CN108093998A - A kind of method for preventing tomato yellow leaf curl virus disease - Google Patents

A kind of method for preventing tomato yellow leaf curl virus disease Download PDF

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Publication number
CN108093998A
CN108093998A CN201711194459.XA CN201711194459A CN108093998A CN 108093998 A CN108093998 A CN 108093998A CN 201711194459 A CN201711194459 A CN 201711194459A CN 108093998 A CN108093998 A CN 108093998A
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tomato
trap plants
field planting
leaf curl
days
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CN201711194459.XA
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李勇
张强
李宇光
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Shandong Shouguang Vegetable Industry Group Co Ltd
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Shandong Shouguang Vegetable Industry Group Co Ltd
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Priority to CN201711194459.XA priority Critical patent/CN108093998A/en
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    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G13/00—Protecting plants
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G31/00—Soilless cultivation, e.g. hydroponics

Abstract

The invention discloses a kind of method for preventing tomato yellow leaf curl virus disease, tomato row cultivation by size, wide row space 80cm, small line-spacing 60cm in heliogreenhouse；15 20 days transplanting Trap plants before tomato field planting, the small row centre plantation a line Trap plants of field planting row, spacing in the rows 25cm；Trap plants use the matrix hole plate seedling growth containing carbonization rice husk, increase carbonization rice husk in planting pit, hole tray and pouring root are dipped in using Diacloden liquid；Before transplanting Trap plants, sunlight greenhouse vent is closed with the desinsection protection network of 40 mesh.The present invention is on the premise of being greatly lowered chemical pesticide dosage and realizing the main cultivation non-contact chemical prevention of crop, the incidence of tomato yellow leaf curl virus can be effectively reduced, the incidence of susceptible tomato variety tomato yellow leaf curl China viral disease can be generally controlled within 5%.

Description

A kind of method for preventing tomato yellow leaf curl virus disease
Technical field
The present invention relates to a kind of control method of tomato disease, especially one kind can reduce chemical pesticide and use and realize The control method of the main tomato yellow leaf curl virus disease for planting the non-contact chemical prevention of crop, particularly suitable heliogreenhouse autumn delay kind Eggplant is cultivated, and belongs to technical field of plant protection.
Background technology
Tomato yellow leaf curl virus disease is a kind of fulminant, destructive disease, and fall ill the general underproduction 20%-30% of field, sternly Weight even has no harvest.Tomato yellow leaf curl virus disease (Tomato yellow leaf curl virus, TYLCV), belongs to twin Viraceae Begomovirus（Begomovirus）Virus, because the category virus under field conditions (factors) can only be by Bemisia tabaci （Bemisia tabaci）It is propagated with lasting manner, be otherwise known as whitefly-transmitted geminivirus, is that one kind has twin particle shape DNA of plants virus, crushing harm can be caused on tomato crop.As Tomato in Greenhouse Main Cultivation crops for rotation, Qiu Yan Slow tomato yellow leaf curl virus disease is very serious.
It still relies primarily on through the chemical prevention to mediator insect Bemisia tabaci to realize tomato yellow leaf curl China virus in production at present The prevention and control of disease, and cause the unreasonable using even abuse, and then cause pest resistance to insecticide, kill of pest control with insecticide medicament The problems such as worm agent is polluted with residual, the great society such as serious threat agricultural product security and ecological safety and the export of farm produce and warp Ji problem.
Meanwhile the common fly net with good ventilation effect is difficult to obstruct Bemisia tabaci disengaging greenhouse at present.Using 60 mesh Fly net has seriously affected the ventilation effect in greenhouse, and ventilation speed is slow, and greenhouse cooling speed is slow, affects the growth of tomato and adds Grave illness viral disease occurs, if the selection preferable common fly net of 40 purpose of ventilation effect, does not obstruct Bemisia tabaci disengaging greenhouse, reaches Less than the effect of isolation Bemisia tabaci.How to be further reduced chemical pesticide dosage and improve ventilation effect, be to be badly in need of asking for solution Topic.
The content of the invention
The technical problems to be solved by the invention are in view of the above problems, providing a kind of prevention tomato yellow leaf curl virus disease Method, take this method that can efficiently control the generation of tomato yellow leaf curl virus disease, prevention and control principle traps plant for plantation Object spatially protects main cultivation crop tomato plant to pass malicious medium Bemisia tabaci harm from tomato yellow leaf curl China viral disease, using to cigarette Aleyrodid attracting action can be put out, having reached Bemisia tabaci can not pass apparently higher than the plant of tomato before Bemisia tabaci diffuses to tomato The purpose of tomato yellow leaf curl China virus disease is broadcast, meanwhile, it is capable to be further reduced chemical pesticide dosage, realizes the main cultivation non-contact chemistry of crop Prevention improves ventilation effect, improves tomato yield.
To solve the above problems, the present invention adopts the following technical scheme that：The row cultivation by size in heliogreenhouse by tomato, Wide row space 80cm, small line-spacing 60cm, spacing in the rows 40cm.
15-20 days transplanting Trap plants before tomato field planting；Plantation a line Trap plants, spacing in the rows among the small row of field planting row 25cm；Cave field planting is opened, is mixed per cave and applies carbonization rice husk 75g, Trap plants seedling is colonized in cave.Trap plants are earlier than tomatidine It plants, the two interval cannot be below 15 days, can so ensure Bemisia tabaci adults remaining in greenhouse, nymph before tomato is colonized Lure to Trap plants, at the same can also ensure remaining Bemisia tabaci ovum have time enough hatching imago/nymph after in tomatidine It is lured before plant to Trap plants, reduces and poison is passed by tobacco powder lice infestation after tomato is colonized.If between the field planting of Trap plants and tomato Every phase deficiency, Bemisia tabaci can be caused just to cause to infect harm to tomato before being lured to Trap plants.
Trap plants use plug media nursery, and matrix is by turf：Carbonization rice husk：Vermiculite by volume 2:1:1 composition, lures Collection plant does sth. in advance nursery 25-30 days than tomato, is converted before Trap plants transplanting with 25% Diacloden water dispersible granules 17.5g within 1-2 days Water 30kg dips in hole tray 2-3 minutes, and the matrix in hole tray is made to be impregnated with completely by liquid.Diacloden is a kind of systemic insecticide, is led to Cross and dip in hole tray Trap plants root system and absorb Diacloden, be transmitted to the positions such as blade, Bemisia tabaci suck after Trap plants juice can in It poisons with poison and dies.Experiment is found：By dipping in disk turf and carbonization rice husk is made to adsorb enough Diaclodens, after Trap plants field planting turf and Slowly release is absorbed the Diacloden of carbonization rice husk absorption by Trap plants root system, and Bemisia tabaci is persistently killed in realization；It is added in matrix Carbonization rice husk reduces the loss of Diacloden, improves Diacloden utilization rate, reduces Diacloden dosage.
Before transplanting Trap plants, the ventilation opening of heliogreenhouse is closed with the desinsection protection network of 40 mesh, prevents the cigarette outside greenhouse Aleyrodid enters, and kills the Bemisia tabaci attempted from outdoor entrance.Using the desinsection protection network of 40 mesh, ensureing without live body Bemisia tabaci While in into entrance greenhouse, the ventilation speed of heliogreenhouse, heliogreenhouse good cooling effect, in hot early autumn are improved Season, the heliogreenhouse highest temperature can reduce 3-5 DEG C, improve the environmental condition of tomato growth and induce the pathogenetic height of virus Warm environment.
Tomato uses plug media nursery, and matrix is by turf：Vermiculite by volume 3:1 composition, 4 leaf, 1 heart field planting, before field planting Tomato sprout is sprayed with new high fat film and chitin mixed liquor within 1-2 days, new high fat film forms one layer of ultra-thin protection in rice shoot body Film shields Bemisia tabaci smell, plays anthelmintic action, and Bemisia tabaci is driven to be migrated away from tomato to Trap plants.
15kg pouring roots are watered after Trap plants field planting with 25% Diacloden water dispersible granules 9.1g within 30 days, are trapped for every plant every time Plant irrigation liquid 60g.The Diacloden lasting period is 30 days or so, after Trap plants field planting 30 days with Diacloden pouring root, to ensure to lure There are enough Diacloden residuals to kill Bemisia tabaci in collection plant.It is mixed in planting pit and applies carbonization rice husk, Diacloden is by carbon after pouring root Change rice husk absorption, absorbed afterwards in slow release by Trap plants root system, reduce the loss of Diacloden, improve Diacloden profit With rate, Diacloden dosage is reduced.
25 days foliage-spray new high fat films and chitin mixed liquor after tomato field planting.Spray new high fat film, tomato blade face shape The protective film ultra-thin into one layer, shield Bemisia tabaci smell, play repellent action, drive Bemisia tabaci away from tomato plant to trap plant Object migrates.
The desinsection protection network is the PTFE base porous nano particle with microcellular structure of 0.08mm by string diameter Composite monofilament is continuously woven by warp and weft using plain weave mode, PTFE base porous nano Particles dispersed monofilament Adsorption have matrine.PTFE base porous nano Particles dispersed monofilament with microcellular structure is included with micropore Polytetrafluoroethylene (PTFE), the porous nano particle of structure, are mediated in an extruder with polytetrafluoroethylene (PTFE) and porous nano particle first, will The kneaded mixture is squeezed out as strand, is then stretched.
Matrine is soluble in water, the protection network woven is placed in the solution prepared in aforementioned manners to be soaked 4-6 small When, in the adsorption matrine of the PTFE base porous nano Particles dispersed monofilament micropore with microcellular structure, pull out Dry in the shade afterwards under the conditions of 15-20 DEG C.
PTFE base porous nano Particles dispersed monofilament includes the polytetrafluoroethylene (PTFE) with microcellular structure and porous receives Rice grain, the polytetrafluoroethylene (PTFE) with microcellular structure provide carrier, porous nano for the load of porous nano particle and matrine Particle further provides carrier for the load of matrine.
Porous nano particle includes nano silicon oxide, nano-titanium dioxide, clay etc., optional one of which.
A kind of prioritization scheme, the Trap plants be angelica keiskei koidz, Classification system Gynura divaricata (Linn.) DC.。
Another prioritization scheme, new high fat film aqueous solution that the new high fat film and chitin mixed liquor are 300 times, 300 Chitin water soluble liquid again is by weight 1：1 mixes.
Carbonization rice husk obtains for rice husk when the 6-7 that is carbonized in the environment of 400-600 DEG C is small.
Using above technical scheme, compared with prior art, has the following advantages：
1）The present invention can be effectively reduced the incidence of tomato yellow leaf curl virus disease, susceptible tomato variety tomato yellow leaf curl China viral disease Incidence can control within 5%, efficiently solve that tomato variety quality is good, commodity value is high, not resisting etiolation leaf curl The cultivating and growing problem of viral disease.
2）The present invention realizes the hidden dispenser of orientation by planting Trap plants, and the environment number of dropouts of pesticide is greatly lowered, Target rate in chemical pesticide is effectively improved, is conducive to Environment Ecological Safe.
3）The present invention is realized by using carbonization rice husk is increased in matrix hole plate seedling growth and planting pit containing carbonization rice husk Hidden dispenser Timed-release technology, improves the utilization rate of chemical pesticide, reduces the dosage of chemical pesticide, chemical pesticide, which subtracts, to be applied 37.9%。
4）The present invention can realize the main cultivation non-contact chemical prevention of crop, and product non agricultural chemical residuum is conducive to ensure food Safety.
5）The present invention solve production at present it is upper do not have when using fly net mesh excessive effectively obstruct Bemisia tabaci into The problem of worm.With prior art ratio, while ensureing that no live body Bemisia tabaci is entered into greenhouse, the logical of heliogreenhouse is improved Wind velocity, heliogreenhouse good cooling effect, in hot season in early autumn, the heliogreenhouse highest temperature can reduce 3-5 DEG C, improve The environmental condition of tomato growth improves tomato yield.
The invention will be further described With reference to embodiment.
Specific embodiment
Following embodiment is not limited to protection scope of the present invention for illustrating the present invention.
Embodiment 1, heliogreenhouse autumn delay stubble cultivated tomato, place is selected not anti-yellowing in Shandong Shouguang Vegetable Base Change the kind of leaf curl viral disease.By tomato in heliogreenhouse row cultivation by size, wide row space 80cm, small line-spacing 60cm, spacing in the rows 40cm。
15-20 days transplanting Trap plants before tomato field planting；Plantation a line Trap plants, spacing in the rows among the small row of field planting row 25cm；Cave field planting is opened, is mixed per cave and applies carbonization rice husk 75g, Trap plants are colonized in cave.
Trap plants use plug media nursery, and matrix is by turf：Carbonization rice husk：Vermiculite by volume 2:1:1 composition, lures Collection plant does sth. in advance nursery 25-30 days than tomato, is converted before Trap plants transplanting with 25% Diacloden water dispersible granules 17.5g within 1-2 days Water 30kg dips in hole tray 2-3 minutes, and the matrix in hole tray is made to be impregnated with completely by liquid.
Before transplanting Trap plants, the ventilation opening of heliogreenhouse is closed with the desinsection protection network of 40 mesh.Desinsection protection network is by silk The PTFE base porous nano Particles dispersed monofilament with microcellular structure that footpath is 0.08mm is by warp and weft using flat The mode of knitting continuously weaves, and the adsorption of PTFE base porous nano Particles dispersed monofilament has matrine.With micro- The PTFE base porous nano Particles dispersed monofilament of pore structure includes polytetrafluoroethylene (PTFE), porous nano with microcellular structure Particle is mediated in an extruder with polytetrafluoroethylene (PTFE) and porous nano particle first, is squeezed out the kneaded mixture as strand, Then stretched.
Aqueous matrine solution is soluble in water, the protection network woven is placed in the solution prepared in aforementioned manners Be soaked 4-6 it is small when, it is bitter in the adsorption of the PTFE base porous nano Particles dispersed monofilament micropore with microcellular structure Join alkali, dry in the shade after pulling out under the conditions of 15-20 DEG C.
PTFE base porous nano Particles dispersed monofilament includes the polytetrafluoroethylene (PTFE) with microcellular structure and porous receives Rice grain, the polytetrafluoroethylene (PTFE) with microcellular structure provide carrier, porous nano for the load of porous nano particle and matrine Particle further provides carrier for the load of matrine.
Porous nano particle includes nano silicon oxide, nano-titanium dioxide, clay etc., optional one of which.
Tomato uses plug media nursery, and matrix is by turf：Vermiculite by volume 3:1 composition, 4 leaf, 1 heart field planting, before field planting Tomato sprout is sprayed with new high fat film and chitin mixed liquor within 1-2 days.
15kg pouring roots are watered after Trap plants field planting with 25% Diacloden water dispersible granules 9.1g within 30 days, are trapped for every plant every time Plant irrigation liquid 60g.
25 days foliage-spray new high fat films and chitin mixed liquor after tomato field planting.
New high fat film aqueous solution that new high fat film and chitin mixed liquor are 300 times, 300 times of chitin water soluble liquid are by weight Measure ratio 1：1 mixes.
Trap plants are angelica keiskei koidz, Classification system Gynura divaricata (Linn.) DC..
Carbonization rice husk obtains for rice husk when the 6-7 that is carbonized in the environment of 400-600 DEG C is small.
Embodiment 2, heliogreenhouse autumn delay stubble cultivated tomato, place is in Shandong Shouguang Vegetable Base, July 7 in 2015 Day sowing, August 17 days are colonized, and kind is is full of again, the kind not resisting etiolation leaf curl viral disease.Experiment sets 2 processing, except requirement Outside measure, other management measures are identical.
Processing 1：It is carried out by the technical solution of embodiment 1.
Processing 5：Cultivated tomato as follows, sunlight greenhouse vent covering fly net, while use existing chemistry side Method prevents the medium Bemisia tabaci of tomato yellow leaf curl China viral disease.Specific technical solution is as follows：The ventilation opening of heliogreenhouse is general with 60 purposes Logical fly net closing.Tomato is watered 30kg with 25% Diacloden water dispersible granules 17.5g when transplanting and dips in hole tray 2-3 minutes, makes cave Matrix in disk is impregnated with completely by liquid, according to Bemisia tabaci a situation arises foliage-spray Diacloden in growth period.Tomato planting is close Degree is the same as processing 1.
Through experiment, the incidence of processing 1 tomato yellow leaf curl virus disease is 4.1%, processing 2 tomato yellow leaf curl virus disease Incidence be 13.2%.Difference reaches the level of signifiance between processing 1 and processing 2.Illustrate by 1 technical solution cultivated tomato of processing, energy It is effectively reduced the incidence of tomato yellow leaf curl virus disease, the general energy of incidence of susceptible tomato variety tomato yellow leaf curl China viral disease Control is within 5%, and on the yield and quality of tomato without influence, efficiently solves that tomato variety quality is good, commodity value High, not resisting etiolation leaf curl viral disease cultivating and growing problem.
Hole tray is dipped in processing 1 and pouring root applies 25% Diacloden water dispersible granules 86.9g, and 2 tomatoes of processing dip in hole tray and blade face It sprays and co-administers 25% Diacloden water dispersible granules 140g, processing 1 reduces than 2 Diaclodens of processing and uses 37.9%.Processing 1 is significantly Degree reduces the environment number of dropouts of pesticide, effectively improves target rate and the utilization rate of chemical pesticide in chemical pesticide, reduces chemical pesticide Dosage, be conducive to Environment Ecological Safe.
After testing, 1 tomato Diacloden residual quantity of processing does not detect, and 2 tomato Diacloden residual quantities of processing are 0.21mg/kg. Processing 1 is conducive to ensure food safety using the main cultivation non-contact chemical prevention of crop tomato, product non agricultural chemical residuum.
Embodiment 3, heliogreenhouse autumn delay stubble cultivated tomato, place is in Shandong Shouguang Vegetable Base, July 15 in 2015 Day sowing, August 20 days are colonized, kind Di Liao, the kind not resisting etiolation leaf curl viral disease.Experiment sets 4 processing, except requirement Measure outside, other management measures are identical.
Processing 1：It is carried out by the technical solution of embodiment 1.
Processing 2：Except angelica keiskei koidz seedling medium is turf：Vermiculite by volume 3:In 1 composition and angelica keiskei koidz planting pit not Mixed to apply outside carbonization rice husk, other measures are the same as processing 1.
Processing 3：After not having to new high fat film and chitin mixed liquor spray tomato sprout and tomato field planting except 1-2 days before field planting Other measures are the same as processing 1 not outside foliage-spray new high fat film and chitin mixed liquor within 25 days.
Processing 4：Except angelica keiskei koidz seedling medium is turf：Vermiculite by volume 3:It is not mixed in 1 composition, angelica keiskei koidz planting pit to apply Do not have within 1-2 days before carbonization rice husk, field planting new high fat film and chitin mixed liquor spray tomato sprout and tomato be colonized after 25 days not Outside foliage-spray new high fat film and chitin mixed liquor, other measures are the same as processing 1.
Through experiment, the incidence of processing 1 tomato yellow leaf curl virus disease is 3.5%, processing 2 tomato yellow leaf curl virus disease Incidence for 15.6%, the incidence of processing 3 tomato yellow leaf curl virus disease is 17.9%, 4 tomato yellow leaf curl virus of processing The incidence of disease is 18.1%.Processing 1 is with difference between processing 2, processing 3, processing 4 up to the level of signifiance, processing 2, processing 3, place Difference is not notable between reason 4 is respectively handled.
The above results experiments have shown that：On the premise of planting Trap plants and orienting hidden dispenser, carbonization rice husk and new peak Adipose membrane and chitin mixed liquor combination application are an organic wholes, lack either party and all do not realize to tomato yellowing Qu Ye The preferable control effect of virosis.
Embodiment 4, heliogreenhouse autumn delay stubble cultivated tomato, place is in Shandong Shouguang Vegetable Base, July 10 in 2016 Day sowing, August 15 days are colonized, kind FA-1420, the kind not resisting etiolation leaf curl viral disease.Experiment set 3 processing, except want Outside the measure asked, other management measures are identical.
Processing 1：It is carried out by the technical solution of embodiment 1.
Processing 2：In addition to protection network is 60 common mesh protection network, other measures are the same as processing 1.
Processing 3：In addition to protection network is 40 common mesh protection network, other measures are the same as processing 1.
Through experiment, the incidence of processing 1 tomato yellow leaf curl virus disease is 3.1%, processing 2 tomato yellow leaf curl virus disease Incidence for 9.3%, handle the incidence of 3 tomato yellow leaf curl virus disease as 37.5%.Processing 1 is respectively the same as processing 2, processing 3 Between difference up to the level of signifiance, difference also reaches the level of signifiance between processing 2, processing 3.
Result of the test explanation：Bemisia tabaci cannot be obstructed completely in 40 common mesh protection networks, be unfavorable for controlling tomato yellowing Leaf curl viral disease；Though 60 common mesh protection networks can prevent extraneous Bemisia tabaci from entering greenhouse, the ventilation in greenhouse is seriously affected Effect, ventilation speed is slow, and greenhouse cooling speed is slow, affects the growth of tomato, accelerates to induce tomato yellow leaf curl virus disease Occur.And the desinsection protection network of 40 mesh can prevent extraneous Bemisia tabaci from entering greenhouse, while the logical of heliogreenhouse can be improved Wind velocity significantly reduces greenhouse temperature, improves the environmental condition of tomato growth, is more advantageous to control tomato yellow leaf curl virus disease Occur and improve tomato yield.According to statistics, in hot season in early autumn, ventilation opening covers the sunlight of the desinsection protection network of 40 mesh The room highest temperature is 3-5 DEG C lower than the heliogreenhouse for covering 60 common mesh protection networks, and tomato yield improves more than 16%.
Embodiment 5, heliogreenhouse autumn delay stubble cultivated tomato, place is in Shandong Shouguang Vegetable Base, July 16 in 2016 Day sowing, August 22 days are colonized, and kind is is full of again, the kind not resisting etiolation leaf curl viral disease.Experiment sets 12 processing, except requirement Measure outside, other management measures are identical.
Processing 1：It is carried out by the technical solution of embodiment 1.
Processing 2：By following technical solution cultivated tomato：
By tomato, row is cultivated by size in heliogreenhouse, wide row space 80cm, small line-spacing 60cm, spacing in the rows 40cm.
15-20 days transplanting Trap plants before tomato field planting；Plantation a line Trap plants, spacing in the rows among the small row of field planting row 25cm；Cave field planting is opened, is mixed per cave and applies carbonization rice husk 75g, Trap plants are colonized in cave.
Trap plants use plug media nursery, and matrix is by turf：Carbonization rice husk：Vermiculite by volume 2:1:1 composition, lures Collection plant does sth. in advance nursery 25-30 days than tomato, is converted before Trap plants transplanting with 25% Diacloden water dispersible granules 17.5g within 1-2 days Water 30kg dips in hole tray 2-3 minutes, and the matrix in hole tray is made to be impregnated with completely by liquid.
Before transplanting Trap plants, the ventilation opening of heliogreenhouse is closed with the desinsection protection network of 40 mesh.Desinsection protection network is by silk The PTFE base porous nano Particles dispersed monofilament with microcellular structure that footpath is 0.08mm is by warp and weft using flat The mode of knitting continuously weaves, and the adsorption of PTFE base porous nano Particles dispersed monofilament has matrine.
Tomato uses plug media nursery, and matrix is by turf：Vermiculite by volume 3:1 composition, 4 leaf, 1 heart field planting, before field planting Tomato sprouts are sprayed with 600 times of aqueous solutions of new high fat film within 1-2 days.
15kg pouring roots are watered after Trap plants field planting with 25% Diacloden water dispersible granules 9.1g within 30 days, are trapped for every plant every time Plant irrigation liquid 60g.
25 days foliage-spray new high fat films, 600 times of aqueous solutions after tomato field planting.
Wherein, Trap plants are angelica keiskei koidz.
Processing 3：By following technical solution cultivated tomato：
By tomato, row is cultivated by size in heliogreenhouse, wide row space 80cm, small line-spacing 60cm, spacing in the rows 40cm.
15-20 days transplanting Trap plants before tomato field planting；Plantation a line Trap plants, spacing in the rows among the small row of field planting row 25cm；Cave field planting is opened, is mixed per cave and applies carbonization rice husk 75g, Trap plants are colonized in cave.
Trap plants use plug media nursery, and matrix is by turf：Carbonization rice husk：Vermiculite by volume 2:1:1 composition, lures Collection plant does sth. in advance nursery 25-30 days than tomato, is converted before Trap plants transplanting with 25% Diacloden water dispersible granules 17.5g within 1-2 days Water 30kg dips in hole tray 2-3 minutes, and the matrix in hole tray is made to be impregnated with completely by liquid.
Before transplanting Trap plants, the ventilation opening of heliogreenhouse is closed with the desinsection protection network of 40 mesh.Desinsection protection network is by silk The PTFE base porous nano Particles dispersed monofilament with microcellular structure that footpath is 0.08mm is by warp and weft using flat The mode of knitting continuously weaves, and the adsorption of PTFE base porous nano Particles dispersed monofilament has matrine.
Tomato uses plug media nursery, and matrix is by turf：Vermiculite by volume 3:1 composition, 4 leaf, 1 heart field planting, before field planting Tomato sprouts are sprayed with 600 times of aqueous solutions of chitin within 1-2 days.
15kg pouring roots are watered after Trap plants field planting with 25% Diacloden water dispersible granules 9.1g within 30 days, are trapped for every plant every time Plant irrigation liquid 60g.
25 days foliage-spray chitins, 600 times of aqueous solutions after tomato field planting.
Wherein, Trap plants are angelica keiskei koidz.
Through experiment, the incidence of processing 1 tomato yellow leaf curl virus disease is 4.2%, processing 2 tomato yellow leaf curl virus disease Incidence for 9.5%, handle the incidence of 3 tomato yellow leaf curl virus disease as 18.2%.Processing 1 is the same as between processing 2, processing 3 Difference is up to the level of signifiance, and difference reaches the level of signifiance between processing 2, processing 3.
Above-mentioned result of the test shows：Chitin is mixed with new high fat film in itself to Bemisia tabaci without avoidance effect using favourable In control tomato yellow leaf curl virus disease, lack chitin and do not realize to the preferable prevention effect of tomato yellow leaf curl virus disease Fruit.
One skilled in the art would recognize that above-mentioned specific embodiment is only exemplary, it is to make ability Field technique personnel can be better understood from present invention, should not be understood as limiting the scope of the invention.In this hair Under the enlightenment of bright technical solution, those skilled in the art can realize the present invention's without creative work using other manner Purpose, as long as technical solution improvements introduced according to the present invention, each falls within protection scope of the present invention.

Claims (2)

  1. A kind of 1. method for preventing tomato yellow leaf curl virus disease, it is characterised in that：Tomato is gone by size in heliogreenhouse Cultivation, wide row space 80cm, small line-spacing 60cm, spacing in the rows 40cm；
    15-20 days transplanting Trap plants before tomato field planting；Plantation a line Trap plants, spacing in the rows 25cm among the small row of field planting row；It opens Cave is colonized, and is mixed per cave and is applied carbonization rice husk 75g, Trap plants seedling is colonized in cave;
    Trap plants use plug media nursery, and matrix is by turf：Carbonization rice husk：Vermiculite by volume 2:1:1 composition, traps plant Object does sth. in advance nursery 25-30 days than tomato, is watered before Trap plants transplanting with 25% Diacloden water dispersible granules 17.5g within 1-2 days 30kg dips in hole tray, and the matrix in hole tray is made to be impregnated with completely by liquid；
    Before transplanting Trap plants, the ventilation opening of heliogreenhouse is closed with the desinsection protection network of 40 mesh;Desinsection protection network is by string diameter The PTFE base porous nano Particles dispersed monofilament with microcellular structure of 0.08mm uses plain weave side by warp and weft Formula continuously weaves, and the adsorption of PTFE base porous nano Particles dispersed monofilament has matrine；
    Tomato uses plug media nursery, and matrix is by turf：Vermiculite by volume 3:1 composition, the field planting of 4 leaf, 1 heart, 1-2 before field planting It sprays tomato sprout with new high fat film and chitin mixed liquor；
    15kg pouring roots are watered after Trap plants field planting with 25% Diacloden water dispersible granules 9.1g within 30 days, each every plant of Trap plants Irrigation liquid 60g；
    25 days foliage-spray new high fat films and chitin mixed liquor after tomato field planting；
    The Trap plants are angelica keiskei koidz.
  2. 2. the method for prevention tomato yellow leaf curl virus disease as described in claim 1, it is characterised in that：The new high fat film with New high fat film aqueous solution, 300 times of chitin water soluble liquid by weight 1 of the chitin mixed liquor for 300 times：1 mixes.
CN201711194459.XA 2017-11-24 2017-11-24 A kind of method for preventing tomato yellow leaf curl virus disease Pending CN108093998A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109076845A (en) * 2018-10-12 2018-12-25 景泰县聚缘农林牧发展有限责任公司 A kind of tomato virus disease control method
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CN109076845A (en) * 2018-10-12 2018-12-25 景泰县聚缘农林牧发展有限责任公司 A kind of tomato virus disease control method
CN111066544A (en) * 2019-12-30 2020-04-28 洛阳农林科学院 Method for preventing and treating tomato yellow leaf curl virus

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