting cassette keeps flat, or side or inversion state, red duckweed is from start to finish in the load space 12 between flexible net 9 and the moistening Protector of red duckweed.
As shown in Figure 1, a kind of field red duckweed kind collecting method: open and gather lid 1, with field acquisition to red duckweed be placed on the moistening Protector of red duckweed; Closing gathers lid 1, so that open-air red duckweed is in the load space 12 between flexible net 9 and the moistening Protector of red duckweed; Carry or transportation in, collecting cassette can keep flat, side or inversion.
The above only is preferred embodiment of the present invention, and all equalizations of doing according to the present patent application claim change and modify, and all should belong to covering scope of the present invention.

Claims (6)

1. field red duckweed kind collecting cassette, comprise and gather box body and gather lid, it is characterized in that: described collecting cassette intracoelomic cavity bottom is fixedly installed the moistening Protector of red duckweed, described collecting cassette cover cavity is provided with some support columns, described support column bottom surface is bonded with flexible net, be formed for placing the load space of open-air red duckweed between described flexible net and the moistening Protector of red duckweed, described collecting cassette covers and is provided with several ventilation holes.
2. the red duckweed kind in field according to claim 1 collecting cassette is characterized in that: the moistening Protector of described red duckweed comprises retaining moisture retaining groundmass layer, infiltration support matrix layer and the air permeable humidity retaining hypothallus that from bottom to top sets gradually.
3. the red duckweed kind in field according to claim 1 and 2 collecting cassette, it is characterized in that: the moistening Protector of described red duckweed top is provided with fixed frame, described collecting cassette intracoelomic cavity bottom is provided with fixed leg, and described fixed frame is fixed on the moistening Protector integral body of red duckweed by securing member the bottom of collecting cassette intracoelomic cavity.
4. the red duckweed kind in field according to claim 2 collecting cassette, it is characterized in that: the thickness of described retaining moisture retaining groundmass layer is 6.0 ~ 9.0mm, the thickness of described infiltration support matrix layer is 0.5 ~ 2.5mm, and the thickness of described air permeable humidity retaining hypothallus is 0.5 ~ 1.5mm.
5. field red duckweed kind collecting method is characterized in that: comprise field as claimed in claim 1 red duckweed kind collecting cassette, open the collection lid, with field acquisition to red duckweed be placed on the moistening Protector of red duckweed; The collection lid that closes is so that open-air red duckweed is in the load space between flexible net and the moistening Protector of red duckweed.
6. the red duckweed kind in field according to claim 5 collecting method is characterized in that: carry or transportation in, described field red duckweed kind collecting cassette be in keep flat, side or inversion state.
CN201310285155.XA 2013-07-09 2013-07-09 Field red duckweed kind collecting method and collecting cassette thereof Active CN103348822B (en)

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Application Number Priority Date Filing Date Title
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CN103348822B CN103348822B (en) 2015-10-14

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104054464A (en) * 2014-06-26 2014-09-24 临泽县康裕种苗有限责任公司 Pollen shaking machine

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58180293A (en) * 1982-04-19 1983-10-21 Kumagai Gumi Ltd Treatment of sewage with activated sludge
EP0643955A1 (en) * 1993-09-21 1995-03-22 JOHNSON & JOHNSON INC. Sphagnum moss composition for the production of sheeted absorbent and method for evaluating the potential of sphagnum moss material for absorbing liquid
CN201238557Y (en) * 2008-08-18 2009-05-20 江西省棉花研究所 Cotton leaf fresh-keeping device for cotton bollworm resistance bioassay
CN201793160U (en) * 2010-08-11 2011-04-13 昆明理工大学 Herbarium collecting bag
CN102556510A (en) * 2010-12-22 2012-07-11 泰尔茂株式会社 Container assembly and method for containing biological graft
CN202425370U (en) * 2011-11-29 2012-09-12 吕文潇 Three-dimensional (3D) ecological wall painting
CN203013045U (en) * 2013-01-06 2013-06-19 张颜颜 Sample collection device for biological experiment
CN203416754U (en) * 2013-07-09 2014-02-05 福建省农业科学院农业生态研究所 Azolla collecting box

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58180293A (en) * 1982-04-19 1983-10-21 Kumagai Gumi Ltd Treatment of sewage with activated sludge
EP0643955A1 (en) * 1993-09-21 1995-03-22 JOHNSON & JOHNSON INC. Sphagnum moss composition for the production of sheeted absorbent and method for evaluating the potential of sphagnum moss material for absorbing liquid
CN201238557Y (en) * 2008-08-18 2009-05-20 江西省棉花研究所 Cotton leaf fresh-keeping device for cotton bollworm resistance bioassay
CN201793160U (en) * 2010-08-11 2011-04-13 昆明理工大学 Herbarium collecting bag
CN102556510A (en) * 2010-12-22 2012-07-11 泰尔茂株式会社 Container assembly and method for containing biological graft
CN202425370U (en) * 2011-11-29 2012-09-12 吕文潇 Three-dimensional (3D) ecological wall painting
CN203013045U (en) * 2013-01-06 2013-06-19 张颜颜 Sample collection device for biological experiment
CN203416754U (en) * 2013-07-09 2014-02-05 福建省农业科学院农业生态研究所 Azolla collecting box

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104054464A (en) * 2014-06-26 2014-09-24 临泽县康裕种苗有限责任公司 Pollen shaking machine

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