CN103141284B - Method for preventing and treating pest and disease damages of Guangpo red sweet potatoes - Google Patents
Method for preventing and treating pest and disease damages of Guangpo red sweet potatoes Download PDFInfo
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- CN103141284B CN103141284B CN201310100383.5A CN201310100383A CN103141284B CN 103141284 B CN103141284 B CN 103141284B CN 201310100383 A CN201310100383 A CN 201310100383A CN 103141284 B CN103141284 B CN 103141284B
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- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 title claims abstract description 42
- 201000010099 disease Diseases 0.000 title claims abstract description 41
- 241000607479 Yersinia pestis Species 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 14
- 244000017020 Ipomoea batatas Species 0.000 title abstract description 9
- 235000002678 Ipomoea batatas Nutrition 0.000 title abstract description 9
- 241000196324 Embryophyta Species 0.000 claims abstract description 60
- 244000061456 Solanum tuberosum Species 0.000 claims abstract description 37
- 235000002595 Solanum tuberosum Nutrition 0.000 claims abstract description 37
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 20
- 238000002360 preparation method Methods 0.000 claims abstract description 9
- 238000005507 spraying Methods 0.000 claims abstract description 9
- 239000000575 pesticide Substances 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 44
- 239000003905 agrochemical Substances 0.000 claims description 26
- 241000238631 Hexapoda Species 0.000 claims description 24
- 229960001952 metrifonate Drugs 0.000 claims description 23
- NFACJZMKEDPNKN-UHFFFAOYSA-N trichlorfon Chemical compound COP(=O)(OC)C(O)C(Cl)(Cl)Cl NFACJZMKEDPNKN-UHFFFAOYSA-N 0.000 claims description 23
- 239000007921 spray Substances 0.000 claims description 22
- 239000005842 Thiophanate-methyl Substances 0.000 claims description 18
- QGHREAKMXXNCOA-UHFFFAOYSA-N thiophanate-methyl Chemical group COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC QGHREAKMXXNCOA-UHFFFAOYSA-N 0.000 claims description 18
- 241000700605 Viruses Species 0.000 claims description 15
- WCXDHFDTOYPNIE-RIYZIHGNSA-N (E)-acetamiprid Chemical compound N#C/N=C(\C)N(C)CC1=CC=C(Cl)N=C1 WCXDHFDTOYPNIE-RIYZIHGNSA-N 0.000 claims description 13
- 239000005875 Acetamiprid Substances 0.000 claims description 13
- 244000037666 field crops Species 0.000 claims description 12
- ATROHALUCMTWTB-OWBHPGMISA-N phoxim Chemical compound CCOP(=S)(OCC)O\N=C(\C#N)C1=CC=CC=C1 ATROHALUCMTWTB-OWBHPGMISA-N 0.000 claims description 12
- 229950001664 phoxim Drugs 0.000 claims description 12
- 239000005885 Buprofezin Substances 0.000 claims description 11
- PRLVTUNWOQKEAI-VKAVYKQESA-N buprofezin Chemical compound O=C1N(C(C)C)\C(=N\C(C)(C)C)SCN1C1=CC=CC=C1 PRLVTUNWOQKEAI-VKAVYKQESA-N 0.000 claims description 11
- 230000001954 sterilising effect Effects 0.000 claims description 11
- TWFZGCMQGLPBSX-UHFFFAOYSA-N Carbendazim Natural products C1=CC=C2NC(NC(=O)OC)=NC2=C1 TWFZGCMQGLPBSX-UHFFFAOYSA-N 0.000 claims description 10
- 244000269722 Thea sinensis Species 0.000 claims description 10
- 239000006013 carbendazim Substances 0.000 claims description 10
- JNPZQRQPIHJYNM-UHFFFAOYSA-N carbendazim Chemical compound C1=C[CH]C2=NC(NC(=O)OC)=NC2=C1 JNPZQRQPIHJYNM-UHFFFAOYSA-N 0.000 claims description 10
- 238000007598 dipping method Methods 0.000 claims description 10
- 230000000749 insecticidal effect Effects 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 5
- WZISDKTXHMETKG-UHFFFAOYSA-H dimagnesium;dipotassium;trisulfate Chemical compound [Mg+2].[Mg+2].[K+].[K+].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O WZISDKTXHMETKG-UHFFFAOYSA-H 0.000 claims description 4
- 239000008187 granular material Substances 0.000 claims description 4
- 238000003967 crop rotation Methods 0.000 claims description 3
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims description 3
- 229910052939 potassium sulfate Inorganic materials 0.000 claims description 3
- 235000011151 potassium sulphates Nutrition 0.000 claims description 3
- 241000254171 Curculionidae Species 0.000 abstract description 8
- 230000002265 prevention Effects 0.000 abstract description 4
- 230000004083 survival effect Effects 0.000 abstract description 2
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- 241000255901 Tortricidae Species 0.000 abstract 1
- 238000012258 culturing Methods 0.000 abstract 1
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- 210000004894 snout Anatomy 0.000 description 10
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- 241001124076 Aphididae Species 0.000 description 3
- 241000289763 Dasygaster padockina Species 0.000 description 3
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- 241001136249 Agriotes lineatus Species 0.000 description 2
- 241001629132 Blissus leucopterus Species 0.000 description 2
- 241000254043 Melolonthinae Species 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 238000003306 harvesting Methods 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 241000345998 Calamus manan Species 0.000 description 1
- 206010059866 Drug resistance Diseases 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 244000061458 Solanum melongena Species 0.000 description 1
- 229920002472 Starch Polymers 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004720 fertilization Effects 0.000 description 1
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- 239000003205 fragrance Substances 0.000 description 1
- 239000002917 insecticide Substances 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 229940023569 palmate Drugs 0.000 description 1
- 239000002304 perfume Substances 0.000 description 1
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- 239000000843 powder Substances 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 235000012950 rattan cane Nutrition 0.000 description 1
- 235000013599 spices Nutrition 0.000 description 1
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Abstract
The invention discloses a method for preventing and treating pest and disease damages of Guangpo red sweet potatoes. The method comprises the steps of pre-transplant preparation and post-transplant management, wherein the pre-transplant preparation comprises the substeps of potato seed disinfection, seed and seedling disinfection and selection of seedling culturing field and land, and can effectively inhibit the occurrence of various pest and disease damages; and the post-transplant management is used to achieve the purpose of inhibiting and eliminating the pest and disease damages by spraying corresponding pesticides in proper amount timely according to the morbidity periods of different pest and disease damages. The method disclosed by the invention takes prevention as the principal and combines prevention and treatment to sufficiently inhibit and eliminate viral diseases, scab diseases, soft rot diseases and other various diseases as well as snout beetles, sphinges, leaf rollers and other various pests, thereby improving the survival rate of plants and guaranteeing the yield of the sweet potatoes.
Description
Technical field
The present invention relates to a kind of crop pest control method, be specifically related to the method for preventing and treating of the red fragrant potato damage by disease and insect in light slope.
Background technology
Traditional improved seeds of the coastal area such as Hong Xiangshushi tourist resources, light slope, Dongxing City plantation, it is said reserves seed for planting to breed the sweet potato variety variant that local farmers brings from Hok-lo between the Kangxu of Qing Dynasty year forms.Light slope red fragrant potato blade palmate five fork-shapeds, the dark green slightly aubergine of stem, plant type is partly planted vertical early stage, it is isometric during growth later stage stem is climing, stem is medium thick, 130～140 days breeding times, potato meat pure white, skin pale red, potato type is round short, and potato piece weight is middle-size and small-size, and content of starch is higher, mouthfeel powder perfume (or spice), fragrance is extremely dense.Being divided into spring planting, fall planting and winter the planting season of the red fragrant potato in light slope plants, and spring planting refers to plantation before and after the Spring Equinox, reaches 15 DEG C be as the criterion with mean temperature of air; Fall planting is plantation before and after the beginning of autumn, is no more than at the latest the Limit of Heat; Winter plants and refers to after late rice harvesting and planted before slight snow, can be early not slow, be no more than at the latest heavy snow.The plantation of the red fragrant potato in light slope comprises the steps such as plant in potato seed selection, potato seed sterilization, nursery selection, cutting seedling, land for growing field crops site preparation and fertilization, land for growing field crops, field management, results.In each step of plantation, all likely there are various damage by disease and insect, main disease has virus disease, shot hole, soft rot, leaf spot, Ipomoea batatas pest, dead arm etc., and main insect pest has stem snout moth's larva, hawkmoth, leaf roll snout moth's larva, chrysomelid, weevil, wireworm, chafer, mole cricket, cutworm, prodenia litura, the little chinch bug of fine hair, aphid and trialeurodes vaporariorum etc.To cause the red fragrant potato reduction of income in light slope even to have no harvest if do not carried out the preventing and controlling of above-mentioned damage by disease and insect, bring huge economic loss to peasant.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of method of preventing and treating the red fragrant potato damage by disease and insect in light slope, and the method is relied mainly on prevention, and control combination, can effectively prevent and treat the various damage by disease and insect that occur in the red fragrant planting potato process in light slope, reaches to protect to produce to protect the object of receiving.
Technical scheme provided by the invention is the method for preventing and treating of the red fragrant potato damage by disease and insect in light slope, comprises the following steps:
1) plant front preparation
1.1 potato seed sterilizations: 600～800 times of mixed liquid dipping potato kind 1h sterilizations by potato kind with 80% chlorophos and 80% carbendazim or 70% thiophanate methyl;
1.2 seed and seedling disinfections: 800～1000 times of mixed liquid dipping 10min by seedling with 80% chlorophos or 20% Acetamiprid and 80% carbendazim or 70% thiophanate methyl, then put seedling head in above-mentioned mixed liquor into and soak 1h with preventing disease and pest;
1.3 nursery and land for growing field crops are selected: the mountain region of the not ponding paddy field of selection crop rotation or not equal shift of crops or hillside fields are as nursery and land for growing field crops;
2) plant rear management
2.1 plant after, every 50～60 mu of large Tanaka, a frequency ventilating type insecticidal lamp is installed;
2.2 drench and execute 200～400 times of tea brans and 500～800 times of mixed liquors of 80% chlorophos for every 30 days after planting;
2.3 planted after 40～60 days, entered piece root expanding stage, and every mu of use 3～5% phoxim granule 2～5kg or tea bran 25kg and potassium sulfate 25kg or potassium magnesium sulfate 50kg mix row replacement thoroughly;
2.4 planted after 1～2 month, sprayed 600～800 times of liquid of 45% phoxim or 80% chlorophos, were planting after 3～4 months, then were spraying 600～800 times of liquid of 45% phoxim or 80% chlorophos;
2.5 from the long young leaves of seedling between piece root expanding stage, monthly sprays 600～800 times of liquid of 25% Buprofezin or 20% Acetamiprid, above-mentioned agricultural chemicals cross-reference;
2.6 in the time there is virus disease, shot hole or soft rot plant, should pull out and burn at once, and spraying pesticide; Virus disease needs full field to spray 600～800 times of liquid of 25% Buprofezin or 20% Acetamiprid; The full field of shot hole sprays 600～800 times of liquid of 70% thiophanate methyl; The full field of soft rot sprays 600～800 times of liquid or 20% limewash of 80% carbendazim or 70% thiophanate methyl.
The disease that the red fragrant potato in light slope mainly occurs has virus disease, shot hole, soft rot, leaf spot, Ipomoea batatas pest, dead arm etc.; The main insect pest occurring has stem snout moth's larva, hawkmoth, leaf roll snout moth's larva, chrysomelid, weevil, wireworm, chafer, mole cricket, cutworm, prodenia litura, the little Changchun of fine hair, aphid, trialeurodes vaporariorum etc.
After seedling is planted, in field, every 50～60 mu a frequency ventilating type insecticidal lamp is installed, is utilized the phototaxis of adult, reach the object of trapping adult, reduce worm source, field.
Weevil, cutworm, mole cricket, chrysomelid be soil insect, taking weevil as example, weevil larva and the adult Ipomoea batatas of all causing harm, taking weevil larva moth food potato, climing and potato piece is as main, make cauline leaf poor growth, a large amount of larvas eat into into potato piece, make the blackening of potato piece, smell is peppery smelly, and people and domestic animal all can not eat.Within every 30 days after planting, drench and execute 200～400 times of tea brans and 500～800 times of mixed liquors of 80% chlorophos can effectively prevent above-mentioned soil insect, when spraying pesticide, should aim at potato seedling and rattan head sprays.
Hawkmoth, leaf roll snout moth's larva, stem snout moth's larva, prodenia litura are ground insect, and wherein stem snout moth's larva is the crushing insect of Ipomoea batatas, will strengthen especially control when spring planting or fall planting.Spring planting and fall planting are planted and are risen for latter 1 month, and the winter plants and plants that within latter 2 months, to rise be the initial phase of insect on the ground such as stem snout moth's larva, prodenia litura, and spring planting and fall planting are planted and risen for latter 3 months, plant that to plant latter 4 months be that the Shengs of the ground insects such as stem snout moth's larva, prodenia litura is sent out the phase winter.Respectively spray 600～800 times of liquid of 45% phoxim or 80% chlorophos in initial phase and Sheng Fa phase.If the winter plant during hawkmoth etc. number of pest is fewer on the ground, can carry out artificial capture method insect sooner or later.
The little chinch bug of fine hair, aphid and trialeurodes vaporariorum etc. are the primary pest of the viral disease that spreads disease, for the appearance of prevent virus diseases, 600～800 times of liquid that monthly spray 25% Buprofezin or 20% Acetamiprid from the long young leaves of seedling to piece root expanding stage, for avoiding drug resistance, above-mentioned agricultural chemicals is answered cross-reference.
In the time there is band diseased plant in field, need to pull out and burn at once, and spray insecticide immediately, as do not eradicated, can consecutive intervals within 5～7 days, spray once above-mentioned agricultural chemicals until eradicate.In the time that the band diseased plant occurring in field is virus disease plant, described agricultural chemicals is 600～800 times of liquid of 25% Buprofezin or 20% Acetamiprid.Shot hole is mainly to be propagated in spite of illness by seedling, and the method for preventing and treating is mainly leaned on above-mentioned seed and seedling disinfection, in the time that the band diseased plant occurring in field is shot hole plant, and described 600～800 times of liquid of agricultural chemicals taste 70% thiophanate methyl.Soft rot is mainly prevented by rice field-upland field rotation and seed and seedling disinfection, and in the time that band diseased plant is soft rot plant, described agricultural chemicals is 600～800 times of liquid or 20% limewash of 80% carbendazim or 70% thiophanate methyl;
Gather in the crops and ban use of chemical pesticide in previous month, but tea bran can use in previous week of results.
The present invention is divided into and plants front preparation and plant two parts of rear management, plant and frontly mainly rely mainly on prevention, after planting to control as main, prevent and treat effective combination, can fully suppress and kill the multiple insect pests such as the multiple diseases such as virus disease, shot hole, soft rot and weevil, hawkmoth, leaf roll snout moth's larva, ensure that survival rate of plant is more than 95%, effectively plant reaches more than 90%, leaf area index is 3～4, effectively ensures Ipomoea batatas output.
Embodiment
The present invention is further elaborated for following specific embodiment, but not as a limitation of the invention.
Embodiment 1
1) plant front preparation
1.1 potato seed sterilizations: 600 times of mixed liquid dipping potato kind 1h sterilizations by potato kind with 80% chlorophos and 80% carbendazim;
1.2 seed and seedling disinfections: 800～1000 times of mixed liquid dipping 10min by seedling with 80% chlorophos and 80% carbendazim, then put seedling head in above-mentioned mixed liquor into and soak 1h with preventing disease and pest;
1.3 nursery and land for growing field crops are selected: select the not ponding paddy field of crop rotation as nursery and land for growing field crops, soil condition is well-drained sandy loam or loam;
2) plant rear management
2.1 plant after, every 50 mu of large Tanaka, a frequency ventilating type insecticidal lamp is installed;
2.2 drench and execute 200 times of tea brans and 500 times of mixed liquors of 80% chlorophos for every 30 days after planting;
2.3 if spring planting or fall planting were planted after 40 days, if the winter plants, planting after 50～60 days, enter piece root expanding stage, every mu of use 3% phoxim granule 2kg and potassium sulfate 25kg mix row replacement thoroughly;
2.4 if spring planting or fall planting, planting after 1 month, if the winter plants, planting after 2 months, be the initial stage that insect is caused harm on the ground, spray 600 times of liquid of 45% phoxim, if spring planting or fall planting are planted after 3 months in spring planting or fall planting, the winter plants and plants 4 months, the Sheng that is insect is on the ground sent out the phase, then sprays 600 times of liquid of 80% chlorophos;
2.5 from the long young leaves of seedling between piece root expanding stage, monthly sprays 600 times of liquid of 25% Buprofezin or 20% Acetamiprid, above-mentioned agricultural chemicals cross-reference;
2.6 in the time there is virus disease, shot hole or soft rot plant, should pull out and burn at once, and full field spraying pesticide, as do not eradicated, can consecutive intervals within 5 days, spray once above-mentioned agricultural chemicals, until eradicate; When morbidity strain is virus disease, described agricultural chemicals is 600 times of liquid of 25% Buprofezin; When morbidity strain is shot hole, described agricultural chemicals is 600 times of liquid of 70% thiophanate methyl; When morbidity strain is soft rot, described agricultural chemicals is 600 times of liquid of 80% carbendazim.
Embodiment 2
1) plant front preparation
1.1 potato seed sterilizations: 800 times of mixed liquid dipping potato kind 1h sterilizations by potato kind with 80% chlorophos and 70% thiophanate methyl;
1.2 seed and seedling disinfections: 1000 times of mixed liquid dipping 10min by seedling with 20% Acetamiprid and 70% thiophanate methyl, then put seedling head in above-mentioned mixed liquor into and soak 1h with preventing disease and pest;
1.3 nursery and land for growing field crops are selected: select the hillside fields of equal shift of crops not as nursery and land for growing field crops, soil condition is well-drained sandy loam or loam;
2) plant rear management
2.1 plant after, every 60 mu of large Tanaka, a frequency ventilating type insecticidal lamp is installed;
2.2 drench and execute 400 times of tea brans and 800 times of mixed liquors of 80% chlorophos for every 30 days after planting;
2.3 spring plantings or fall planting were planted after 40 days, and the winter plants and plants after 50～60 days, entered piece root expanding stage, and every mu of use or tea bran 25kg and potassium magnesium sulfate 50kg mix row replacement thoroughly;
2.4 spring plantings or fall planting were planted after 1 month, and the winter plants and plants after 2 months, were the initial stages that insect is caused harm on the ground, spray 800 times of liquid of 80% chlorophos, plant after 3 months in spring planting or fall planting, the winter plants and plants 4 months, the Sheng that is insect is on the ground sent out the phase, then sprays 800 times of liquid of 80% chlorophos;
2.5 from the long young leaves of seedling between piece root expanding stage, monthly sprays 800 times of liquid of 25% Buprofezin or 20% Acetamiprid, above-mentioned agricultural chemicals cross-reference;
2.6 in the time there is virus disease, shot hole or soft rot plant, should pull out and burn at once, and full field spraying pesticide, as do not eradicated, can consecutive intervals within 7 days, spray once above-mentioned agricultural chemicals, until eradicate; When morbidity strain is virus disease, described agricultural chemicals is 800 times of liquid of 20% Acetamiprid; When morbidity strain is shot hole, described agricultural chemicals is 800 times of liquid of 70% thiophanate methyl; When morbidity strain is soft rot, described agricultural chemicals is 800 times of liquid of 70% thiophanate methyl.
Embodiment 3
1) plant front preparation
1.1 potato seed sterilizations: 700 times of mixed liquid dipping potato kind 1h sterilizations by potato kind with 80% chlorophos 70% thiophanate methyl;
1.2 seed and seedling disinfections: 900 times of mixed liquid dipping 10min by seedling with 80% chlorophos and 70% thiophanate methyl, then put seedling head in above-mentioned mixed liquor into and soak 1h with preventing disease and pest;
1.3 nursery and land for growing field crops are selected: select the mountain region of equal shift of crops not as nursery and land for growing field crops;
2) plant rear management
2.1 plant after, every 50 mu of large Tanaka, a frequency ventilating type insecticidal lamp is installed;
2.2 drench and execute 300 times of tea brans and 600 times of mixed liquors of 80% chlorophos for every 30 days after planting;
2.3 spring plantings or fall planting were planted after 40 days, and the winter plants and plants after 50～60 days, entered piece root expanding stage, entered piece root expanding stage, and every mu of use 3% phoxim granule 4kg and potassium magnesium sulfate 50kg mix row replacement thoroughly;
2.4 spring plantings or fall planting were planted after 1 month, and the winter plants and plants after 2 months, were the initial stages that insect is caused harm on the ground, spray 700 times of liquid of 45% phoxim, plant after 3 months in spring planting or fall planting, the winter plants and plants 4 months, the Sheng that is insect is on the ground sent out the phase, then sprays 700 times of liquid of 45% phoxim;
2.5 from the long young leaves of seedling between piece root expanding stage, monthly sprays 700 times of liquid of 25% Buprofezin or 20% Acetamiprid, above-mentioned agricultural chemicals cross-reference;
2.6 in the time there is virus disease, shot hole or soft rot plant, should pull out and burn at once, and full field spraying pesticide, as do not eradicated, can consecutive intervals within 6 days, spray once above-mentioned agricultural chemicals, until eradicate; When morbidity strain is virus disease, described agricultural chemicals is 700 times of liquid of 25% Buprofezin; When morbidity strain is shot hole, described agricultural chemicals is 700 times of liquid of 70% thiophanate methyl; When morbidity strain is soft rot, described agricultural chemicals is 20% limewash.
Claims (1)
1. the method for preventing and treating of the red fragrant potato damage by disease and insect in smooth slope, is characterized in that: comprise the following steps:
1) plant front preparation
1.1 potato seed sterilizations: 600～800 times of mixed liquid dipping potato kind 1h sterilizations by potato kind with 80% chlorophos and 80% carbendazim or 70% thiophanate methyl;
1.2 seed and seedling disinfections: 800～1000 times of mixed liquid dipping 10min by seedling with 80% chlorophos or 20% Acetamiprid and 80% carbendazim or 70% thiophanate methyl, then put seedling head in above-mentioned mixed liquor into and soak 1h with preventing disease and pest;
1.3 nursery and land for growing field crops are selected: the mountain region of the not ponding paddy field of selection crop rotation or not equal shift of crops or hillside fields are as nursery and land for growing field crops;
2) plant rear management
2.1 plant after, every 50～60 mu of large Tanaka, a frequency ventilating type insecticidal lamp is installed;
2.2 drench and execute 200～400 times of tea brans and 500～800 times of mixed liquors of 80% chlorophos for every 30 days after planting;
2.3 planted after 40～60 days, entered piece root expanding stage, and every mu of use 3～5% phoxim granule 2～5kg or tea bran 25kg and potassium sulfate 25kg or potassium magnesium sulfate 50kg mix row replacement thoroughly;
2.4 planted after 1～2 month, sprayed 600～800 times of liquid of 45% phoxim or 80% chlorophos, were planting after 3～4 months, then were spraying 600～800 times of liquid of 45% phoxim or 80% chlorophos;
2.5 from the long young leaves of seedling between piece root expanding stage, monthly sprays 600～800 times of liquid of 25% Buprofezin or 20% Acetamiprid, above-mentioned agricultural chemicals cross-reference;
2.6 in the time there is virus disease, shot hole or soft rot plant, should pull out and burn at once, and full field spraying pesticide, as do not eradicated, consecutive intervals is sprayed once above-mentioned agricultural chemicals for 5～7 days, until eradicate; When morbidity strain is virus disease, described agricultural chemicals is 600～800 times of liquid of 25% Buprofezin or 20% Acetamiprid; When morbidity strain is shot hole, described agricultural chemicals is 600～800 times of liquid of 70% thiophanate methyl; Morbidity strain is while being soft rot, and described agricultural chemicals is 600～800 times of liquid or 20% limewash of 80% carbendazim or 70% thiophanate methyl.
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| CN105706687B (en) * | 2016-01-29 | 2018-08-31 | 江苏徐淮地区徐州农业科学研究所 | A kind of sweet potato stereo raise seedling method |
| CN106718379A (en) * | 2016-11-11 | 2017-05-31 | 陈文革 | Potato disease insect pest preventing control method |
| CN106717889A (en) * | 2016-12-09 | 2017-05-31 | 河池市农业科学研究所 | A kind of method of Ipomoea batatas nursery |
| CN109076843A (en) * | 2018-07-23 | 2018-12-25 | 贵州申黔农业科技有限公司 | A kind of red heart potato pest control method |
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| CN102845194A (en) * | 2011-06-30 | 2013-01-02 | 徐州正合新型农业科技有限公司 | Method for culturing purple sweet potatoes Jingshu-6 |
| CN102612972A (en) * | 2012-03-30 | 2012-08-01 | 江苏田娘农业科技有限公司 | Purple sweet potato planting method suitable for Northeast |
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