CN105010013A - Prevention and treatment method for rice black-streaked dwarf disease - Google Patents
Prevention and treatment method for rice black-streaked dwarf disease Download PDFInfo
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- CN105010013A CN105010013A CN201510372792.XA CN201510372792A CN105010013A CN 105010013 A CN105010013 A CN 105010013A CN 201510372792 A CN201510372792 A CN 201510372792A CN 105010013 A CN105010013 A CN 105010013A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G13/00—Protecting plants
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
- A01G22/20—Cereals
- A01G22/22—Rice
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F1/00—Fertilisers made from animal corpses, or parts thereof
- C05F1/005—Fertilisers made from animal corpses, or parts thereof from meat-wastes or from other wastes of animal origin, e.g. skins, hair, hoofs, feathers, blood
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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Abstract
The invention relates to a prevention and treatment method for rice black-streaked dwarf disease comprising following steps: ecological treatment: 1. applying biological fertilizer of High Yield Technology or Difulai to improve soil physical and chemical properties, to increase soil fertility and to improve rice root absorbing ability; 2. agriculture prevention and treatment; 3. biological control; 4. biological prevention and treatment; 5. physical prevention and treatment; 6. chemical prevention and treatment: spraying 20% moroxydine copper acetate wettable powder 1000 times solution or bilken virusicide wettable powder 500 times solution before morbidity; Rice black-streaked dwarf disease can be effectively prevented. By use of the integrated prevention and treatment including agricultural and physical prevention and treatment, morbidity of rice black-streaked dwarf disease is reduced; rice production and grade are increased, and economic benefit is achieved.
Description
Technical field
The present invention relates to a kind of prevention and controls of black streaked dwarf virus of rice, belong to plant protection technology field.
Background technology
Black streaked dwarf virus of rice is commonly called as " short rice ".Cardinal symptom shows as increase of tillering, and blade is short wealthy, stiff, dark green leaf color, existing just wax on the vein of blade back and stem stalk, the billet warty protuberance of rear browning look, do not ear or fringe little, abnormal seeding.Different growing catch an illness after symptom slightly difference.Fall ill seedling stage lobus cardiacus poor growth, blade is short wide, stiff, dark green, and vein has irregular wax strumae, rear blackening brown.Root is short and small, and plant is short and small, does not ear, often withered ahead of time.The new life that falls ill tillering stage is tillered first aobvious disease, stem and tiller in early days and still can extract short and small sick fringe out, but sick fringe contracts and is hidden in leaf sheath.Shooting stage morbidity sword-like leave is short wealthy, and the cripetura of fringe neck, ripening rate is low.Blade back and stem stalk there is short strip shape knurl to dash forward.Cause of disease Rice black streaked dwarfvirus is called for short RBSDV, claims rice black streak dwarf poison, platymiscium arc reovirus virus papova.Virion is the Globate polyhedron of isometrical symmetry, size 75-80nm.Virion to have inside and outside capsid two layers.In cytoplasm, virion exists with three kinds of forms: one is dispersion or irregular gathering, and another kind is well-regulated crystalline arrangement, and another virion arrangement bunchiness, an outsourcing skim is pod-like, constitute sheath-like or tubular structure.Virus inactivation temperature 50-60 DEG C, sick leaf sap dilution point of accumulation 10000-10000 times, sick leaf sap the longevity in vitro 5-6 days.Route of transmission and onset condition: rice black-streaked dwarf virus is caused harm more than the 20 kind of hosts such as paddy rice gramineous, barley, wheat, corn, Chinese sorghum, grain, barnyard grass, amur foxtail and green foxtail.This virus is only by infections such as small brown rice planthopper, white-backed planthopper, leukorrhea plant hoppers.Wherein main based on small brown rice planthopper biography poison.Amboceptor, once contamination, is with poison all the life, but passes poison without ovum.Virus is mainly survived the winter on barley, wheat diseased plant, has part also to survive the winter in small brown rice planthopper body.First generation small brown rice planthopper is passed to early rice, the single cropping rice, late rice and Green maize and uploads poison connect poison on sick wheat after.Breed in rice field 2,3 generation small brown rice planthopper, after paddy rice diseased plant is taken drugs, move into late rice and autumn corn pass poison, and it is malicious that the striatellus imago that late rice breeds and overwinter generation nymph carry out again biographys, passes to barley, wheat.Because small brown rice planthopper can not breed on corn, therefore corn is to this virus, and dissemination is little again.Field virus completes Infection cycie by the approach of wheat-early rice-late rice.Small brown rice planthopper is the shortest obtains the 30 minutes time of poison, and within 1-2 days, fully can obtain poison, it is 8-35 days that virus walks around to the phase in small brown rice planthopper body.Connect the only 1 minute time of poison.Rice strain meets poison 14-24 days in rear latent period.Late rice early sowing is heavier than late sowing morbidity, and the tender morbidity of rice seedling children is heavy.Barley, wheat morbidity weight, malicious source are how many, determine rice pathogenesis degree.
Summary of the invention
The invention provides a kind of prevention and controls of black streaked dwarf virus of rice.
For solving the problems of the technologies described above, the technical solution used in the present invention is:
A prevention and controls for black streaked dwarf virus of rice, comprises the following steps:
1) ecological management:
Use the many or ground good fortune of fertile benefit and carry out microorganism fertilizer, improve soil physical and chemical property, increase soil fertility, strengthen the absorbing capacity of rice root;
2) cultural control:
(1) disease-resistant breeding is selected;
(2) reduce single, double season rice companion planting area as far as possible, cut off amboceptor insect and toss about in bed to cause harm;
(3) plough deeply ground, reduce overwintering host and more vertical worm source;
(4) rational deployment, contiguous plant, plants close kind of ripe phase as far as possible, reduces amboceptor migration and passes sick;
(5) rice is cut dorsad during results;
3) BIOLOGICAL CONTROL:
(1) premorbid sprays 0.5% lentinan aqua, 500 times of liquid;
(2) control rice field leafhopper quantity, reduce the communication media of pathogen;
(3) early rice is transplanted before the winter migrates for leafhopper, contain in overwinter generation leafhopper migration phase and a rice field generation nymph phase of incubating to prevent and treat, double rice cropping system prevents and treats before and after early rice a large amount of harvest time to migrate peak to leafhopper, late rice rice seedling bed, attention control from true leaf, catches in conjunction with net;
4) biological control:
0.3% polyoxin aqueous solution 300 times liquid limb spray application;
5) physical control:
Deal carefully with disease straw, do not allow germ contact with kind, bud, seedling, remove the ratoon rice strain of limit, field or weeds, concentrate and destroy;
6) chemical control:
Premorbid sprays 20% glucocyamine copper wetting powder, 1000 times of liquid or virus must the 500 times of liquid sprayings of gram wetting powder.
As preferred technical scheme, described 1) the how concrete using method of fertile benefit in ecological management for add HYT-A 150-200ml and HYT-B 250-350ml and to stir in 15L water, place 2 days under normal temperature, add HYT-C 80-120g, place 1 day again, add water to 250 kilograms, after stirring, water root.
As preferred technical scheme, described 1) in ecological management good fortune carry out the concrete using method of microorganism fertilizer and be watered 15-30 kilogram for carrying out microorganism fertilizer according to every 200-400ml ground good fortune, ground good fortune is come microorganism fertilizer be watered mix after sparge earth's surface.
It is the bio-bacterial manure that Beijing Di Fulai development in science and technology Co., Ltd produces that ground good fortune in the present invention carrys out microorganism fertilizer.Ground good fortune come microorganism fertilizer can decompose and remove do nitrite in object, hydrogen sulphide and agricultural chemicals remain, the heavy metals such as absorption and degraded chromium, nickel, lead, tin, cobalt, bioactie agent C, G, F contained by it, can participate in crop Inner eycle, repairs rapidly damaged cell safer by food; Can improve soil physical and chemical property, make organic matter and humic acid content carry L, granular structure is formed soon, ventilation good water-retaining property, and crops well developed root system, fibrous root length, Bai Genduo, activity by force, improve soil nutrient absorbing capacity; Ground good fortune is come can activating soil rhizospheric microorganism, large, the middle and trace element of release soil solidification, high-efficiency nitrogen-fixing, for paddy rice provides full nutrition, and short root strong sprout; Improve the photosynthesis of paddy rice and disease-resistant, anti-adversity ability, have good preventive effect to black streaked dwarf virus of rice.
Mostly fertile benefit in the present invention is a kind of bio-bacterial manure, develops according to rhizosphere soil microecology principle, plant nutrition physiological principle and the basic conception in modern times " organic farming ".Comprise HYT-A, HYT-B and HYT-C tri-kinds.
The soil azotobacter that HYT-A is nontoxic by 18 kinds, no pathogenicity is highly active form, the probiotics of Various Functions is prepared into microbial inoculum, after activated expansion is numerous, be applicable to each vegetative period of multiple soil environment and crop, root directly to crops provides important nutrient as nitrogen, potassium and basic inorganic mineral nutrition.Special efficacy: one is that to make fertilizer efficiency rate high, balanced nutrients, stablely improves utilization rate of fertilizer and soil fertility, and the lasting period can reach more than 4 months.Two is optimize soil ecology structure, administer harden, pollute, acidifying and salinization soil Be very effective.Three is form biological control mechanism, anti-dead, anti-continuous cropping effect gives prominence to.Four is automatic regulating crop growth, growth-promoting root, strong sprout, raising yield and quality of rice.
HYT-B is from biological hydrolysis marine organisms thing cephalothorax crust, the later stage dissolution process of liquid by fermentation.Special efficacy: be rich in 19 kinds of L-amino acid, mineral matter and natural polymerses, can directly for microorganism and plant growth provide nutrition.Crops well developed root system can be promoted fast, strengthen leaf photosynthesis and crop disease-resistant, anti-adversity ability; Strong sprout, healthy tree, increase yield, oil recovery enhancement.
HYT-C is rich in high-purity, high-load chitin and chitinase induced activity thing.Special efficacy: for HYT-A edaphon bacterium itself and crops provide nutrition; Can activate, inducing plant and microorganism biological generate biology enzyme, the disease-resistant factor such as organic acid, alkaloid in a large number; Meanwhile, can promote that beneficial bacterium flood tide expands fast numerous, can plant growth be stimulated again.
Beneficial effect of the present invention:
The present invention adopts ecological management, cultural control, BIOLOGICAL CONTROL, biological control, physical control and Chemical control methods, significantly reduces the black streaked dwarf virus of rice incidence of disease, respond well, improves the seed output and quality of paddy rice.
Ground good fortune is adopted to carry out the biological bacterium colony that microorganism fertilizer effectively can improve soil structure and soil, can the morbidity of effective prevention of water rice black streak dwarf, and effectively can improve the seed output and quality of paddy rice.
The present invention adopts the means of preventing in advance, the present invention adopts the means of preventing in advance, integrated control is carried out in ecological management, cultural control, BIOLOGICAL CONTROL, biological control, physical control and chemical control, adopt the measure such as cultural control, physical control to carry out integrated control makes black streaked dwarf virus of rice average attack rate reduce simultaneously, output increases, significantly improve paddy rice grade, obtain good economic benefit.
Embodiment
Below in conjunction with the specific embodiment of the invention, be clearly and completely described technical scheme of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
A prevention and controls for black streaked dwarf virus of rice, comprises the following steps:
1) ecological management:
Use the many or ground good fortune of fertile benefit and carry out microorganism fertilizer, improve soil physical and chemical property, increase soil fertility, strengthen the absorbing capacity of rice root;
2) cultural control:
(1) disease-resistant breeding is selected;
(2) reduce single, double season rice companion planting area as far as possible, cut off amboceptor insect and toss about in bed to cause harm;
(3) plough deeply ground, reduce overwintering host and more vertical worm source;
(4) rational deployment, contiguous plant, plants close kind of ripe phase as far as possible, reduces amboceptor migration and passes sick;
(5) rice is cut dorsad during results;
3) BIOLOGICAL CONTROL:
(1) premorbid sprays 0.5% lentinan aqua, 500 times of liquid;
(2) control rice field leafhopper quantity, reduce the communication media of pathogen;
(3) early rice is transplanted before the winter migrates for leafhopper, contain in overwinter generation leafhopper migration phase and a rice field generation nymph phase of incubating to prevent and treat, double rice cropping system prevents and treats before and after early rice a large amount of harvest time to migrate peak to leafhopper, late rice rice seedling bed, attention control from true leaf, catches in conjunction with net;
4) biological control:
0.3% polyoxin aqueous solution 300 times liquid limb spray application;
5) physical control:
Deal carefully with disease straw, do not allow germ contact with kind, bud, seedling, remove the ratoon rice strain of limit, field or weeds, concentrate and destroy;
6) chemical control:
Premorbid sprays 20% glucocyamine copper wetting powder, 1000 times of liquid or virus must the 500 times of liquid sprayings of gram wetting powder.
Described 1) the how concrete using method of fertile benefit in ecological management for add HYT-A150ml and HYT-B 250ml and to stir in 15L water, place 2 days under normal temperature, add HYT-C 80g, then place 1 day, add water to 250 kilograms, after stirring, water root.
Described 1) in ecological management good fortune carry out the concrete using method of microorganism fertilizer and be watered 15 kilograms for carrying out microorganism fertilizer according to every 200ml ground good fortune, ground good fortune is come microorganism fertilizer be watered mix after sparge earth's surface.
Embodiment 2
A prevention and controls for black streaked dwarf virus of rice, comprises the following steps:
1) ecological management:
Use the many or ground good fortune of fertile benefit and carry out microorganism fertilizer, improve soil physical and chemical property, increase soil fertility, strengthen the absorbing capacity of rice root;
2) cultural control:
(1) disease-resistant breeding is selected;
(2) reduce single, double season rice companion planting area as far as possible, cut off amboceptor insect and toss about in bed to cause harm;
(3) plough deeply ground, reduce overwintering host and more vertical worm source;
(4) rational deployment, contiguous plant, plants close kind of ripe phase as far as possible, reduces amboceptor migration and passes sick;
(5) rice is cut dorsad during results;
3) BIOLOGICAL CONTROL:
(1) premorbid sprays 0.5% lentinan aqua, 500 times of liquid;
(2) control rice field leafhopper quantity, reduce the communication media of pathogen;
(3) early rice is transplanted before the winter migrates for leafhopper, contain in overwinter generation leafhopper migration phase and a rice field generation nymph phase of incubating to prevent and treat, double rice cropping system prevents and treats before and after early rice a large amount of harvest time to migrate peak to leafhopper, late rice rice seedling bed, attention control from true leaf, catches in conjunction with net;
4) biological control:
0.3% polyoxin aqueous solution 300 times liquid limb spray application;
5) physical control:
Deal carefully with disease straw, do not allow germ contact with kind, bud, seedling, remove the ratoon rice strain of limit, field or weeds, concentrate and destroy;
6) chemical control:
Premorbid sprays 20% glucocyamine copper wetting powder, 1000 times of liquid or virus must the 500 times of liquid sprayings of gram wetting powder.
Described 1) the how concrete using method of fertile benefit in ecological management for add HYT-A180ml and HYT-B 300ml and to stir in 15L water, place 2 days under normal temperature, add HYT-C 100g, then place 1 day, add water to 250 kilograms, after stirring, water root.
Described 1) in ecological management good fortune carry out the concrete using method of microorganism fertilizer and be watered 20 kilograms for carrying out microorganism fertilizer according to every 300ml ground good fortune, ground good fortune is come microorganism fertilizer be watered mix after sparge earth's surface.
Embodiment 3
A prevention and controls for black streaked dwarf virus of rice, comprises the following steps:
1) ecological management:
Use the many or ground good fortune of fertile benefit and carry out microorganism fertilizer, improve soil physical and chemical property, increase soil fertility, strengthen the absorbing capacity of rice root;
2) cultural control:
(1) disease-resistant breeding is selected;
(2) reduce single, double season rice companion planting area as far as possible, cut off amboceptor insect and toss about in bed to cause harm;
(3) plough deeply ground, reduce overwintering host and more vertical worm source;
(4) rational deployment, contiguous plant, plants close kind of ripe phase as far as possible, reduces amboceptor migration and passes sick;
(5) rice is cut dorsad during results;
3) BIOLOGICAL CONTROL:
(1) premorbid sprays 0.5% lentinan aqua, 500 times of liquid;
(2) control rice field leafhopper quantity, reduce the communication media of pathogen;
(3) early rice is transplanted before the winter migrates for leafhopper, contain in overwinter generation leafhopper migration phase and a rice field generation nymph phase of incubating to prevent and treat, double rice cropping system prevents and treats before and after early rice a large amount of harvest time to migrate peak to leafhopper, late rice rice seedling bed, attention control from true leaf, catches in conjunction with net;
4) biological control:
0.3% polyoxin aqueous solution 300 times liquid limb spray application;
5) physical control:
Deal carefully with disease straw, do not allow germ contact with kind, bud, seedling, remove the ratoon rice strain of limit, field or weeds, concentrate and destroy;
6) chemical control:
Premorbid sprays 20% glucocyamine copper wetting powder, 1000 times of liquid or virus must the 500 times of liquid sprayings of gram wetting powder.
Described 1) the how concrete using method of fertile benefit in ecological management for add HYT-A200ml and HYT-B 350ml and to stir in 15L water, place 2 days under normal temperature, add HYT-C 120g, then place 1 day, add water to 250 kilograms, after stirring, water root
Described 1) in ecological management good fortune carry out the concrete using method of microorganism fertilizer and be watered 30 kilograms for carrying out microorganism fertilizer according to every 400ml ground good fortune, ground good fortune is come microorganism fertilizer be watered mix after sparge earth's surface.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (3)
1. a prevention and controls for black streaked dwarf virus of rice, is characterized in that, comprises the following steps:
1) ecological management:
Use the many or ground good fortune of fertile benefit and carry out microorganism fertilizer, improve soil physical and chemical property, increase soil fertility, strengthen the absorbing capacity of rice root;
2) cultural control:
(1) disease-resistant breeding is selected;
(2) reduce single, double season rice companion planting area as far as possible, cut off amboceptor insect and toss about in bed to cause harm;
(3) plough deeply ground, reduce overwintering host and more vertical worm source;
(4) rational deployment, contiguous plant, plants close kind of ripe phase as far as possible, reduces amboceptor migration and passes sick;
(5) rice is cut dorsad during results;
3) BIOLOGICAL CONTROL:
(1) premorbid sprays 0.5% lentinan aqua, 500 times of liquid;
(2) control rice field leafhopper quantity, reduce the communication media of pathogen;
(3) early rice is transplanted before the winter migrates for leafhopper, contain in overwinter generation leafhopper migration phase and a rice field generation nymph phase of incubating to prevent and treat, double rice cropping system prevents and treats before and after early rice a large amount of harvest time to migrate peak to leafhopper, late rice rice seedling bed, attention control from true leaf, catches in conjunction with net;
4) biological control:
0.3% polyoxin aqueous solution 300 times liquid limb spray application;
5) physical control:
Deal carefully with disease straw, do not allow germ contact with kind, bud, seedling, remove the ratoon rice strain of limit, field or weeds, concentrate and destroy;
6) chemical control:
Premorbid sprays 20% glucocyamine copper wetting powder, 1000 times of liquid or virus must the 500 times of liquid sprayings of gram wetting powder.
2. the prevention and controls of black streaked dwarf virus of rice according to claim 1, it is characterized in that: the how concrete using method of fertile benefit described 1) in ecological management for add HYT-A 150-200ml and HYT-B 250-350ml and to stir in 15L water, place 2 days under normal temperature, add HYT-C 80-120g, place 1 day again, add water to 250 kilograms, after stirring, water root.
3. the prevention and controls of black streaked dwarf virus of rice according to claim 1, it is characterized in that: described 1) in ecological management good fortune carry out the concrete using method of microorganism fertilizer and be watered 15-30 kilogram for carrying out microorganism fertilizer according to every 200-400ml ground good fortune, ground good fortune is come microorganism fertilizer be watered mix after sparge earth's surface.
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| CN201510372792.XA CN105010013A (en) | 2015-06-30 | 2015-06-30 | Prevention and treatment method for rice black-streaked dwarf disease |
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| CN201510372792.XA CN105010013A (en) | 2015-06-30 | 2015-06-30 | Prevention and treatment method for rice black-streaked dwarf disease |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107372630A (en) * | 2017-06-27 | 2017-11-24 | 广西南宁市田园聚丰农业科技有限公司 | A kind of plant source bactericidal composition |
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| CN102630640A (en) * | 2012-03-02 | 2012-08-15 | 浙江大学 | Method for obtaining sogatella furcifera carrying SRBSDV (southern rice black-streaked dwarf virus) and application of sogatella furcifera |
| CN102893856A (en) * | 2012-07-31 | 2013-01-30 | 江苏丰源种业有限公司 | Method for breeding high-quality high-yield multi-resistance widely adoptable new species paddy rice in simplified mode |
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| CN102630640A (en) * | 2012-03-02 | 2012-08-15 | 浙江大学 | Method for obtaining sogatella furcifera carrying SRBSDV (southern rice black-streaked dwarf virus) and application of sogatella furcifera |
| CN102893856A (en) * | 2012-07-31 | 2013-01-30 | 江苏丰源种业有限公司 | Method for breeding high-quality high-yield multi-resistance widely adoptable new species paddy rice in simplified mode |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107372630A (en) * | 2017-06-27 | 2017-11-24 | 广西南宁市田园聚丰农业科技有限公司 | A kind of plant source bactericidal composition |
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Address after: 650000, Yunnan City, Kunming province Panlong District Beijing road and Baiyun Road intersection southwest corner, heart View Holiday building 21, 2112 layers Applicant after: Yunnan Tian Qi Hong Tillage Technology Co., Ltd. Address before: 650000, Yunnan City, Kunming province Panlong District Beijing road and Baiyun Road intersection southwest corner, heart View Holiday building 21, 2112 layers Applicant before: YUNNAN TIANZHI NETWORK TECHNOLOGY CO., LTD. |
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