CN104472248A - Salvia miltiorrhiza root rot prevention method - Google Patents
Salvia miltiorrhiza root rot prevention method Download PDFInfo
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- CN104472248A CN104472248A CN201410596803.8A CN201410596803A CN104472248A CN 104472248 A CN104472248 A CN 104472248A CN 201410596803 A CN201410596803 A CN 201410596803A CN 104472248 A CN104472248 A CN 104472248A
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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
- A01C—PLANTING; SOWING; FERTILISING
- A01C1/00—Apparatus, or methods of use thereof, for testing or treating seed, roots, or the like, prior to sowing or planting
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- 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/80—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,2
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- 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
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/72—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms
- A01N43/82—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with nitrogen atoms and oxygen or sulfur atoms as ring hetero atoms five-membered rings with three ring hetero atoms
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- General Health & Medical Sciences (AREA)
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- Engineering & Computer Science (AREA)
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- Pest Control & Pesticides (AREA)
- Wood Science & Technology (AREA)
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- Agronomy & Crop Science (AREA)
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Abstract
The invention relates to the technical field of Chinese herbal medicine planting and particularly relates to a salvia miltiorrhiza root rot prevention method. The method comprises field preparation, seminal root selection, seminal root treating before transplanting and seminal root prevention after transplanting. The seminal root treating before transplanting comprises the steps of submerging selected seminal roots in a prepared 90mug/ml-110mug/ml tiadinil solution for 5 minutes to 10 minutes, and getting the seminal roots out to be transplanted immediately. The prevention step comprises performing root irrigation treatment on salvia miltiorrhiza through chemicals for 2 to 3 times during the whole planting, wherein the adjacent twice root irrigation interval is 45-60 days, and the time of the first root irrigation is the 45th-60th days after seminal root transplanting. The root irrigation treatment chemicals comprise the 90mug/ml-110mug/ml tiadinil solution with the effective concentration between 480 mug/ml and 520mug/ml, and the tiadinil solution application amount is 200-300g/hm2. By the aid of the method, the salvia miltiorrhiza planted through the steps has the advantages that the root rot incidence is reduced apparently, and the quality and the yield of salvia miltiorrhiza are improved.
Description
Technical field
The present invention relates to Chinese herbal medicine planting technology field, belong to dan-shen root rot prevention method.
Background technology
The red sage root (Saluia miltiorrhiza Bunge) is Labiatae institute tail grass plant, and have another name called purple light ginseng, red, red ginseng etc., root welding technology is used as medicine, and is conventional Chinese herbal medicine, has activating blood circulation and dissipating phlegm, swelling and pain relieving, nourishing blood and tranquilization function.Along with in recent years to the red sage root chemical pharmacology research day by day deep, application red sage root medicine and in contained medicinal ingredient carry out preventing and curing diseases also increasing, also the demand of the red sage root is constantly increased, the area under cultivation that wild Salvia miltiorrhiza transfers artificial family kind to also increases day by day, in standardized cultivation, the control of damage by disease and insect is particularly important.
Wherein, dan-shen root rot is one of the Major Diseases in red sage root producing region, the red sage root plant growing way after susceptible is weak, and time serious, overground part is withered, and the xylem of root rots into pitchy completely, and output shows and reduces, and appearance character does not meet medicinal requirements yet.The control of current dan-shen root rot mainly adopts following methods:
Before plantation, plant root carbendazim 200 times of immersion roots 10 minutes of 25% of root, rhizome or seedling, dry rear plantation; Period of disease 50% carbendazim 800-1000 times liquid, or 50% thiophanate methyl every mu of 1.5-2.5k is diluted to 1000 times of liquid pouring diseased plants, once in a week, continuous 2-3 time.
Because said method mainly waters the bactericide such as carbendazim in field after red sage root morbidity, control efficiency is very poor, and can cause the pollution of residual chemical to the red sage root and soil.In addition, due to dan-shen root rot harm root, when overground part finds withered symptom, the root state of an illness is quite serious, is now difficult to symptom management developmenting spread, brings larger loss to red sage root grower.Therefore, along with the quality requirement of city's field alignment medicinal material is more and more higher, people wish to find a kind of to dan-shen root rot the efficient and prevention method of green.
Summary of the invention
The object of this invention is to provide and have a kind of efficient and dan-shen root rot prevention method of green.
For achieving the above object, the technical solution adopted in the present invention comprises the following steps:
A kind of dan-shen root rot prevention method, comprise land for growing field crops to prepare, plant before root is chosen and transplanted and plant root treatment step: planting root treatment step before described transplanting is: the kind root chosen is soaked 5-10 minute in the tiadinil solution of the 90-110 μ g/mL configured, transplants immediately after pulling out; Also comprise the precautionary step after kind of root transplanting: in whole planting process, with medicament carries out 2-3 root irrigation to the red sage root, and the interval time of adjacent twice root irrigation is 45-60 days, and the time of root irrigation is the 45-60 days after kind of root is transplanted for the first time; It is 200-300g/hm that the medicament of described root irrigation comprises formulation rate
2tiadinil, is mixed with the solution that valid density is 480-520 μ g/mL before root irrigation by tiadinil.
Preferably: planting root treatment step before described transplanting is: soaked 8 minutes in the tiadinil solution of the 100 μ g/mL configured by the kind root chosen, transplant immediately after pulling out.
Preferably: the precautionary step after described kind of root transplanting is: in whole planting process, with medicament carries out 3 root irrigations to the red sage root, the interval time of adjacent twice root irrigation is 45 days, and first time root irrigation time be after kind of root is transplanted the 45th day; It is 300g/hm that the medicament of described root irrigation comprises formulation rate
2tiadinil, is mixed with the solution that valid density is 500 μ g/mL before root irrigation by tiadinil.
Preferably: the precautionary step after described kind of root transplanting is: in whole planting process, with medicament carries out 2 root irrigations to the red sage root, the interval time of adjacent twice root irrigation is 60 days, and first time root irrigation time be after kind of root is transplanted the 60th day; It is 300g/hm that the medicament of described root irrigation comprises formulation rate
2tiadinil, is mixed with the solution that valid density is 500 μ g/mL before root irrigation by tiadinil.
Preferably: the tiadinil formulation rate of a rear root irrigation is all less than a front root irrigation.
Preferably: in whole planting process, with medicament carries out 2 root irrigations to the red sage root, and the interval time of adjacent twice root irrigation is 60 days, and first time root irrigation time be after kind of root is transplanted the 60th day; The formulation rate of twice tiadinil root irrigation is for being followed successively by 300g/hm
2and 200g/hm
2, tiadinil is mixed with the solution that valid density is 500 μ g/mL before root irrigation.
Preferably: the medicament of described root irrigation is tiadinil and the allyl isothiazole mixed solution made of 1:1-2:1 in molar ratio.
Preferably: the formulation rate of described tiadinil is 300g/hm
2, the formulation rate of allyl isothiazole is 150-280g/hm
2.
Tiadinil solution is all employed in precautionary step after the present invention plants root treatment step and plants root transplanting before transplanting.Tiadinil used chemically structure is seen, it has 1,3-thiadiazoles and benzamide structure concurrently, wherein the heterocycle of 1,3-thiadiazoles structure easily in soil by discharging N
2and effectively degrade, decrease residue of pesticide, and this process can not to environment.Simultaneously, its disease-resistant mechanism of tiadinil directly acts on pathogen body from conventional bactericide thus to kill pathogen different, make it to produce induction of resistance by induction red sage root body thus improve plant self to the immunity of pathogen, the red sage root is made to reach preventive effect to disease, therefore can not produce selection pressure to pathogen, not easily develop immunity to drugs.Tiadinil is not on having pathogenic bacterium without impact in addition, do not affect bacterial manure, free from environmental pollution, is conducive to maintaining balanced relation complicated and delicate between microorganism in the ecosystem, is typical green ecological agricultural chemicals.
With conventional method to compared with improvement opportunity of root rot, process in a large number again when this method is mainly prevented in advance by tiadinil instead of disease occurs, only in certain time interval, root 2-3 time instead of the dispenser weekly when falling ill need be filled with to the red sage root, also reduce drug cost from another aspect, decrease environmental pollution and residue of pesticide.
In addition, the pharmacological action based on tiadinil produces induction of resistance for making the red sage root, enhance the immunity of plant self, and along with the growth of the red sage root, the immunity of himself also strengthens gradually.Therefore, under the prerequisite not affecting preventive effect, As time goes on the formulation rate of tiadinil can reduce by a certain amount of gradually, which reduces Pesticide use amount and dispenser cost.
Allyl isothiazole is compared with tiadinil, has similar pharmacological action.Itself and tiadinil is composite by a certain percentage, can mutually promote, thus improve the preventive effect to dan-shen root rot.
Therefore, the present invention mainly has following beneficial effect:
1. the present invention mainly adopts tiadinil to carry out prevention dan-shen root rot, and preventive effect is better than general planting method, green high-efficient.
2. the present invention mainly prevented in advance by tiadinil instead of disease occur time process in a large number again, only need fill with root 2-3 time in certain time interval instead of the dispenser weekly when falling ill, also reduce drug cost from another aspect, decrease environmental pollution and residue of pesticide.
3., when adopting tiadinil and allyl isothiazole to carry out composite, prevent the effect of dan-shen root rot better.
Embodiment
A kind of dan-shen root rot prevention method, comprises the following steps:
Embodiment 1:
1. land for growing field crops prepares
Choose suitable land for growing field crops, every mu is executed decomposed dung 1500kg, ammonium dihydrogen phosphate (ADP) 10kg makes base fertilizer, ploughs deeply 35-40cm, flattens, ditches, does furrow, the wide 1m of furrow.
2. kind of a root is chosen
Choose the work kind root of annual stalwartness, diameter 0.5-0.7cm red sage root many without damage by disease and insect, supporting root.
3. before transplanting, plant root process
The kind root chosen, to mid-March, soaks 8 minutes, transplants immediately after pulling out by late Febuary in the tiadinil solution of the 100 μ g/mL configured.
4. the prevention after kind of root transplanting
Plant the 45th day, the 90th day and the 135th day after root transplanting, with medicament carries out 3 root irrigations respectively to the red sage root.Each formulation rate is tiadinil 300g/hm
2, tiadinil is mixed with the solution that valid density is 500 μ g/mL before root irrigation.
Remaining farming method and Pest management method adopt conventional red sage root implantation methods.Late October overground part start withered after, select fine day to excavate.Under the same terms, the dan-shen root rot incidence of disease of conventional method plantation is 21.1%, and adopt present embodiment to carry out the red sage root of root rot prevention, its root rot incidence of disease is only 6.8%, and the incidence of disease reduces by 14.3%, greatly improves the output of the red sage root.
Embodiment 2:
1. land for growing field crops prepares
Choose suitable land for growing field crops, every mu is executed decomposed dung 1500kg, ammonium dihydrogen phosphate (ADP) 10kg makes base fertilizer, ploughs deeply 35-40cm, flattens, ditches, does furrow, the wide 1m of furrow.
2. kind of a root is chosen
Choose the work kind root of annual stalwartness, diameter 0.5-0.7cm red sage root many without damage by disease and insect, supporting root.
3. before transplanting, plant root process
The kind root chosen, to mid-March, soaks 5 minutes, transplants immediately after pulling out by late Febuary in the tiadinil solution of the 90 μ g/mL configured.
4. the prevention after kind of root transplanting
Plant the 45th day, the 90th day and the 135th day after root transplanting, with medicament carries out 3 root irrigations respectively to the red sage root.Each formulation rate is tiadinil 300g/hm
2, tiadinil is mixed with the solution that valid density is 500 μ g/mL before root irrigation.
Remaining farming method and Pest management method adopt conventional red sage root implantation methods.Late October overground part start withered after, select fine day to excavate, the root rot incidence of disease is only 6.9%.
Embodiment 3:
1. land for growing field crops prepares
Choose suitable land for growing field crops, every mu is executed decomposed dung 1500kg, ammonium dihydrogen phosphate (ADP) 10kg makes base fertilizer, ploughs deeply 35-40cm, flattens, ditches, does furrow, the wide 1m of furrow.
2. kind of a root is chosen
Choose the work kind root of annual stalwartness, diameter 0.5-0.7cm red sage root many without damage by disease and insect, supporting root.
3. before transplanting, plant root process
The kind root chosen, to mid-March, soaks 10 minutes, transplants immediately after pulling out by late Febuary in the tiadinil solution of the 110 μ g/mL configured.
4. the prevention after kind of root transplanting
Plant the 45th day, the 90th day and the 135th day after root transplanting, with medicament carries out 3 root irrigations respectively to the red sage root.Each formulation rate is tiadinil 300g/hm
2, tiadinil is mixed with the solution that valid density is 500 μ g/mL before root irrigation.
No longer adopt other medicines to prevent and treat root rot, remaining farming method and Pest management method adopt conventional red sage root implantation methods.Late October overground part start withered after, select fine day to excavate, the root rot incidence of disease is only 7.3%.
Embodiment 4:
1. land for growing field crops prepares
Choose suitable land for growing field crops, every mu is executed decomposed dung 1500kg, ammonium dihydrogen phosphate (ADP) 10kg makes base fertilizer, ploughs deeply 35-40cm, flattens, ditches, does furrow, the wide 1m of furrow.
2. kind of a root is chosen
Choose the work kind root of annual stalwartness, diameter 0.5-0.7cm red sage root many without damage by disease and insect, supporting root.
3. before transplanting, plant root process
The kind root chosen, to mid-March, soaks 8 minutes, transplants immediately after pulling out by late Febuary in the tiadinil solution of the 100 μ g/mL configured.
4. the prevention after kind of root transplanting
Plant the 45th day, the 90th day and the 135th day after root transplanting, with medicament carries out 3 root irrigations respectively to the red sage root.Each formulation rate reduces successively, is tiadinil 300g/hm
2, 250g/hm
2and 200g/hm
2, tiadinil is mixed with the solution that valid density is 500 μ g/mL before root irrigation.
Remaining farming method and Pest management method adopt conventional red sage root implantation methods.Late October overground part start withered after, select fine day to excavate.Under the same terms, the dan-shen root rot incidence of disease of conventional method plantation is 21.1%, and adopt present embodiment to carry out the red sage root of root rot prevention, its root rot incidence of disease is only 6.5%, and the incidence of disease reduces by 14.6%, greatly improves the output of the red sage root.The present embodiment is a kind of preferred embodiment of the inventive method, As time goes on the formulation rate of tiadinil reduces gradually by a certain amount of, compared with the mode do not reduced with formulation rate, the embodiment of the present embodiment does not produce with it significant difference, thus this embodiment reduces Pesticide use amount and dispenser cost.
Embodiment 5:
1. land for growing field crops prepares
Choose suitable land for growing field crops, every mu is executed decomposed dung 1500kg, ammonium dihydrogen phosphate (ADP) 10kg makes base fertilizer, ploughs deeply 35-40cm, flattens, ditches, does furrow, the wide 1m of furrow.
2. kind of a root is chosen
Choose the work kind root of annual stalwartness, diameter 0.5-0.7cm red sage root many without damage by disease and insect, supporting root.
3. before transplanting, plant root process
The kind root chosen, to mid-March, soaks 8 minutes, transplants immediately after pulling out by late Febuary in the tiadinil solution of the 100 μ g/mL configured.
4. the prevention after kind of root transplanting
Plant the 60th day and the 120th day after root transplanting, with medicament carries out 3 root irrigations respectively to the red sage root.Each formulation rate is tiadinil 300g/hm
2, tiadinil is mixed with the solution that valid density is 500 μ g/mL before root irrigation
Remaining farming method and Pest management method adopt conventional red sage root implantation methods.Late October overground part start withered after, select fine day to excavate.Under the same terms, the dan-shen root rot incidence of disease of conventional method plantation is 21.1%, and adopt present embodiment to carry out the red sage root of root rot prevention, its root rot incidence of disease is only 7.1%, and the incidence of disease reduces by 14.0%, greatly improves the output of the red sage root.The present embodiment is the further preferred embodiment of the inventive method, increases the interval of spraying time, reduce further dispenser cost, but its control efficiency is still remarkable.
Embodiment 6:
1. land for growing field crops prepares
Choose suitable land for growing field crops, every mu is executed decomposed dung 1500kg, ammonium dihydrogen phosphate (ADP) 10kg makes base fertilizer, ploughs deeply 35-40cm, flattens, ditches, does furrow, the wide 1m of furrow.
2. kind of a root is chosen
Choose the work kind root of annual stalwartness, diameter 0.5-0.7cm red sage root many without damage by disease and insect, supporting root.
3. before transplanting, plant root process
The kind root chosen, to mid-March, soaks 8 minutes, transplants immediately after pulling out by late Febuary in the tiadinil solution of the 100 μ g/mL configured.
4. the prevention after kind of root transplanting
Plant the 60th day and the 120th day after root transplanting, with medicament carries out 2 root irrigations respectively to the red sage root.Each formulation rate is followed successively by tiadinil 300g/hm
2and 200g/hm
2, tiadinil is mixed with the solution that valid density is 500 μ g/mL before root irrigation.
Remaining farming method and Pest management method adopt conventional red sage root implantation methods.Late October overground part start withered after, select fine day to excavate.Under the same terms, the dan-shen root rot incidence of disease of conventional method plantation is 21.1%, and adopt present embodiment to carry out the red sage root of root rot prevention, its root rot incidence of disease is only 6.6%, and the incidence of disease reduces by 14.5%, greatly improves the output of the red sage root.The present embodiment is the further preferred embodiment of the inventive method, and the interval increasing spraying time also decreases the number of times of dispenser simultaneously, reduce further dispenser cost, but its control efficiency is still remarkable.
Embodiment 7:
1. land for growing field crops prepares
Choose suitable land for growing field crops, every mu is executed decomposed dung 1500kg, ammonium dihydrogen phosphate (ADP) 10kg makes base fertilizer, ploughs deeply 35-40cm, flattens, ditches, does furrow, the wide 1m of furrow.
2. kind of a root is chosen
Choose the work kind root of annual stalwartness, diameter 0.5-0.7cm red sage root many without damage by disease and insect, supporting root.
3. before transplanting, plant root process
The kind root chosen, to mid-March, soaks 8 minutes, transplants immediately after pulling out by late Febuary in the tiadinil solution of the 100 μ g/mL configured.
4. the prevention after kind of root transplanting
Plant the 60th day and the 120th day after root transplanting, with medicament carries out 2 root irrigations respectively to the red sage root.Institute's dispenser agent.Each formulation rate is tiadinil 300g/hm
2with allyl isothiazole 262g/hm
2, by tiadinil and the allyl isothiazole mixed solution made of 1:1 in molar ratio before root irrigation, the valid density of tiadinil and allyl isothiazole is 500 μ g/mL.
Remaining farming method and Pest management method adopt conventional red sage root implantation methods.Late October overground part start withered after, select fine day to excavate.Under the same terms, the dan-shen root rot incidence of disease of conventional method plantation is 21.1%, present embodiment is adopted to carry out the red sage root of root rot prevention, its root rot incidence of disease is only 3.5%, the incidence of disease reduces by 17.6%, greatly improve the output of the red sage root, the mixing of tiadinil and allyl isothiazole significantly enhances the effect of preventing and treating root rot.
Embodiment 8:
1. land for growing field crops prepares
Choose suitable land for growing field crops, every mu is executed decomposed dung 1500kg, ammonium dihydrogen phosphate (ADP) 10kg makes base fertilizer, ploughs deeply 35-40cm, flattens, ditches, does furrow, the wide 1m of furrow.
2. kind of a root is chosen
Choose the work kind root of annual stalwartness, diameter 0.5-0.7cm red sage root many without damage by disease and insect, supporting root.
3. before transplanting, plant root process
The kind root chosen, to mid-March, soaks 8 minutes, transplants immediately after pulling out by late Febuary in the tiadinil solution of the 100 μ g/mL configured.
4. the prevention after kind of root transplanting
Plant the 60th day and the 120th day after root transplanting, with medicament carries out 2 root irrigations respectively to the red sage root.Each formulation rate is tiadinil 300g/hm
2with allyl isothiazole 131g/hm
2.By tiadinil and the allyl isothiazole mixed solution made of 2:1 in molar ratio before root irrigation, the valid density of tiadinil is 500 μ g/mL, and the valid density of allyl isothiazole is 250 μ g/mL.
Remaining farming method and Pest management method adopt conventional red sage root implantation methods.Late October overground part start withered after, select fine day to excavate.Under the same terms, the dan-shen root rot incidence of disease of conventional method plantation is 21.1%, and adopt present embodiment to carry out the red sage root of root rot prevention, its root rot incidence of disease is only 4.1%, and the incidence of disease reduces by 17.0%, greatly improves the output of the red sage root.The mixing of tiadinil and allyl isothiazole significantly enhances the effect of preventing and treating root rot.
Claims (8)
1. a dan-shen root rot prevention method, comprises land for growing field crops and prepares, plants before root is chosen and transplanted and plant root treatment step, it is characterized in that:
Planting root treatment step before described transplanting is: the kind root chosen is soaked 5-10 minute in the tiadinil solution of the 90-110 μ g/mL configured, transplants immediately after pulling out;
Also comprise the precautionary step after kind of root transplanting: in whole planting process, with medicament carries out 2-3 root irrigation to the red sage root, and the interval time of adjacent twice root irrigation is 45-60 days, and the time of root irrigation is the 45-60 days after kind of root is transplanted for the first time; It is 200-300g/hm that the medicament of described root irrigation comprises formulation rate
2tiadinil, is mixed with the solution that valid density is 480-520 μ g/mL before root irrigation by tiadinil.
2. dan-shen root rot prevention method according to claim 1, is characterized in that: planting root treatment step before described transplanting is: soaked 8 minutes in the tiadinil solution of the 100 μ g/mL configured by the kind root chosen, transplant immediately after pulling out.
3. dan-shen root rot prevention method according to claim 1 and 2, it is characterized in that: the precautionary step after described kind of root transplanting is: in whole planting process, with medicament carries out 3 root irrigations to the red sage root, the interval time of adjacent twice root irrigation is 45 days, and first time root irrigation time be after kind of root is transplanted the 45th day; It is 300g/hm that the medicament of described root irrigation comprises formulation rate
2tiadinil, is mixed with the solution that valid density is 500 μ g/mL before root irrigation by tiadinil.
4. dan-shen root rot prevention method according to claim 1, it is characterized in that: the precautionary step after described kind of root transplanting is: in whole planting process, with medicament carries out 2 root irrigations to the red sage root, the interval time of adjacent twice root irrigation is 60 days, and first time root irrigation time be after kind of root is transplanted the 60th day; It is 300g/hm that the medicament of described root irrigation comprises formulation rate
2tiadinil, is mixed with the solution that valid density is 500 μ g/mL before root irrigation by tiadinil.
5. dan-shen root rot prevention method according to claim 1, is characterized in that: the tiadinil formulation rate of a rear root irrigation is all less than a front root irrigation.
6. dan-shen root rot prevention method according to claim 5, it is characterized in that: in whole planting process, with medicament carries out 2 root irrigations to the red sage root, and the interval time of adjacent twice root irrigation is 60 days, and first time root irrigation time be after kind of root is transplanted the 60th day; The formulation rate of twice tiadinil root irrigation is for being followed successively by 300g/hm
2and 200g/hm
2, tiadinil is mixed with the solution that valid density is 500 μ g/mL before root irrigation.
7. dan-shen root rot prevention method according to claim 1, is characterized in that: the medicament of described root irrigation is tiadinil and the allyl isothiazole mixed solution made of 1:1-2:1 in molar ratio.
8. dan-shen root rot prevention method according to claim 7, is characterized in that: the formulation rate of described tiadinil is 300g/hm
2, the valid density in mixed solution is 500 μ g/mL.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106068983A (en) * | 2016-06-07 | 2016-11-09 | 张晓莉 | A kind of Radix Salviae Miltiorrhizae is cultivated and method for transplanting |
| CN112640749A (en) * | 2020-12-18 | 2021-04-13 | 临沂市农业科学院 | Green prevention and control method for root rot of salvia miltiorrhiza |
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| CN103703965A (en) * | 2013-12-09 | 2014-04-09 | 贵州信邦制药股份有限公司 | Pest and disease damage control method for red-rooted salvia planting |
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