CN105475051A - Method for preventing radix psammosilenes root rot disease - Google Patents
Method for preventing radix psammosilenes root rot disease Download PDFInfo
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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
- A01C1/06—Coating or dressing seed
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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
- A01G11/00—Sterilising soil by steam
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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
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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
- A01N43/02—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms
- A01N43/04—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom
- A01N43/06—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom five-membered rings
- A01N43/12—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one or more oxygen or sulfur atoms as the only ring hetero atoms with one hetero atom five-membered rings condensed with a carbocyclic ring
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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
-
- 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
- A01N43/88—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 six-membered rings with three ring hetero atoms
-
- 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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/12—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof containing a —O—CO—N< group, or a thio analogue thereof, neither directly attached to a ring nor the nitrogen atom being a member of a heterocyclic ring
- A01N47/14—Di-thio analogues thereof
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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
- A01N47/00—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid
- A01N47/08—Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom not being member of a ring and having no bond to a carbon or hydrogen atom, e.g. derivatives of carbonic acid the carbon atom having one or more single bonds to nitrogen atoms
- A01N47/10—Carbamic acid derivatives, i.e. containing the group —O—CO—N<; Thio analogues thereof
- A01N47/26—Oxidation products of dithiocarbamic acid derivatives, e.g. thiuram sulfides
Abstract
The invention discloses a method for preventing the radix psammosilenes root rot disease. Seed dressing or seedling dressing is carried out on seeds or seedlings through a seed dressing agent, and then planting is carried out through a soil fumigation method. The seed dressing agent is prepared from gibberellin, thiram, bismerthiazol and a sterilizing agent. The sterilizing agent is any one of carbendazim and Lvheng No.1. The proportion of substances of gibberellin, thiram, bismerthiazol and the sterilizing agent in the seed dressing agent is (1-3):(1-2):(2-4):(1-3). The seed dressing agent is adopted for seed dressing or seedling dressing of the seeds or the seedlings, and then planting is carried out through the soil fumigation method so that germs and weed in soil can be thoroughly killed, soil activity is stimulated, besides, the application amount of fertilizer and pesticide is reduced, prevention of the radix psammosilenes root rot disease is more scientific and efficient, occurrence and spread of the radix psammosilenes root rot disease can be controlled, cost is reduced, the prevention effect is improved, the quality of radix psammosilenes is improved, the yield of radix psammosilenes is increased, and the aim of increasing income of farmer households is achieved.
Description
Technical field
The present invention relates to Chinese herbal medicine field of planting, be specifically related to a kind of prevention and controls of tuniclike psammosilene root root rot.
Background technology
Tuniclike psammosilene root is the distinctive autogenus rare or endangered species in southwest, and Lijing is its original producton location.Tuniclike psammosilene root is the primary raw material medicine of the state guarantee such as Yunnan Baiyao, Bitongning recipe, and modern pharmacological research proves that tuniclike psammosilene root is quit drug abuse curative effect in addition, is the reinforcing agent of various vaccine.But tuniclike psammosilene root disease and crop smothering annoying the large-scale planting of tuniclike psammosilene root always, cannot solve the difficult problem that commercial sources medicine is increasingly short, wherein root rot is the key factor affecting tuniclike psammosilene root output.
For generation and the control of tuniclike psammosilene root root rot, also excessive quantifier elimination is done at present, but a difficult problem for the still large area outburst of uncontrollable tuniclike psammosilene root root rot, in plantation, great majority plantation family starts after the 2nd year to occur that tuniclike psammosilene root large area is withered the phenomenon of dead seedling, give the plantation huge economic loss that peasant household causes.Agrotechnical control and pesticide control two kinds of methods are taked in the control of root rot traditionally, but the control that the medicinal characteristic of tuniclike psammosilene root determines its root rot is depended merely on agrotechnical control and is difficult to solve the morbidity of tuniclike psammosilene root large area and causes harmful problem.Existing invalid to tuniclike psammosilene root root rot to the Prevention Technique after the morbidity of radicant root rot, also there is no the effective technology about the control of tuniclike psammosilene root root rot both at home and abroad up till now, so need to study a set of prevention and controls to tuniclike psammosilene root root rot.
Summary of the invention
In order to solve deficiency described above and defect, the present invention proposes a kind of prevention and controls that can solve tuniclike psammosilene root root rot rapid onset, tuniclike psammosilene root root rot that morbidity scope is wide.
To achieve these goals, the present invention is achieved through the following technical solutions:
A prevention and controls for tuniclike psammosilene root root rot, adopts seed dressing dress seed to seed or seedling or mix seedling, then plants in conjunction with soil-fumigating method; Described seed dressing is the composition of following material: gibberellin, tmtd, YE KU NING and disinfectant; Described disinfectant is any one in carbendazim and hymexazol; In described seed dressing, the ratio of each material is: gibberellin, tmtd, YE KU NING and disinfectant=1-3:1-2:2-4:1-3.
Further, described seed dressing is the composition of following material: gibberellin, tmtd, YE KU NING, disinfectant, and described disinfectant is carbendazim; In described seed dressing, the ratio of each material is: gibberellin, tmtd, YE KU NING and carbendazim=1:2:4:3.
Further, described seed dressing is the composition of following material: gibberellin, tmtd, YE KU NING, disinfectant, and described disinfectant is hymexazol; In described seed dressing, the ratio of each material is gibberellin, tmtd, YE KU NING and hymexazol=3:1:2:1.
Further, soil fumigant is utilized to spray soil in described soil-fumigating; Described soil fumigant is 98% mop up wetting powder greatly.
Further, the consumption of described soil fumigant is 20g/ rice
2.
Further, utilize soil fumigant to carry out mulch film on sprinkling bonnet to soil in described soil-fumigating and carry out fumigation, sterilization duration is 7-10 days, takes off film and fall apart malicious 20-25 days after having sterilized.
Further, the consumption of described seed dressing is 0.5% of seed quality or 0.3% of seedling quality.
The prevention and controls of tuniclike psammosilene root root rot of the present invention, adopts seed dressing dress seed to seed or seedling or mix seedling, then plants in conjunction with soil-fumigating method.The prevention and controls of traditional Crop Root maize ear rot or relatively agrotechnical control, or bias toward pesticide control, cause drug injury problem occurs.Due to factors such as the continuous cropping of crops continuous cropping, improper fertilization, soil nematodes infringements, the microorganism in soil has assembled many noxious bacterias and fungi, by this vection of soil to crop.The present invention adopts 98% to mop up greatly wetting powder to carry out soil-fumigating to soil, makes its escaping gas thoroughly kill germ in soil and weeds.Soil-fumigating can also excite soil vitality, and reduces the amount of application of chemical fertilizer, agricultural chemicals, and the metabolite after using also is broken down into small-molecule substance utilization absorbed by crops, can not cause residual.Soil after simultaneously fumigating is applicable to the growth of mycorhiza more, improves beneficial microbe and soil activation in soil, promotes that tuniclike psammosilene root is to the absorption of soil Middle nutrition material, improves output.Tuniclike psammosilene root belongs to medicinal plant, to the control of its root rot, there is particularity, medicine is dressed seed or is mixed in seedling, different bactericide is adopted to carry out specific proportions, effectively can prevent and treat the harm of tuniclike psammosilene root soil insect whole breeding time, have and improve tuniclike psammosilene root germination rate, short root strong sprout, the pest-resistant stubble of insect protected diseases prevention.
The prevention and controls of tuniclike psammosilene root root rot of the present invention, its beneficial effect is:
1, seed dressing is adopted to dress seed to seed or seedling or mix seedling, plant in conjunction with soil-fumigating method again, thoroughly can kill the germ in soil and weeds, excite soil vitality, and reduce the amount of application of chemical fertilizer, agricultural chemicals, make the control of tuniclike psammosilene root root rot more scientific and efficient, generation and the diffusion of the root rot of tuniclike psammosilene root can be controlled, thus realize reducing cost, improve control efficiency, improve the quality and yield of tuniclike psammosilene root, increase the object of plantation family income.
2, the present invention utilizes different bactericide to carry out specific proportions, effectively can prevent and treat the harm of tuniclike psammosilene root soil insect whole breeding time, has and improves tuniclike psammosilene root germination rate, short root strong sprout, the pest-resistant stubble of insect protected diseases prevention.
Metabolite after 3 seed dressings use resolves into small-molecule substance utilization absorbed by crops, can not cause residual, protect soil environment; Soil after simultaneously fumigating is applicable to the growth of mycorhiza more, improves beneficial microbe and soil activation in soil, promotes that tuniclike psammosilene root is to the absorption of soil Middle nutrition material, improves output.
Embodiment
The present invention is further described below in conjunction with specific embodiment.
Embodiment 1
A prevention and controls for tuniclike psammosilene root root rot, its method comprises the following steps:
(1) wholely, before seed treatment, carrying out on the basis that moisture in the soil face is smooth, soil is in small, broken bits, first with the amount of application of mopping up greatly wetting powder 20g/ ㎡ of 98%, soil is being sprayed, spray mulch film on bonnet and carry out soil-fumigating sterilization 7-10 week, take off film after sterilization and to fall apart malicious 20-25 days;
(2) dress seed, choose full, anosis seed or robust growth, anosis annual tuniclike psammosilene root seedling that 3 years raw tuniclike psammosilene roots tie, tuniclike psammosilene root seed carry out in normal-temperature water soak after, pull floating immature seed and impurity out, full seed after purifying utilizes seed dressing to dress seed, and seed dressing consumption is 0.5% of seed quality, 0.3% of seedling quality is dressed seed respectively, mix seedling process; The component of seed dressing and proportioning are: gibberellin: tmtd: YE KU NING: carbendazim=1:2:4:3;
(3) planting, watering on permeable nursery frame or furrow face, with bunch planting requirement, the seed after seed dressing being sowed uniformly at soil surface by broadcasting sowing; Maybe the seedling after seed dressing is directly planted in cave, one deck pine tag can be covered after plantation or do not cover;
(4) emergence rate investigation, annual tuniclike psammosilene root, biennial tuniclike psammosilene root vegetative period is entered immediately respectively after seed, seedling emergence, within 1 year, 2 years, tuniclike psammosilene root is investigated neat seedling stage (mid-May), add up number of emerging, calculate emergence rate, emergence rate (%)=number of emerging/sowing (transplanting) number × 100%;
(5) morbidity survey, mid-June, within tuniclike psammosilene root vegetative period, every investigation in a 10 days tuniclike psammosilene root root rot incidence; During investigation, observation place upper part is with or without yellow leaf and plant Wei Misuzu phenomenon, if any being root rot plant, extracts after counting thereupon; The incidence of disease is calculated by after the cumulative statistics of each disease plant in period; The incidence of disease (%)=morbidity strain number/strain number x100% of emerging.
Embodiment 2
A prevention and controls for tuniclike psammosilene root root rot, its method comprises the following steps:
(1) wholely, before seed treatment, carrying out on the basis that moisture in the soil face is smooth, soil is in small, broken bits, first with the amount of application of mopping up greatly wetting powder 20g/ ㎡ of 98%, soil is being sprayed, spray mulch film on bonnet and carry out soil-fumigating sterilization 7-10 week, take off film after sterilization and to fall apart malicious 20-25 days;
(2) dress seed, choose full, anosis seed or robust growth, anosis annual tuniclike psammosilene root seedling that 3 years raw tuniclike psammosilene roots tie, tuniclike psammosilene root seed carry out in normal-temperature water soak after, pull floating immature seed and impurity out, full seed after purifying utilizes seed dressing to dress seed, and seed dressing consumption is 0.5% of seed quality, 0.3% of seedling quality is dressed seed respectively, mix seedling process; The component of seed dressing and proportioning are: gibberellin: tmtd: YE KU NING: hymexazol=3:1:2:1;
(3) planting, watering on permeable nursery frame or furrow face, with bunch planting requirement, the seed after seed dressing being sowed uniformly at soil surface by broadcasting sowing; Maybe the seedling after seed dressing is directly planted in cave, one deck pine tag can be covered after plantation or do not cover;
(4) emergence rate investigation, annual tuniclike psammosilene root, biennial tuniclike psammosilene root vegetative period is entered immediately respectively after seed, seedling emergence, within 1 year, 2 years, tuniclike psammosilene root is investigated neat seedling stage (mid-May), add up number of emerging, calculate emergence rate, emergence rate (%)=number of emerging/sowing (transplanting) number × 100%;
(5) morbidity survey, mid-June, within tuniclike psammosilene root vegetative period, every investigation in a 10 days tuniclike psammosilene root root rot incidence; During investigation, observation place upper part is with or without yellow leaf and plant Wei Misuzu phenomenon, if any being root rot plant, extracts after counting thereupon; The incidence of disease is calculated by after the cumulative statistics of each disease plant in period; The incidence of disease (%)=morbidity strain number/strain number x100% of emerging.
Embodiment 3
For check experiment one:
A prevention and controls for tuniclike psammosilene root root rot, its method comprises the following steps:
(1) wholely, before seed treatment, carrying out on the basis that moisture in the soil face is smooth, soil is in small, broken bits, first with the amount of application of mopping up greatly wetting powder 20g/ ㎡ of 98%, soil is being sprayed, spray mulch film on bonnet and carry out soil-fumigating sterilization 7-10 week, take off film after sterilization and to fall apart malicious 20-25 days;
(2) dress seed, choose full, anosis seed or robust growth, anosis annual tuniclike psammosilene root seedling that 3 years raw tuniclike psammosilene roots tie, tuniclike psammosilene root seed carry out in normal-temperature water soak after, pull floating immature seed and impurity out, full seed after purifying utilizes seed dressing to dress seed, and seed dressing consumption is 0.5% of seed quality, 0.3% of seedling quality is dressed seed respectively, mix seedling process; Seed dressing is for defending good fortune suspension seed-coating agent (in Compton, Co., Ltd produces);
(3) planting, watering on permeable nursery frame or furrow face, with bunch planting requirement, the seed after seed dressing being sowed uniformly at soil surface by broadcasting sowing; Maybe the seedling after seed dressing is directly planted in cave, one deck pine tag can be covered after plantation or do not cover;
(4) emergence rate investigation, annual tuniclike psammosilene root, biennial tuniclike psammosilene root vegetative period is entered immediately respectively after seed, seedling emergence, within 1 year, 2 years, tuniclike psammosilene root is investigated neat seedling stage (mid-May), add up number of emerging, calculate emergence rate, emergence rate (%)=number of emerging/sowing (transplanting) number × 100%;
(5) morbidity survey, mid-June, within tuniclike psammosilene root vegetative period, every investigation in a 10 days tuniclike psammosilene root root rot incidence; During investigation, observation place upper part is with or without yellow leaf and plant Wei Misuzu phenomenon, if any being root rot plant, extracts after counting thereupon; The incidence of disease is calculated by after the cumulative statistics of each disease plant in period; The incidence of disease (%)=morbidity strain number/strain number x100% of emerging.
Embodiment 4
For check experiment two: (do not dress seed, only carry out soil-fumigating)
A prevention and controls for tuniclike psammosilene root root rot, its method comprises the following steps:
(1) wholely, before seed treatment, carrying out on the basis that moisture in the soil face is smooth, soil is in small, broken bits, first with the amount of application of mopping up greatly wetting powder 20g/ ㎡ of 98%, soil is being sprayed, spray mulch film on bonnet and carry out soil-fumigating sterilization 7-10 week, take off film after sterilization and to fall apart malicious 20-25 days;
(2) plant, choose full, anosis seed or robust growth, anosis annual tuniclike psammosilene root seedling that 3 years raw tuniclike psammosilene roots tie, tuniclike psammosilene root seed carry out in normal-temperature water soak after, pull floating immature seed and impurity out, full seed after purifying directly is planted in and has watered on permeable nursery frame or furrow face, sows seed at soil surface uniformly with bunch planting requirement by broadcasting sowing; Or seedling is directly planted in cave, one deck pine tag can be covered after plantation or do not cover;
(3) emergence rate investigation, annual tuniclike psammosilene root, biennial tuniclike psammosilene root vegetative period is entered immediately respectively after seed, seedling emergence, within 1 year, 2 years, tuniclike psammosilene root is investigated neat seedling stage (mid-May), add up number of emerging, calculate emergence rate, emergence rate (%)=number of emerging/sowing (transplanting) number × 100%;
(4) morbidity survey, mid-June, within tuniclike psammosilene root vegetative period, every investigation in a 10 days tuniclike psammosilene root root rot incidence; During investigation, observation place upper part is with or without yellow leaf and plant Wei Misuzu phenomenon, if any being root rot plant, extracts after counting thereupon; The incidence of disease is calculated by after the cumulative statistics of each disease plant in period; The incidence of disease (%)=morbidity strain number/strain number x100% of emerging.
Embodiment 5
For check experiment three: (blank)
A prevention and controls for tuniclike psammosilene root root rot, its method comprises the following steps:
(1) wholely, before seed treatment, moisture in the soil face is smooth, soil process in small, broken bits carrying out;
(2) plant, choose full, anosis seed or robust growth, anosis annual tuniclike psammosilene root seedling that 3 years raw tuniclike psammosilene roots tie, tuniclike psammosilene root seed carry out in normal-temperature water soak after, pull floating immature seed and impurity out, full seed after purifying directly is planted in and has watered on permeable nursery frame or furrow face, sows seed at soil surface uniformly with bunch planting requirement by broadcasting sowing; Or seedling is directly planted in cave, one deck pine tag can be covered after plantation or do not cover;
(3) emergence rate investigation, annual tuniclike psammosilene root, biennial tuniclike psammosilene root vegetative period is entered immediately respectively after seed, seedling emergence, within 1 year, 2 years, tuniclike psammosilene root is investigated neat seedling stage (mid-May), add up number of emerging, calculate emergence rate, emergence rate (%)=number of emerging/sowing (transplanting) number × 100%;
(4) morbidity survey, mid-June, within tuniclike psammosilene root vegetative period, every investigation in a 10 days tuniclike psammosilene root root rot incidence; During investigation, observation place upper part is with or without yellow leaf and plant Wei Misuzu phenomenon, if any being root rot plant, extracts after counting thereupon; The incidence of disease is calculated by after the cumulative statistics of each disease plant in period; The incidence of disease (%)=morbidity strain number/strain number x100% of emerging.
The emergence rate of tuniclike psammosilene root of following form for obtaining in each embodiment, root rot and shape contrast:
Table 1 different disposal is on the impact (%) of tuniclike psammosilene root emergence rate
As can be seen from Table 1, annual tuniclike psammosilene root leaf emergence is all higher than embodiment 5 blank, and wherein in embodiment 1, leaf emergence is the highest, is 90.8%, and all the other respectively process at 80%--85%.Embodiment 5 blank emergence rate is minimum, is less than 70%.Biennial tuniclike psammosilene root leaf emergence in embodiment 2 is the highest, is 86.94%, and the process of embodiment 3 centre halfback good fortune seed coat agent is minimum, is 56.94%, and all the other process are between 73-78%.Find out from table 1 result, except defending good fortune seed coat agent and having inhibitory action to seedling emergence, the emergence rate of all the other process to 1 year tuniclike psammosilene root, 2 years tuniclike psammosilene roots all has facilitation.
Table 2 different disposal is on the impact (%) of the tuniclike psammosilene root incidence of disease
As seen from Table 2, the tuniclike psammosilene root sowed then respectively processes the root rot incidence of disease and all controls below 10%.The seedling of transplanting then is except the soil-fumigating process incidence of disease reaches 32.39%, and all the other chemicals treatment incidences of disease all control below 15%, are starkly lower than control group.But when by 3 years, tuniclike psammosilene root was excavated, all participation test process incidences of disease are all more than 50%, and wherein soil-fumigating handling rate reaches 94.6%, close to 98.48% of embodiment 5 blank group.
Table 3 different disposal is to the field efficacy (%) of tuniclike psammosilene root root rot
Each participates in test process as can be seen from Table 3 has certain preventive effect to different larval instar root rot.With year life tuniclike psammosilene root except embodiment 2 preventive effect is lower slightly, all the other process are all at 59%--61%.Biennial tuniclike psammosilene root is except soil-fumigating preventive effect is only 33.20%, and all the other process all reach more than 70%, demonstrates dressing seed and mixes seedling and soil-fumigating supporting technology has good control efficiency to tuniclike psammosilene root root rot.The process of respectively participating in the experiment of 3 years raw tuniclike psammosilene roots all shows poor efficiency, and it is invalid that soil-fumigating process is close to, illustrating respectively participates in the experiment process effective ingredient major part be degraded, preventive effect reduces gradually.
Table 4 different disposal one annuity iron latches seedling quantity variance and compares (n=5)
Strain
Because within 1 year, also will continue to transplant plantation, uncomfortable total produces, therefore notebook data takes quantity statistics mode, in seed-test, best with embodiment 1 seedling protecting effect, compared with the control, reaches significance level (P<0.06).All the other process all show certain seedling protecting effect, but not remarkable.
Table 5 different disposal tuniclike psammosilene root volume variance compares (n=5) (kg)
As can be seen from Table 5, through 2 years grow in ground, the tuniclike psammosilene root of seedling test becomes triennial tuniclike psammosilene root, it is the highest that embodiment 1 processes community average yield, next is embodiment 2, embodiment 3 is defended good fortune seed coat agent output and is occupied the 3rd, and compared with control group, three all reaches extremely significance level (p<0.01); Independent soil-fumigating process output is a little more than control group, and difference is not remarkable.Result illustrates built agent, seed coat agent mixes seedling technology and soil-fumigating complete sets of Techniques uses, and effectively can control tuniclike psammosilene root root rot, reduces the loss of output.
Be described in detail the technical scheme that the embodiment of the present invention provides above, the explanation of above embodiment is only applicable to the principle helping to understand the embodiment of the present invention; Meanwhile, for one of ordinary skill in the art, according to the embodiment of the present invention, embodiment and range of application all will change, and in sum, this description should not be construed as limitation of the present invention.
Claims (7)
1. a prevention and controls for tuniclike psammosilene root root rot, is characterized in that: adopt seed dressing dress seed to seed or seedling or mix seedling, then plant in conjunction with soil-fumigating method; Described seed dressing is the composition of following material: gibberellin, tmtd, YE KU NING and disinfectant; Described disinfectant is any one in carbendazim and hymexazol; In described seed dressing, the ratio of each material is gibberellin: tmtd: YE KU NING: disinfectant=1-3:1-2:2-4:1-3.
2. the prevention and controls of tuniclike psammosilene root root rot according to claim 1, is characterized in that: described seed dressing is the composition of following material: gibberellin, tmtd, YE KU NING, disinfectant, and described disinfectant is carbendazim; In described seed dressing, the ratio of each material is gibberellin: tmtd: YE KU NING: carbendazim=1:2:4:3.
3. the prevention and controls of tuniclike psammosilene root root rot according to claim 2, is characterized in that: described seed dressing is the composition of following material: gibberellin, tmtd, YE KU NING, disinfectant, and described disinfectant is hymexazol; In described seed dressing, the ratio of each material is gibberellin: tmtd: YE KU NING: hymexazol=3:1:2:1.
4. the prevention and controls of tuniclike psammosilene root root rot according to claim 1, is characterized in that: utilize soil fumigant to spray soil in described soil-fumigating; Described soil fumigant is 98% mop up wetting powder greatly.
5. the prevention and controls of tuniclike psammosilene root root rot according to claim 4, is characterized in that: the consumption of described soil fumigant is 20g/ rice
2.
6. the prevention and controls of tuniclike psammosilene root root rot according to claim 4, it is characterized in that: utilize soil fumigant to carry out mulch film on sprinkling bonnet to soil in described soil-fumigating and carry out fumigation, sterilization duration is 7-10 days, takes off film and fall apart malicious 20-25 days after having sterilized.
7. the prevention and controls of tuniclike psammosilene root root rot according to claim 1, is characterized in that: the consumption of described seed dressing is 0.5% of seed quality or 0.3% of seedling quality.
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| CN107711370A (en) * | 2017-09-08 | 2018-02-23 | 怒江昂可达农林生物科技开发有限公司 | A kind of tuniclike psammosilene root original ecology cultivating technology |
| CN108522543A (en) * | 2018-06-07 | 2018-09-14 | 云南省农业科学院农业环境资源研究所 | A kind of tuniclike psammosilene root root rot biological control method |
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