CN102805001A - Organic prevention and control method for facility strawberry pest and disease damage - Google Patents
Organic prevention and control method for facility strawberry pest and disease damage Download PDFInfo
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- CN102805001A CN102805001A CN2012103092561A CN201210309256A CN102805001A CN 102805001 A CN102805001 A CN 102805001A CN 2012103092561 A CN2012103092561 A CN 2012103092561A CN 201210309256 A CN201210309256 A CN 201210309256A CN 102805001 A CN102805001 A CN 102805001A
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Abstract
The invention relates to an organic prevention and control method for facility strawberry pest and disease damage. The method has the advantages that the method is simple, convenient and feasible, safety and environment protection are realized, the pollution is avoided, the organic production of strawberries can be realized, the quality of the strawberries is fundamentally improved, and the yield of the strawberries is improved. The method provided by the invention comprises the following steps of 1, organic prevention and control for pest and disease damage of facility strawberry seedlings: seedling bed sterilization before seeding; biological control of pest and disease damage during seedling period; and seedling root dipping treatment; 2, organic prevention and control on pest and disease damage in a house before the facility strawberry fixed planting: house physical prevention and control: in-house sterilization; and house soil sterilization; and 3, organic prevention and control on pest and disease damage after the facility strawberry fixed planting: pest killing through hanging and installing pest trap plate in the house after the facility strawberry seedling fixed planting, and pest and disease damage prevention through sulphur fumigation via installing a sulfurator; and biological prevention and control on pest and disease damage in the strawberry growth period.
Description
Technical field
The present invention relates to the damage by disease and insect preventing control method of a plant species, particularly relate to a kind of organic preventing control method of facility strawberry damage by disease and insect.
Background technology
Identify that according to investigations main strawberry damage by disease and insect has powdery mildew, root rot, anthracnose, gray mold, leaf spot, two spotted spider mite, Tetranychus urticae, flower thrips, aphid etc.Wherein: cause harm seriously with powdery mildew, root rot, two spotted spider mite, Tetranychus urticae, flower Ji, the sick canopy rate of powdery mildew is near 100%, and diseased plant rate often reaches more than 60%, production loss 10%～30%; The general incidence of disease 5%～15% of root rot, serious canopy chamber can reach more than 50% even total destruction; Two spotted spider mite, Tetranychus urticae, flower thrips are taken place general, estimated loss 10%～20%.
The chemical agent control is the major measure of the sick worm prevention and control of present strawberry, and the pesticide species that uses on the strawberry according to investigations reaches tens of kinds.Because the strawberry growth cycle is long, the growth of crawling, sick worm is caused harm seriously; Effect of chemical control is undesirable, and it is few that registration at present is used to prevent and treat the effective agent kind of the sick worm of strawberry, and fruit is eaten raw; Inconvenience is thoroughly cleaned, and the residue of pesticide of eating strawberry raw are the problems that receives much concern always.So organic strawberry of not using syntheticses such as any chemical pesticide and chemical fertilizer is the consumers in general optimum strawberry of pursuing especially.
Understand according to investigations; At present all are through authentication or not have organic strawberry of authentication all be to be the strawberry production technology of core with the planting technology; Control and how to go control after mostly the disease worm is to be based upon the sick worm of generation; The technology of relating to has: artificial seizure, yellow plate insect-killing trapping, use the stifling or spraying of sulfur preparation, or use sodium bicarbonate+vegetable oil to spray or the like.Obviously, these technology have satisfied not the organic prevention and control of strawberry main diseases worm far away.Produce organic strawberry except not adopting transformed variety, not using the chemical fertilizer, also must adopt the sick worm of measure prevention and control non-chemically.
Summary of the invention
The technical problem that the present invention will solve provides a kind of organic preventing control method that does not use chemical agent, minimizing damage by disease and insect that the facility strawberry damage by disease and insect of strawberry raising the output takes place, makes.
Organic preventing control method of facility strawberry damage by disease and insect of the present invention may further comprise the steps:
1, organic prevention and control of facility strawberry seedling damage by disease and insect:
(1) nursery bed disinfection before the sowing: with the stifling method of ozone or with the athomin aqueous emulsion to the disinfecting soil in the seedbed;
(2) the biological prevention and control of seedling stage diseases and pests: select biopesticide for use for the strawberry seedling and prevent and treat disease seedling stage, selects mineral oil or pyrethrum pest control for use;
(3) seedling dips in the root processing: the strawberry seedling that obtain seedling stage dips in root with jamaicin or pythium oligandrum to seedling and handles the prevention root disease before field planting;
2, organic prevention and control of damage by disease and insect in the facility strawberry field planting Qian Peng chamber
(1) the physics prevention and control of canopy chamber: at canopy chamber ventilated mouth and door and window place fly net is set before the strawberry planting seedlings, isolates extraneous insect;
(2) canopy chamber interior sterilization: adopt the stifling method of ozone before the strawberry planting seedlings or canopy chamber interior facility is carried out disinfection with the athomin aqueous emulsion;
(3) canopy chamber soil disinfection: before the strawberry planting seedlings with the stifling method of ozone or with the athomin aqueous emulsion to the disinfecting soil in the canopy chamber;
3, organic prevention and control of damage by disease and insect after the facility strawberry planting seedlings:
(1) lures worm colour table insect-killing trapping indoor the hanging of canopy after the strawberry planting seedlings, and sulfurator is set carries out sulfur fumigation prevention disease;
(2) the biological prevention and control of strawberry damage by disease and insect in vegetative period: strawberry selects for use athomin aqueous emulsion or biopesticide to prevent and treat disease vegetative period; Select athomin aqueous emulsion or mineral oil or pyrethrum pest control for use;
Organic preventing control method of facility strawberry damage by disease and insect of the present invention, wherein biopesticide described in the biological prevention and control of the biological prevention and control of seedling stage diseases and pests or strawberry damage by disease and insect in vegetative period is one or more in pythium oligandrum, jamaicin, the Wuyiencin.
Organic preventing control method of facility strawberry damage by disease and insect of the present invention; Wherein use jamaicin or pythium oligandrum to be: jamaicin and pythium oligandrum are mixed with the aqueous solution that concentration is 0.2 volume % and 0.25g/L respectively to the method that seedling dips in the root processing; Strawberry seedling root was soaked 10～20 minutes in jamaicin solution for preparing or pythium oligandrum solution; When using pythium oligandrum solution, every mu of required seedling of soil places the pythium oligandrum solution that contains the 7.5g pythium oligandrum during with field planting.
Organic preventing control method of facility strawberry damage by disease and insect of the present invention, wherein use the stifling method to the disinfecting soil in seedbed or the canopy chamber of ozone to be: plough deeply soil 25cm～50cm and remove the plant residue in the soil, regulating relative moisture of the soil is 75～90%; Soil temperature is not higher than 60 ℃; Do the ridge and lay the ozone pipeline, the whole covered with plastic film of soil surface, compacting all around; Continue to feed ozone; It is 45～50g/h that the adjusting ozone generator makes the output speed of ozone, handles continuously 10～20 hours, takes off the film plantation after 2 days.
Organic preventing control method of facility strawberry damage by disease and insect of the present invention; Wherein use the athomin aqueous emulsion to the method for the disinfecting soil in seedbed or the canopy chamber to be: plough deeply soil 25cm～50cm and remove the plant residue in the soil, water spray is regulated relative moisture of the soil to 45～55%; After doing the ridge and laying drip irrigation equipment, soil surface covered with plastic film, compacting all around; Apply the athomin aqueous emulsion through drip irrigation equipment, formulation rate is a 5L/ mu, seals and takes off the film plantation after 2～10 days.
Organic preventing control method of facility strawberry damage by disease and insect of the present invention; Use wherein that ozone is stifling to canopy chamber interior method of disinfecting to be: the cleaning indoor plant residue of canopy is also closed the used ventilating opening in canopy chamber; Make ambient humidity 70%～80% at the indoor water spray of canopy; It is 45～50g/h that the adjusting ozone generator makes the output speed of ozone, and disinfecting time is 1～5 hour.
Organic preventing control method of facility strawberry damage by disease and insect of the present invention; Wherein use the athomin aqueous emulsion to canopy chamber interior method of disinfecting to be: the cleaning indoor plant residue of canopy is also closed all ventilating openings; With the athomin aqueous emulsion dispenser spraying apparatus of packing into, effectively spraying distance is 5m～50m, and the droplet size is below the 100 μ m; Formulation rate is a 2L/ mu, and spraying finishes to open the canopy film after 5～24 hours.
Organic preventing control method of facility strawberry damage by disease and insect of the present invention, the concentration of wherein said athomin aqueous emulsion are to contain the 20g athomin in the 1L athomin aqueous emulsion.1L athomin aqueous emulsion in the pesticide field contains athomin 20g and is meant 20% athomin aqueous emulsion; Because athomin is the general designation of one type of material; And allyl isothiocyanate is a topmost part in the athomin; Be commonly used to the index substance as athomin, contain in the 1L soup among the athomin 20g, said athomin is meant allyl isothiocyanate.
Athomin aqueous emulsion according to the invention is to adopt the method among the CN101768611 to extract, and its concrete steps are following:
A, preparation raw material mustard seeds, and with its pulverizing;
B, the mustard seeds after will pulverizing add in the agitated reactor; Soak the mustard seeds 1～4 hour after pulverizing with the acidic aqueous solution of 30～80 ℃ of pH 4～6.5, temperature; Adopt prior art that glucosinolate contained in the mustard seeds (Thioglucosides) is hydrolyzed to allyl isothiocyanate under thioglucose enzyme (Myrosinase) catalysis; Wherein the acid instrumentality of the aqueous solution is a food acids, and the weight ratio of mustard seeds and water is 1:2～8;
C, utilize prior art Subcritical Water Extraction method; Under 1～5Mpa, 100～150 ℃ of conditions, the material in the agitated reactor is carried out the extraction of 30～60min, then the material in the separating reaction still; Promptly obtain containing the athomin crude product of allyl isothiocyanate, i.e. the athomin aqueous emulsion.
Initial source and route of transmission that organic preventing control method of facility strawberry damage by disease and insect of the present invention takes place according to the strawberry damage by disease and insect, and according to upward common disease insect pest of strawberry production, like powdery mildew; Two spotted spider mite; Occurrence characteristics such as aphid adopt environment friendly and pollution-free method to handle canopy chamber and soil, utilize physical method and biological agent that sick worm is carried out prevention and control; When producing, need not to use chemical agent to prevent and treat, to realize organic production of strawberry.After using organic preventing control method of facility strawberry damage by disease and insect of the present invention, strawberry damage by disease and insect generation probability obviously reduces, and the nursery soil sterilization can be reduced to the incidence of damage by disease and insect in 10% by 70～80%; Seedling dips in root and handles and can the incidence of damage by disease and insect be reduced in 10% by 30%; About 2000 kilograms of originally organic production strawberry per mu yields are produced with new technology, 2200～2300 kilograms of per mu yields; Strawberry raising the output 4.8%～7.4%, mu increases income 0.73～1.37 ten thousand yuan.
Embodiment
Embodiment 1
A kind of organic preventing control method of facility strawberry damage by disease and insect comprises the steps:
1, organic prevention and control of facility strawberry seedling damage by disease and insect:
(1) nursery bed disinfection before the sowing: with the stifling method of ozone or with the athomin aqueous emulsion to the disinfecting soil in the seedbed, use the stifling method to the disinfecting soil in the seedbed of ozone to be: plough deeply soil 25cm～50cm and remove the plant residue in the soil, the adjusting relative moisture of the soil is more than 75～90%; Soil temperature is not higher than 60 ℃, makes the high 40cm～50cm in ridge, row spacing 50cm～60cm; Row spacing 100cm～120cm makes the dike shape all around, and inside communicates alternately and lays the ozone pipeline; The whole covered with plastic film of soil surface; Compacting all around continues to feed ozone, and it is 45～50g/h that the adjusting ozone generator makes the output speed of ozone; Handled 10～20 hours continuously, take off the film plantation after 2 days; Use the athomin aqueous emulsion to the method for the disinfecting soil in the seedbed to be: plough deeply soil 25cm～50cm and remove the plant residue in the soil, water spray is regulated relative moisture of the soil to 45～55%; Make the high 10cm～40cm in ridge, row spacing 20cm～60cm, row spacing 10cm～30cm and lay drip irrigation equipment after, the whole or single ridge covered with plastic film of soil surface, will around compacting; Apply 20% athomin aqueous emulsion through drip irrigation equipment, formulation rate is a 5L/ mu, seals and takes off the film plantation after 2～10 days.
(2) the biological prevention and control of seedling stage diseases and pests: select in pythium oligandrum, jamaicin, the Wuyiencin one or more for use for the strawberry seedling and prevent and treat disease seedling stage, selects mineral oil or pyrethrum pest control for use;
(3) seedling dips in the root processing: the strawberry seedling that obtain seedling stage is before field planting; With jamaicin or pythium oligandrum seedling is dipped in root and handle the prevention root disease; Use jamaicin or pythium oligandrum to be: jamaicin and pythium oligandrum are mixed with the aqueous solution that concentration is 0.2 volume % and 0.25g/L respectively to the method that seedling dips in the root processing; Strawberry seedling root was soaked 10～20 minutes in jamaicin solution for preparing or pythium oligandrum solution; When using pythium oligandrum solution, every mu of required seedling of soil places the pythium oligandrum solution that contains the 7.5g pythium oligandrum during with field planting;
2, organic prevention and control of damage by disease and insect in the facility strawberry field planting canopy chamber
(1) the physics prevention and control of canopy chamber: at canopy chamber ventilated mouth and door and window place fly net is set before the strawberry planting seedlings, isolates extraneous insect;
(2) canopy chamber interior sterilization: adopt the stifling method of ozone before the strawberry planting seedlings or canopy chamber interior facility is carried out disinfection with the athomin aqueous emulsion; Use ozone is stifling to canopy chamber interior method of disinfecting to be: the cleaning indoor plant residue of canopy is also closed the used ventilating opening in canopy chamber; Make ambient humidity 70%～80% at the indoor water spray of canopy; It is 45～50g/h that the adjusting ozone generator makes the output speed of ozone, and disinfecting time is 1～5 hour; Use the athomin aqueous emulsion to canopy chamber interior method of disinfecting to be: the cleaning indoor plant residue of canopy is also closed all ventilating openings; With the 20% athomin aqueous emulsion dispenser spraying apparatus of packing into; Effectively spraying distance is 5m～50m; The droplet size is below the 100 μ m, and formulation rate is a 2L/ mu, and spraying finishes to open the canopy film after 5～24 hours.
(3) canopy chamber soil disinfection: before the strawberry planting seedlings with the stifling method of ozone or with the athomin aqueous emulsion to the disinfecting soil in the canopy chamber; With the stifling method of ozone or with the athomin aqueous emulsion to the method for the soil disinfection in the canopy chamber with identical to the method for the disinfecting soil in the seedbed.
3, organic prevention and control of damage by disease and insect after the facility strawberry planting seedlings:
(1) hangs yellow insects trap board and blue insects trap board insect-killing trapping in that canopy is indoor after the strawberry planting seedlings, and sulfurator is set carries out sulfur fumigation prevention disease;
(2) the biological prevention and control of strawberry damage by disease and insect in vegetative period: strawberry selects for use athomin aqueous emulsion or biopesticide to prevent and treat disease vegetative period, and biopesticide is one or more in pythium oligandrum, jamaicin, the Wuyiencin; Select athomin aqueous emulsion or mineral oil or pyrethrum pest control for use.
(3) residual body fast and harmless is handled: the plant residue after utilizing ozone to the production end carries out method for innocent treatment and is: cracker, conveyer, stirring disinfection apparatus and ozone machine are integrated into the complete refuse treatment plant device of a cover; The ozone that energized, starting device, ozone machine produce is transported to and stirs in the disinfection apparatus, with pack into the charging aperture of cracker of agricultural waste;, cracker gets into conveyer after pulverizing; To stirring in the disinfection apparatus, rubbish after the pulverizing and ozone mixing stirring are until being harmful to germ and worm's ovum is all killed by conveyor delivery; Thereby the realization damage by disease and insect is controlled from the source; Can significantly alleviate the occurrence degree of damage by disease and insect, reduce pesticide dosage significantly, finally reach and improve agricultural product quality and the purpose of improving agroecological environment.
Embodiment 2
1, the nursery soil sterilization is to the influence of strawberry planting percent
Contrast seedbed: 200m
2Nursery soil is not done and is disinfected;
First processing seedbed: the 200m
2The seedbed is adopted ozone to fumigate nursery soil is carried out disinfection: plough deeply soil 25cm and remove the plant residue in the soil, regulating relative moisture of the soil is 75～90%, and soil temperature is not higher than 25 ℃; Do the ridge and lay the ozone pipeline, the whole covered with plastic film of soil surface, compacting all around; Continue to feed ozone; It is 45～50g/h that the adjusting ozone generator makes the output speed of ozone, handles continuously 10 hours, takes off the film plantation after 2 days.
Second processing seedbed: the 200m
2The seedbed adopts 20% athomin aqueous emulsion that nursery soil is carried out disinfection: plough deeply soil 25cm and remove the plant residue in the soil, water spray is regulated relative moisture of the soil to 45～55%; After doing the ridge and laying drip irrigation equipment, soil surface covered with plastic film, compacting all around; Apply the athomin aqueous emulsion through drip irrigation equipment, formulation rate is a 5L/ mu, seals and takes off the film plantation after 2 days.
The result: the strawberry planting percent less than 10% in contrast seedbed, first, second strawberry planting percent of handling the seedbed is respectively 98% and 97%; Compare with the seedling in the contrast seedbed, first, second seedling plant height of handling the seedbed is high, the leaf look greener, root system thick and probability flourishing, that damage by disease and insect takes place is lower than 10%, and the probability of the seedling generation damage by disease and insect in contrast seedbed is 70 ~ 80%.
2, dip in the influence of root sterilization
Because the strawberry seedling often has disease, for producing, strawberry brings hidden danger, and the root sterilization of dipping in of before field planting, carrying out the seedling root seems particularly important.
Area is 667m
23 canopy chambers, respectively as check plot, first treatment region and second treatment region, 3 indoor relative moisture of canopy are 70%, temperature is 20 ℃.
The check plot: strawberry seedling root does not carry out any processing, directly transplants;
First treatment region: pythium oligandrum wetting powder (being produced by Czech biologic product Co., Ltd) is mixed with aqueous solution 0.25g/L; The strawberry seedling is dipped in root to be handled: strawberry seedling root was soaked in the aqueous solution for preparing 10 ~ 20 minutes, transplant immediately after the taking-up;
Second treatment region: jamaicin is mixed with the aqueous solution of 0.2 volume %, the strawberry seedling is dipped in root handle: strawberry seedling root was soaked in the aqueous solution for preparing 10 ~ 20 minutes, transplant immediately after the taking-up;
The result: the seedling-slowing stage through 1 month, the slow seedling rate in check plot is 60%; The slow seedling rate of the one the second treatment regions is respectively 90% and 88%; Compare with the check plot, the plant height of first, second treatment region is high, and the leaf look green, and the probability that damage by disease and insect takes place is lower than 10%, and the check plot probability of damage by disease and insect takes place up to 30%.
Can know that by above-mentioned experiment dipping in root through strawberry seedling process handles, not only can improve slow seedling rate, and can promote plant growing, improve disease resistance.
3, the influence of canopy chamber interior sterilization
The facility strawberry is planted year after year, causes in canopy film, frame material, metope, passageway and surge chamber all to have a large amount of pathogens, and it is more and more heavier to make that disease takes place.
Adopt the stifling method of 20% athomin aqueous emulsion and ozone respectively the canopy chamber interior to be carried out disinfection: use ozone is stifling to canopy chamber interior method of disinfecting to be: the cleaning indoor plant residue of canopy is also closed the used ventilating opening in canopy chamber; Make ambient humidity 70%～80% at the indoor water spray of canopy; It is 45～50g/h that the adjusting ozone generator makes the output speed of ozone, and disinfecting time is 1 hour; Use the athomin aqueous emulsion to canopy chamber interior method of disinfecting to be: the cleaning indoor plant residue of canopy is also closed all ventilating openings; With the athomin aqueous emulsion dispenser spraying apparatus of packing into; Effectively spraying distance is 5m; The droplet size is 100 μ m, and formulation rate is a 2L/ mu, and spraying finishes to open the canopy film after 5 hours.
Respectively 0.5% water agar culture dish is placed 10 positions, ground in the canopy chamber interior by " Z " type before and after the sterilization; Observe culture dish with 40 power microscopes after 12～24 hours; Choose five visuals field arbitrarily and observe the spore number; Be the spore count that writes down in this culture dish with remembering in five visuals field that the spore number of observing is taken the mean, with the spore count addition of 10 culture dish records.Comparing result such as following table before and after the sterilization,
After 20% athomin aqueous emulsion or ozone fumigation, the bacterium source amount in the canopy chamber obviously reduces, and this has just reduced the risk of strawberry damage by disease and insect from root.
4, the influence of canopy chamber soil disinfection
Adopt the stifling method of 20% athomin aqueous emulsion and ozone respectively to the disinfecting soil of canopy chamber interior, method is with identical to the nursery soil disinfectant method, and the soil sample of getting the 30cm apart from the face of land before and after the sterilization respectively detects testing result such as following table:
Through soil disinfection is handled, can kill fungi, bacterium, actinomycetes in the soil, to produce the strawberry root rot, the anthracnose control efficiency reaches more than 85%, the nematode rate 95% that goes down.
Above-described embodiment describes preferred implementation of the present invention; Be not that scope of the present invention is limited; Design under the prerequisite of spirit not breaking away from the present invention; Various distortion and improvement that those of ordinary skills make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (10)
1. organic preventing control method of a facility strawberry damage by disease and insect is characterized in that may further comprise the steps:
1) organic prevention and control of facility strawberry seedling damage by disease and insect:
(1) nursery bed disinfection before the sowing: with the stifling method of ozone or with the athomin aqueous emulsion to the disinfecting soil in the seedbed;
(2) the biological prevention and control of seedling stage diseases and pests: select biopesticide for use for the strawberry seedling and prevent and treat disease seedling stage, selects mineral oil or pyrethrum pest control for use;
(3) seedling dips in the root processing: the strawberry seedling that obtain seedling stage dips in root with jamaicin or pythium oligandrum to seedling and handles the prevention root disease before field planting;
2) organic prevention and control of damage by disease and insect in the facility strawberry field planting Qian Peng chamber:
(1) the physics prevention and control of canopy chamber: at canopy chamber ventilated mouth and door and window place fly net is set before the strawberry planting seedlings, isolates extraneous insect;
(2) canopy chamber interior sterilization: adopt the stifling method of ozone before the strawberry planting seedlings or canopy chamber interior facility is carried out disinfection with the athomin aqueous emulsion;
(3) canopy chamber soil disinfection: before the strawberry planting seedlings with the stifling method of ozone or with the athomin aqueous emulsion to the disinfecting soil in the canopy chamber;
3) organic prevention and control of damage by disease and insect after the facility strawberry planting seedlings:
(1) lures worm colour table insect-killing trapping indoor the hanging of canopy after the strawberry planting seedlings, and sulfurator is set carries out sulfur fumigation prevention disease;
(2) the biological prevention and control of strawberry damage by disease and insect in vegetative period: strawberry selects for use athomin aqueous emulsion or biopesticide to prevent and treat disease vegetative period; Select athomin aqueous emulsion or mineral oil or pyrethrum pest control for use.
2. organic preventing control method of facility strawberry damage by disease and insect according to claim 1 is characterized in that: biopesticide described in the biological prevention and control of the biological prevention and control of seedling stage diseases and pests or strawberry damage by disease and insect in vegetative period is one or more in pythium oligandrum, jamaicin, the Wuyiencin.
3. organic preventing control method of facility strawberry damage by disease and insect according to claim 2; It is characterized in that: use jamaicin or pythium oligandrum to be: jamaicin and pythium oligandrum are mixed with the aqueous solution that concentration is 0.2 volume % and 0.25g/L respectively the method that seedling dips in the root processing; Strawberry seedling root was soaked 10～20 minutes in jamaicin solution for preparing or pythium oligandrum solution; When using pythium oligandrum solution, every mu of required seedling of soil places the pythium oligandrum solution that contains the 7.5g pythium oligandrum during with field planting.
4. organic preventing control method of facility strawberry damage by disease and insect according to claim 3 is characterized in that: use the stifling method to the disinfecting soil in seedbed or the canopy chamber of ozone to be: plough deeply soil 25cm～50cm and remove the plant residue in the soil, regulating relative moisture of the soil is 75～90%; Soil temperature is not higher than 60 ℃; Do the ridge and lay the ozone pipeline, the whole covered with plastic film of soil surface, compacting all around; Continue to feed ozone; It is 45～50g/h that the adjusting ozone generator makes the output speed of ozone, handles continuously 10～20 hours, takes off the film plantation after 2 days.
5. organic preventing control method of facility strawberry damage by disease and insect according to claim 4; It is characterized in that: use the athomin aqueous emulsion to the method for the disinfecting soil in seedbed or the canopy chamber to be: plough deeply soil 25cm～50cm and remove the plant residue in the soil, water spray is regulated relative moisture of the soil to 45～55%; After doing the ridge and laying drip irrigation equipment, soil surface covered with plastic film, compacting all around; Apply the athomin aqueous emulsion through drip irrigation equipment, formulation rate is a 5L/ mu, seals and takes off the film plantation after 2～10 days.
6. organic preventing control method of facility strawberry damage by disease and insect according to claim 5; It is characterized in that: use ozone is stifling to canopy chamber interior method of disinfecting to be: the cleaning indoor plant residue of canopy is also closed the used ventilating opening in canopy chamber; Make ambient humidity 70%～80% at the indoor water spray of canopy; It is 45～50g/h that the adjusting ozone generator makes the output speed of ozone, and disinfecting time is 1～5 hour.
7. organic preventing control method of facility strawberry damage by disease and insect according to claim 6; It is characterized in that: use the athomin aqueous emulsion to canopy chamber interior method of disinfecting to be: the cleaning indoor plant residue of canopy is also closed all ventilating openings; With the athomin aqueous emulsion dispenser spraying apparatus of packing into; Formulation rate is a 2L/ mu, and spraying finishes to open the canopy film after 5～24 hours.
8. organic preventing control method of facility strawberry damage by disease and insect according to claim 7 is characterized in that: said is 5m～50m with pack into effective spraying distance of dispenser spraying apparatus of athomin aqueous emulsion, and the droplet size is below the 100 μ m.
9. according to organic preventing control method of the described facility strawberry of one of claim 1-8 damage by disease and insect, it is characterized in that: the concentration of said athomin aqueous emulsion is to contain the 20g athomin in the 1L athomin aqueous emulsion.
10. organic preventing control method of facility strawberry damage by disease and insect according to claim 9; It is characterized in that: also comprise at last and utilize ozone that the plant residue of producing after finishing is carried out harmless treatment; Its step is following: cracker, conveyer, stirring disinfection apparatus and ozone machine are integrated into the complete refuse treatment plant device of a cover; The ozone that energized, starting device, ozone machine produce is transported to and stirs in the disinfection apparatus, with pack into the charging aperture of cracker of agricultural waste;, cracker gets into conveyer after pulverizing; To stirring in the disinfection apparatus, rubbish after the pulverizing and ozone mixing stirring are until being harmful to germ and worm's ovum is all killed by conveyor delivery.
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