CN110745243A - Method for preventing and treating soybean pod borers by using unmanned aerial vehicle - Google Patents
Method for preventing and treating soybean pod borers by using unmanned aerial vehicle Download PDFInfo
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- CN110745243A CN110745243A CN201911108836.2A CN201911108836A CN110745243A CN 110745243 A CN110745243 A CN 110745243A CN 201911108836 A CN201911108836 A CN 201911108836A CN 110745243 A CN110745243 A CN 110745243A
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- 241000981121 Leguminivora glycinivorella Species 0.000 title claims abstract description 32
- 238000000034 method Methods 0.000 title claims abstract description 25
- 244000068988 Glycine max Species 0.000 claims abstract description 51
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 38
- 235000010469 Glycine max Nutrition 0.000 claims abstract description 32
- OEBRKCOSUFCWJD-UHFFFAOYSA-N dichlorvos Chemical compound COP(=O)(OC)OC=C(Cl)Cl OEBRKCOSUFCWJD-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229950001327 dichlorvos Drugs 0.000 claims abstract description 14
- 230000032669 eclosion Effects 0.000 claims abstract description 11
- 238000002156 mixing Methods 0.000 claims description 25
- 229920002261 Corn starch Polymers 0.000 claims description 20
- 229920002472 Starch Polymers 0.000 claims description 20
- 239000008120 corn starch Substances 0.000 claims description 20
- 235000019698 starch Nutrition 0.000 claims description 20
- 239000008107 starch Substances 0.000 claims description 20
- 239000011159 matrix material Substances 0.000 claims description 15
- 238000003756 stirring Methods 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 239000000758 substrate Substances 0.000 claims description 13
- 238000002360 preparation method Methods 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 9
- 239000008188 pellet Substances 0.000 claims description 9
- 239000000243 solution Substances 0.000 claims description 9
- 239000003929 acidic solution Substances 0.000 claims description 6
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 claims description 5
- 229910052921 ammonium sulfate Inorganic materials 0.000 claims description 5
- 235000011130 ammonium sulphate Nutrition 0.000 claims description 5
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 238000001354 calcination Methods 0.000 claims description 5
- 238000001816 cooling Methods 0.000 claims description 5
- BEGBSFPALGFMJI-UHFFFAOYSA-N ethene;sodium Chemical group [Na].C=C BEGBSFPALGFMJI-UHFFFAOYSA-N 0.000 claims description 5
- 238000001914 filtration Methods 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000004321 preservation Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000003958 fumigation Methods 0.000 abstract description 3
- 230000002147 killing effect Effects 0.000 abstract description 3
- 238000001179 sorption measurement Methods 0.000 abstract description 2
- 230000009471 action Effects 0.000 description 5
- 238000001035 drying Methods 0.000 description 5
- 235000013601 eggs Nutrition 0.000 description 5
- 230000005484 gravity Effects 0.000 description 5
- 241000238631 Hexapoda Species 0.000 description 4
- 244000046052 Phaseolus vulgaris Species 0.000 description 3
- 235000010627 Phaseolus vulgaris Nutrition 0.000 description 3
- 241000607479 Yersinia pestis Species 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 108010073771 Soybean Proteins Proteins 0.000 description 2
- 150000001413 amino acids Chemical class 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 235000013372 meat Nutrition 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 230000035764 nutrition Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 235000019710 soybean protein Nutrition 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 1
- 241000500891 Insecta Species 0.000 description 1
- 239000005909 Kieselgur Substances 0.000 description 1
- 241000255777 Lepidoptera Species 0.000 description 1
- 241000193981 Loxostege sticticalis Species 0.000 description 1
- 241001232130 Maruca testulalis Species 0.000 description 1
- 235000021120 animal protein Nutrition 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 235000015277 pork Nutrition 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 235000018102 proteins Nutrition 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 102000004169 proteins and genes Human genes 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D1/00—Dropping, ejecting, releasing, or receiving articles, liquids, or the like, in flight
- B64D1/16—Dropping or releasing powdered, liquid, or gaseous matter, e.g. for fire-fighting
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M13/00—Fumigators; Apparatus for distributing gases
- A01M13/003—Enclosures for fumigation, e.g. containers, bags or housings
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N25/00—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests
- A01N25/08—Biocides, pest repellants or attractants, or plant growth regulators, characterised by their forms, or by their non-active ingredients or by their methods of application, e.g. seed treatment or sequential application; Substances for reducing the noxious effect of the active ingredients to organisms other than pests containing solids as carriers or diluents
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N57/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds
- A01N57/10—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds having phosphorus-to-oxygen bonds or phosphorus-to-sulfur bonds
- A01N57/12—Biocides, pest repellants or attractants, or plant growth regulators containing organic phosphorus compounds having phosphorus-to-oxygen bonds or phosphorus-to-sulfur bonds containing acyclic or cycloaliphatic radicals
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Environmental Sciences (AREA)
- Plant Pathology (AREA)
- Dentistry (AREA)
- Agronomy & Crop Science (AREA)
- Toxicology (AREA)
- Aviation & Aerospace Engineering (AREA)
- Insects & Arthropods (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Abstract
The invention discloses a method for preventing and controlling soybean pod borers by throwing an unmanned aerial vehicle, wherein fried small balls are uniformly thrown twice by the unmanned aerial vehicle in the air of a soybean planting ground at an interval of 3-5 days during the eclosion and the containing period of the soybean pod borers, and the small balls are changed into two hemispheres connected by a connecting line after being fried and uniformly hung on soybean plants; according to the method, the kieselguhr is pretreated, so that the structural characteristics of the kieselguhr can be greatly improved, the adsorption performance of the kieselguhr is enhanced, the kieselguhr has a slow release effect after adsorbing the dichlorvos, the dichlorvos can be slowly and continuously released for 3-4 days, the fumigation killing effect of the kieselguhr on the soybean is greatly improved, and the damage of the soybean by the Bumperator is avoided.
Description
Technical Field
The invention relates to the field of pest control and preparation, in particular to a method for controlling soybean pod borers by using unmanned aerial vehicles.
Background
The soybean has comprehensive nutrition and abundant content, wherein the content of protein is 2 times higher than that of pork and 2.5 times higher than that of eggs. The protein content is high and the quality is good. The amino acid composition of the soybean protein is similar to that of animal protein, wherein the amino acid ratio is relatively close to the ratio required by a human body, so that the soybean protein is easy to digest and absorb. If the soybean, meat and egg food are eaten together, the nutrition of the soybean, meat and egg food can be compared with that of the egg and milk, and even exceeds that of the egg and milk.
The soybean is very easy to be threatened by plant diseases and insect pests in the planting process, the main insect pests of the soybean comprise pod borers, meadow moth, bean pod borers and the like, the pod borers belong to the lepidoptera of Insecta, the bean pods are eaten by larvae, the larvae are covered by a white wire net before being eaten by the larvae, generally eaten from the joint of the bean pods, and are bitten into a channel or a broken shape by the harmful bean particles.
Disclosure of Invention
The invention aims to provide a method for preventing and controlling soybean pod borers by using unmanned aerial vehicles.
The invention is realized by the following technical scheme:
a method for preventing and treating soybean pod borers by using an unmanned aerial vehicle comprises the steps of respectively carrying out two times of uniform feeding of small balls capable of being fried by using the unmanned aerial vehicle in the air of a soybean planting field at an interval of 3-5 days during the eclosion and flourishing period of the soybean pod borers, wherein the small balls are changed into two hemispheres connected by a connecting line after being fried and uniformly hung on soybean plants;
the pellets are filled with a matrix soaked with DDV.
As a further technical scheme, the small balls are put in the soybean pod borer eclosion period and the full period at intervals of 3-5 days by using the unmanned aerial vehicle.
As a further technical scheme, the surface of the small ball is provided with a plurality of through holes.
As a further technical scheme, the substrate is filled in the small ball, the small ball is connected through a line by two hemispheres, the substrate is filled in the two hemispheres respectively, after drying and fixing, the two hemispheres are lightly adhered together to form a complete small ball, the bonding force between the two hemispheres is very small, the two hemispheres can be separated from each other when being thrown from an unmanned aerial vehicle, the connecting line between the two hemispheres is elongated through respective gravity action of the two hemispheres, and when the small ball falls on a soybean plant, the small ball just falls on a petiole of the soybean plant through the connecting line.
As a further technical scheme, the matrix preparation method comprises the following steps:
(1) uniformly dispersing diatomite into an acid solution, stirring at the rotation speed of 1200r/min for 40min at the temperature of 80 ℃ water bath for heat preservation, then adding sodium ethylene diamine tetracetate with the mass of 1.5-1.8% of the diatomite, continuously stirring for 20min, then filtering, naturally draining, calcining at 450 ℃ for 25min, and naturally cooling to room temperature to obtain pretreated diatomite;
(2) mixing the obtained pretreated diatomite, dichlorvos, gelatinized starch and water according to the weight ratio of 30:0.2-0.5: 6-8: 3-4, and mixing uniformly to obtain the matrix.
As a further technical scheme, the mixing ratio of the diatomite and the acidic solution is 100 g: 300 mL.
As a further technical scheme, the acid solution is an ammonium sulfate aqueous solution with the concentration of 5.5 mol/L.
As a further technical scheme, the preparation method of the gelatinized starch comprises the following steps: uniformly mixing corn starch and soybean starch, adding clear water with the mass of 3 times of that of the corn starch, heating to 88 ℃, and stirring at the rotating speed of 300r/min for 2 hours to obtain the corn starch.
As a further technical scheme, the mixing mass ratio of the corn starch to the soybean starch is 1: 3.
According to the technical scheme, the beneficial effects of the invention are as follows:
the method of the invention comprises the steps of throwing the small balls which can be separated by the unmanned aerial vehicle, connecting the small balls by two hemispheres through a line, filling the substrate into the two hemispheres respectively, drying and fixing the small balls, then slightly adhering the two hemispheres together to form a complete small ball, wherein the cohesive force between the two hemispheres is very small, the small balls can be separated from each other when being thrown from the unmanned aerial vehicle, the connecting line between the two hemispheres is lengthened under the respective gravity action of the two hemispheres, when the small balls fall on the soybean plant, the small balls just fall on the petioles of the soybean plant through the connecting line, and then the substrate in the two hemispheres slowly releases the dichlorvos to achieve the fumigation effect on the soybean plant, so that the fumigation effect of the dichlorvos on the soybean pod borers can be greatly improved, and the direct spraying of the dichlorvos on the soybean plant to cause the dichlorvos to remain on the soybeans is avoided, the method has the advantages that the diatomite is pretreated, the structural characteristics of the diatomite can be greatly improved, the adsorption performance of the diatomite is enhanced, the diatomite has a slow release effect after adsorbing the dichlorvos, the dichlorvos can be slowly and continuously released for 3-4 days, the fumigating and killing effect of the diatomite on soybean pod borers is greatly improved, and the soybean is prevented from being damaged by the pod borers.
Drawings
FIG. 1 is a schematic representation of a bead hanging on a soybean plant.
FIG. 2 is a view showing the structure of a pellet.
Detailed Description
Example 1
A method for preventing and treating soybean pod borers by using an unmanned aerial vehicle comprises the steps of respectively carrying out two times of uniform feeding of small balls capable of being fried by using the unmanned aerial vehicle in the space of a soybean planting ground at an interval of 3 days during the eclosion and flourishing period of the soybean pod borers, wherein the small balls are changed into two hemispheres connected by a connecting line after being fried and uniformly hung on soybean plants;
the pellets are filled with a matrix soaked with DDV.
As a further technical scheme, the small balls are put in the soybean pod borer eclosion period and the full period at intervals of 3-5 days by using the unmanned aerial vehicle.
As a further technical scheme, the surface of the small ball is provided with a plurality of through holes 22.
As a further technical scheme, the substrate is filled in the small ball, the small ball is connected through the two hemispheres 23 through the line 21, the substrate is filled in the two hemispheres 23 respectively, after drying and fixing, the two hemispheres 23 are lightly adhered to each other to form a complete small ball, the bonding force between the two hemispheres 23 is very small, the small ball can be separated from each other when being thrown from an unmanned aerial vehicle, the connecting line 21 between the two hemispheres is elongated through respective gravity action of the two hemispheres, and when the small ball falls on the soybean plant 1, the small ball just falls on the petiole of the soybean plant 1 through the connecting line 21.
As a further technical scheme, the matrix preparation method comprises the following steps:
(1) uniformly dispersing diatomite into an acid solution, stirring at the rotation speed of 1200r/min for 40min at the temperature of 80 ℃ water bath, then adding sodium ethylene diamine tetracetate of which the mass is 1.5% of that of the diatomite, continuously stirring for 20min, then filtering, naturally draining, calcining at 450 ℃ for 25min, and naturally cooling to room temperature to obtain pretreated diatomite;
(2) mixing the obtained pretreated diatomite, dichlorvos, gelatinized starch and water according to the weight ratio of 30:0.2: 6: 3, uniformly mixing the components together according to the mass ratio to obtain the matrix.
As a further technical scheme, the mixing ratio of the diatomite and the acidic solution is 100 g: 300 mL.
As a further technical scheme, the acid solution is an ammonium sulfate aqueous solution with the concentration of 5.5 mol/L.
As a further technical scheme, the preparation method of the gelatinized starch comprises the following steps: uniformly mixing corn starch and soybean starch, adding clear water with the mass of 3 times of that of the corn starch, heating to 88 ℃, and stirring at the rotating speed of 300r/min for 2 hours to obtain the corn starch.
As a further technical scheme, the mixing mass ratio of the corn starch to the soybean starch is 1: 3.
Example 2
A method for preventing and treating soybean pod borers by using an unmanned aerial vehicle comprises the steps of respectively carrying out two times of uniform feeding of small balls capable of being fried by using the unmanned aerial vehicle in the air of a soybean planting ground at an interval of 5 days during the eclosion and flourishing period of the soybean pod borers, wherein the small balls are changed into two hemispheres connected by a connecting line after being fried and uniformly hung on soybean plants;
the pellets are filled with a matrix soaked with DDV.
As a further technical scheme, the small balls are put in the soybean pod borers twice by the unmanned aerial vehicle at the interval of 5 days in the full eclosion period of the soybean pod borers.
As a further technical scheme, the surface of the small ball is provided with a plurality of through holes.
As a further technical scheme, the substrate is filled in the small ball, the small ball is connected through the two hemispheres 23 through the line 21, the substrate is filled in the two hemispheres 23 respectively, after drying and fixing, the two hemispheres 23 are lightly adhered to each other to form a complete small ball, the bonding force between the two hemispheres 23 is very small, the small ball can be separated from each other when being thrown from an unmanned aerial vehicle, the connecting line 21 between the two hemispheres is elongated through respective gravity action of the two hemispheres, and when the small ball falls on the soybean plant 1, the small ball just falls on the petiole of the soybean plant 1 through the connecting line 21.
As a further technical scheme, the matrix preparation method comprises the following steps:
(1) uniformly dispersing diatomite into an acid solution, stirring at the rotation speed of 1200r/min for 40min at the temperature of 80 ℃ water bath, then adding sodium ethylene diamine tetracetate of which the mass is 1.8% of that of the diatomite, continuously stirring for 20min, then filtering, naturally draining, calcining at 450 ℃ for 25min, and naturally cooling to room temperature to obtain pretreated diatomite;
(2) mixing the obtained pretreated diatomite, dichlorvos, gelatinized starch and water according to the weight ratio of 30:0.5: 8: 4, and uniformly mixing the components together according to the mass ratio to obtain the matrix.
As a further technical scheme, the mixing ratio of the diatomite and the acidic solution is 100 g: 300 mL.
As a further technical scheme, the acid solution is an ammonium sulfate aqueous solution with the concentration of 5.5 mol/L.
As a further technical scheme, the preparation method of the gelatinized starch comprises the following steps: uniformly mixing corn starch and soybean starch, adding clear water with the mass of 3 times of that of the corn starch, heating to 88 ℃, and stirring at the rotating speed of 300r/min for 2 hours to obtain the corn starch.
As a further technical scheme, the mixing mass ratio of the corn starch to the soybean starch is 1: 3.
Example 3
A method for preventing and treating soybean pod borers by using an unmanned aerial vehicle comprises the steps of respectively carrying out two times of uniform feeding of small balls capable of being fried by using the unmanned aerial vehicle in the space of a soybean planting ground at an interval of 4 days during the eclosion and flourishing period of the soybean pod borers, wherein the small balls are changed into two hemispheres connected by a connecting line after being fried and uniformly hung on soybean plants;
the pellets are filled with a matrix soaked with DDV.
As a further technical scheme, the small balls are put in by the unmanned aerial vehicle twice every 4 days during the period of the eclosion and the prosperity of the soybean pod borers.
As a further technical scheme, the surface of the small ball is provided with a plurality of through holes.
As a further technical scheme, the substrate is filled in the small ball, the small ball is connected through the two hemispheres 23 through the line 21, the substrate is filled in the two hemispheres 23 respectively, after drying and fixing, the two hemispheres 23 are lightly adhered to each other to form a complete small ball, the bonding force between the two hemispheres 23 is very small, the small ball can be separated from each other when being thrown from an unmanned aerial vehicle, the connecting line 21 between the two hemispheres is elongated through respective gravity action of the two hemispheres, and when the small ball falls on the soybean plant 1, the small ball just falls on the petiole of the soybean plant 1 through the connecting line 21.
As a further technical scheme, the matrix preparation method comprises the following steps:
(1) uniformly dispersing diatomite into an acid solution, stirring at the rotation speed of 1200r/min for 40min at the temperature of 80 ℃ water bath, then adding sodium ethylene diamine tetracetate of which the mass is 1.6% of that of the diatomite, continuously stirring for 20min, then filtering, naturally draining, calcining at 450 ℃ for 25min, and naturally cooling to room temperature to obtain pretreated diatomite;
(2) mixing the obtained pretreated diatomite, dichlorvos, gelatinized starch and water according to the weight ratio of 30:0.3: 7: 3.5, and uniformly mixing the components together to obtain the matrix.
As a further technical scheme, the mixing ratio of the diatomite and the acidic solution is 100 g: 300 mL.
As a further technical scheme, the acid solution is an ammonium sulfate aqueous solution with the concentration of 5.5 mol/L.
As a further technical scheme, the preparation method of the gelatinized starch comprises the following steps: uniformly mixing corn starch and soybean starch, adding clear water with the mass of 3 times of that of the corn starch, heating to 88 ℃, and stirring at the rotating speed of 300r/min for 2 hours to obtain the corn starch.
As a further technical scheme, the mixing mass ratio of the corn starch to the soybean starch is 1: 3.
Comparative example 1 differs from example 1 only in that diatomaceous earth has not been treated.
The same-variety soybeans with the same density are planted in a test area 1, a test area 2, a test area 3, a test area 4 and a test area 5 which are the same in environment and size, the soybeans are respectively treated by adopting the methods of examples 1-3 and a comparative example 1 in sequence, the test area 5 is a blank control group, and comparison is carried out:
TABLE 1
| Percent of worm eating | Reduced yield% | Soybean grade | |
| Example 1 | 0.354 | - | 1 |
| Example 2 | 0.317 | - | 1 |
| Example 3 | 0.332 | - | 1 |
| Comparative example 1 | 5.24 | 7.51 | 2 |
| Blank control group | 21.533 | 42.89 | 5 |
As can be seen from the table 1, the method provided by the invention can greatly reduce the insect eating rate, avoid the yield reduction of soybeans and ensure the soybean grade, the adopted substrate is not treated with diatomite, the insect eating rate is obviously increased, the yield reduction of the soybeans is realized, the soybean grade is reduced, and it can be seen that the speed of releasing dichlorvos by the untreated diatomite is too high, so that the substrate can only exert the effect in a short time, the effect of killing the cardiotropha is lost without reaching the optimal effect, and the subsequent cardiotropha is caused to have a recurrence phenomenon.
The embodiments described above are some, but not all embodiments of the invention. The detailed description of the embodiments of the present invention is not intended to limit the scope of the invention as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Claims (9)
1. A method for preventing and controlling soybean pod borers by putting an unmanned aerial vehicle is characterized in that the method comprises the steps of respectively uniformly putting small balls capable of being fried in the space above a soybean planting ground twice by the unmanned aerial vehicle at intervals of 3-5 days during the eclosion and flourishing period of the soybean pod borers, wherein the small balls are changed into two hemispheres connected by a connecting line after being fried and uniformly hung on soybean plants;
the pellets are filled with a matrix soaked with DDV.
2. The method for preventing and controlling soybean pod borers by unmanned aerial vehicle delivery according to claim 1, wherein the small pellets are delivered by unmanned aerial vehicle twice every 3-5 days during the full eclosion period of soybean pod borers.
3. The method for preventing and controlling soybean pod borers by unmanned aerial vehicle throwing according to claim 1, wherein the pellet has a plurality of through holes on its surface.
4. The method for preventing and controlling soybean pod borers by unmanned aerial vehicle delivery according to claim 3, wherein the pellets are filled with a matrix.
5. The method for controlling soybean pod borers by unmanned aerial vehicle feeding according to claim 4, wherein the preparation method of the substrate comprises the following steps:
(1) uniformly dispersing diatomite into an acid solution, stirring at the rotation speed of 1200r/min for 40min at the temperature of 80 ℃ water bath for heat preservation, then adding sodium ethylene diamine tetracetate with the mass of 1.5-1.8% of the diatomite, continuously stirring for 20min, then filtering, naturally draining, calcining at 450 ℃ for 25min, and naturally cooling to room temperature to obtain pretreated diatomite;
(2) mixing the obtained pretreated diatomite, dichlorvos, gelatinized starch and water according to the weight ratio of 30:0.2-0.5: 6-8: 3-4, and mixing uniformly to obtain the matrix.
6. The method for preventing and controlling soybean pod borers by unmanned aerial vehicle feeding according to claim 5, wherein the mixing ratio of the diatomite and the acidic solution is 100 g: 300 mL.
7. The method for preventing and controlling soybean pod borers by unmanned aerial vehicle feeding of claim 6, wherein the acidic solution is 5.5mol/L ammonium sulfate aqueous solution.
8. The method for preventing and controlling soybean pod borers by unmanned aerial vehicle feeding according to claim 5, wherein the gelatinized starch is prepared by the following steps: uniformly mixing corn starch and soybean starch, adding clear water with the mass of 3 times of that of the corn starch, heating to 88 ℃, and stirring at the rotating speed of 300r/min for 2 hours to obtain the corn starch.
9. The method for preventing and controlling soybean pod borers by unmanned aerial vehicle throwing according to claim 8, wherein the mixing mass ratio of the corn starch to the soybean starch is 1: 3.
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| CN111874231A (en) * | 2020-07-03 | 2020-11-03 | 张国华 | Pesticide feeding device based on unmanned aerial vehicle technique of scattering |
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