CN104663403B - A kind of float seedling method of preventing and treating crop in cruciferae clubroot - Google Patents
A kind of float seedling method of preventing and treating crop in cruciferae clubroot Download PDFInfo
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- CN104663403B CN104663403B CN201510099232.1A CN201510099232A CN104663403B CN 104663403 B CN104663403 B CN 104663403B CN 201510099232 A CN201510099232 A CN 201510099232A CN 104663403 B CN104663403 B CN 104663403B
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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
- A01G31/00—Soilless cultivation, e.g. hydroponics
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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
- A01G24/00—Growth substrates; Culture media; Apparatus or methods therefor
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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
- C05G5/00—Fertilisers characterised by their form
- C05G5/20—Liquid fertilisers
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- Life Sciences & Earth Sciences (AREA)
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- Pest Control & Pesticides (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention provides a kind of float seedling method of preventing and treating crop in cruciferae clubroot, the method includes：5 days after crop in cruciferae seed is seeded in seedling medium, carries out first time medicament to seedling water and spray, described medicament includes：Good fortune is handsome to obtain 50,000 70000 times, 20 30ml/m3Seedling water；Good 40,000 50000 times of section, 20 30ml/m3Seedling water；Calcium salt 10 20g/m3Seedling water；Magnesium salt 5 10g/m3Seedling water.Add ammonium molybdate 0.1 0.2mg/m on this basis again3Seedling water；Manganese sulfate 0.5 1.0mg/m3Seedling water；Potassium dihydrogen phosphate 80 100mg/m3Seedling water, can obtain more preferable prevention effect and can promote the growth of crop.When carrying out floating seedlings to crop in cruciferae, the present invention can effectively block crop in cruciferae seed and be infected by pathogen plasmodiophora during nursery, the generation of effective control clubroot and harm, and the dosage of medicament used is few, environmental friendliness；The growth of crop in cruciferae root system can also be effectively facilitated while preventing and treating clubroot, strengthen the resistances against diseases of crop seedling plant.
Description
Technical field
The invention belongs to floating seedlings field is and in particular to a kind of floating seedlings side of preventing and treating crop in cruciferae clubroot
Method.
Technical background
Floating seedlings are one and can go out stalwartness, the neat, industrial breeding technique of no disease and pests harm by quickly breeding.Floating seedlings
Technology is to rise in states such as the U.S., Brazil at the end of the eighties in last century, and the nineties, middle and late stage introduced China, has obtained wide at present
General application.
Crop in cruciferae is easily infected by plasmodiophora brassica bacteria in Seedling Stage and clubroot is occurred, and has had a strong impact on this
The cultivation and production of class crop.Floating seedlings reduce in soil plasmodiophora brassica bacteria to crop by avoiding seed directly contact soil
Infection so that floating seedlings can avoid the generation of clubroot to a certain extent.However, in actual seedling raising process, little portion
Point plasmodiophora brassica bacteria can be carried disease germs by seed-borne fungi, seedling water, seedlings nursing plate carries disease germs, substrate is carried disease germs, around seedling raising environment
The various ways such as the dust that carries disease germs enter in floating seedlings environment, once plasmodiophora brassica bacteria enters nursery pond and is bred,
To propagate rapidly by seedling water, and make the clubroot infringement that the raised an infant Seedling of floating seedlings is suffered from more tighter than soil nursery
Weight.And the mode of plasmodiophora brassica bacteria entrance floating seedlings environment is numerous, the entering cost of manual control plasmodiophora brassica bacteria is very high
High.
Due to the particularity of floating seedlings, use in a large number the chemical agents such as antibacterial not only can polluted-water, a large amount of discharge
The destruction of environment also can be caused, serious, or even the ecological balance that crop growth environment can be affected.
Therefore, during floating seedlings, how effectively to stop plasmodiophora brassica bacteria from directly infecting plant shoots and avoid occurring
Serious clubroot, avoids the impact to environment simultaneously, becomes technical barrier urgently to be resolved hurrily.
Content of the invention：
The present invention is directed to prior art shortcoming, provides a kind of float seedling method of preventing and treating crop in cruciferae clubroot,
The method includes：Sow after organoclay sand table in crop in cruciferae seed, carry out first time medicament spray to seedling water
Apply, described medicament includes：
Good fortune is handsome to obtain 50000-70000 times of 20-30ml/m3Seedling water
The good 40000-50000 times of 20-30ml/m of section3Seedling water
Calcium salt 10-20g/m3Seedling water
Magnesium salt 5-10g/m3Seedling water.
In the prior art, good fortune is handsome good with section must carry out soil spraying treatment or pouring root frequently as soil fungicides, to prevent
Control the generation of clubroot.However, in float seedling method, routinely dosage directly add good fortune handsome or section good, can cause relatively
For serious water pollution, such as reduce dosage and cannot play the effect preventing and treating clubroot again.Present invention applicant is through long-time
Grope, find after handsome to calcium salt, magnesium salt, good fortune and the good mixing of section with certain proportion, good clubroot prevention effect can be played.
The realization mechanism of this effect is not yet fully apparent from, and possible explanation is in water body environment, and calcium and magnesium enhance plasmodiophora brassica bacteria
The good sensitivity of handsome to good fortune and section.It is worth pointing out that as embodiments of the invention show, the addition of calcium salt or magnesium salt
Not be the bigger the better, need set by the present invention interval could be handsome with good fortune or the good common performance of section prevent and treat the effect of clubroot；
In addition, calcium salt need to be added with magnesium salt simultaneously.
Further, it is necessary to it is noted that Cruciferae clubroot be prevented and treated according to the art with the general knowledge of aspect, the present invention
Method is applied to most crop in cruciferae, and limited kind of Cruciferae being not limited to be lifted in the embodiment of the present invention is made
Thing.It is used for the floating seedlings of certain or multiple Cruciferae using the inventive method, belong to the scope of protection of the invention.
Preferably, described medicament also includes：Ammonium molybdate 0.1-0.2mg/m3Seedling water.
Preferably, described medicament also includes：Manganese sulfate 0.5-1.0mg/m3Seedling water.
Preferably, described medicament also includes：Potassium dihydrogen phosphate 80-100mg/m3Seedling water.
The addition of ammonium molybdate, manganese sulfate and potassium dihydrogen phosphate, can provide necessary nutrient for crop, promote crop to obtain
Good growing way, improve disease resistance it is even more important that above-mentioned substance add that not reduce plasmodiophora brassica bacteria handsome to good fortune
The sensitivity good with section, and the growth of crop can be promoted.
Preferably, described good fortune handsome consumption be：Good fortune is handsome to obtain 60000 times, 25ml/m3Seedling water；The good use of described section
Measure and be：Good 48000 times of section, 25ml/m3Seedling water；The consumption of described calcium salt is 18g/m3Seedling water；The use of described magnesium salt
Measure as 8g/m3Seedling water.As shown in one embodiment of the present of invention, above-mentioned dosage is adopted to each material, can obtain best
Prevent and treat the effect of clubroot.
Preferably, the consumption of described ammonium molybdate is 0.15mg/m3Seedling water；The consumption of described manganese sulfate is 0.8mg/
m3Seedling water；The consumption of described potassium dihydrogen phosphate is 85mg/m3Seedling water.
Preferably, described calcium salt is calcium chloride or Calcium Carbonate, and described magnesium salt is magnesium chloride or magnesium sulfate.
Methods described also includes：After first time medicament sprays and finishes, then spray medicament for the first time to seedling water, enter
The follow-up medicament of row sprays, and described follow-up medicament sprays and sprays interval time for 10-15 with previous medicament, is subsequently sprayed 1- altogether
2 times.
When carrying out medicament and spraying, but on the premise of ensureing clubroot prevention effect, carried out to spray number of times more few better,
Present invention applicant gropes through for a long time, find medicament spray number of times be 2 times, spray interval time be 15 days when, can obtain
Clubroot prevention effect well.However, it may be necessary to it is noted that the present invention multiple medicament of non-required sprays and just enables root
The preventing and treating of swollen disease, but the effect repeatedly spraying than single sprays is better.
Beneficial effects of the present invention：
1st, when floating seedlings are carried out to crop in cruciferae, the generation of energy effectively preventing clubroot of the present invention；
2nd, the dosage of medicament used by the inventive method is few, environmental friendliness；
3rd, the present invention can also effectively facilitate the growth of crop in cruciferae while preventing and treating clubroot, improves the anti-of plant
Condition of disease power.
Specific embodiment
Embodiment 1
Build Flotage seedling raising pool using conventional method, seedling medium is turf：Vermiculitum：Fine perlite 60:20:20、(V/
V,%）, using polystyrene foam plastics seedlings nursing plate (68x34x6 cm）, crop is Plantula Brassicae chinensis.After planting 5 days, to seedling water
Carry out agent to spray, described medicament is：
Good fortune is handsome to obtain 50000 times of 20ml/m3Seedling water
The good 40000 times of 20ml/m of section3Seedling water
Calcium chloride 10g/m3Seedling water
Magnesium chloride 5g/m3Seedling water.
Embodiment 2
Build Flotage seedling raising pool using conventional method, seedling medium is turf：Vermiculitum：Fine perlite 60:20:20、（V/
V,%）, using polystyrene foam plastics seedlings nursing plate（68x34x6 cm）Crop is broccoli.After planting 5 days, to seedling water
Carry out agent to spray, described medicament is：
Good fortune is handsome to obtain 70000 times of 30ml/m3Seedling water
The good 50000 times of 30ml/m of section3Seedling water
Calcium Carbonate 20g/m3Seedling water
Magnesium sulfate 10g/m3Seedling water.
Embodiment 3
Build Flotage seedling raising pool using conventional method, seedling medium is turf：Vermiculitum：Fine perlite 60:20:20、（V/
V,%）, using polystyrene foam plastics seedlings nursing plate（68x34x6 cm）, crop is Brassica campestris L.After planting 5 days, enter to seedling water
Row agent sprays, and described medicament is：
Good fortune is handsome to obtain 60000 times of 25/m3Seedling water
The good 45000 times of 25/m of section3Seedling water
Calcium chloride 15g/m3Seedling water
Magnesium sulfate 8g/m3Seedling water.
Embodiment 4
Remove and be also added with ammonium molybdate 0.1mg/m3Outside seedling water, consistent with embodiment 1.
Embodiment 5
Remove and be also added with ammonium molybdate 0.2mg/m3Outside seedling water, consistent with embodiment 1.
Embodiment 6
Remove and be also added with ammonium molybdate 0.15mg/m3Outside seedling water, consistent with embodiment 1.
Embodiment 7
Remove and be also added with manganese sulfate 0.5mg/m3Outside seedling water, consistent with embodiment 1.
Embodiment 8
Remove and be also added with manganese sulfate 1.0mg/m3Outside seedling water, consistent with embodiment 2.
Embodiment 9
Remove and be also added with manganese sulfate 0.8mg/m3Outside seedling water, consistent with embodiment 3.
Embodiment 10
Remove and be also added with potassium dihydrogen phosphate 80mg/m3Outside seedling water, consistent with embodiment 1.
Embodiment 11
Remove and be also added with potassium dihydrogen phosphate 100mg/m3Outside seedling water, consistent with embodiment 1.
Embodiment 12
Remove and be also added with potassium dihydrogen phosphate 90mg/m3Outside seedling water, consistent with embodiment 2.
Embodiment 13
Remove and be also added with potassium dihydrogen phosphate 90mg/m3Seedling water, except being also added with manganese sulfate 0.8mg/m3Seedling water and
Ammonium molybdate 0.15mg/m3Outside seedling water, consistent with embodiment 1.
Embodiment 14
After the operation completing embodiment 1, it is spaced 15 days, with the medicament of embodiment 1, second medicine is carried out to seedling water
Agent sprays.
Embodiment 15
After the operation completing embodiment 1, every minor tick 10 days, with the medicament of embodiment 1, seedling water is carried out with 2 medicines
Agent sprays.
Comparative example 1
Except the calcium chloride adding is 30g/m3Outside seedling water, consistent with embodiment 1.
Comparative example 2
Except the magnesium sulfate adding is 15g/m3Outside seedling water, consistent with embodiment 2.
Comparative example 3
In addition to without magnesium chloride, consistent with embodiment 1.
Experimental example
Do not process floating seedlings to embodiment 1-15 and（CK）Carry out clubroot sickness rate and 20 plants of seedling weights are compared
Relatively, with 20 plants of seedling weights of embodiment 1 for 100%, evaluate the seedling weight of remaining embodiment and CK.Experimental result is shown in Table 1.
Claims (11)
1. a kind of float seedling method of preventing and treating crop in cruciferae clubroot is it is characterised in that methods described includes：In cross
When flower section crop seed is seeded in seedling medium 5 days afterwards, carries out first time medicament to seedling water and spray, described medicament bag
Include：
2. method according to claim 1 is it is characterised in that described medicament also includes：
Ammonium molybdate 0.1-0.2mg/m3Seedling water.
3. method according to claim 1 is it is characterised in that described medicament also includes：
Manganese sulfate 0.5-1.0mg/m3Seedling water.
4. method according to claim 1 is it is characterised in that described medicament also includes：
Potassium dihydrogen phosphate 80-100mg/m3Seedling water.
5. method according to claim 1 it is characterised in that described good fortune handsome consumption be：Good fortune is handsome to obtain 60000 times,
25ml/m3Seedling water；The good consumption of described section is：Good 48000 times of section, 25ml/m3Seedling water；The use of described calcium salt
Measure as 18g/m3Seedling water；The consumption of described magnesium salt is 8g/m3Seedling water.
6. method according to claim 2 is it is characterised in that the consumption of described ammonium molybdate is 0.15mg/m3Nursery water
Body.
7. method according to claim 3 is it is characterised in that the consumption of described manganese sulfate is 0.8mg/m3Seedling water.
8. method according to claim 4 is it is characterised in that the consumption of described potassium dihydrogen phosphate is 85mg/m3Nursery water
Body.
9. according to claim 1 or 5 method it is characterised in that described calcium salt be calcium chloride or Calcium Carbonate, described magnesium salt
For magnesium chloride or magnesium sulfate.
10. method according to claim 1 is it is characterised in that methods described also includes：Spray in first time medicament and finish
Afterwards, then to seedling water spray medicament for the first time, carry out follow-up medicament and spray, described follow-up medicament sprays and the spray of previous medicament
Apply interval time for 10-15 days, subsequently sprayed 1-2 time altogether.
11. methods according to claim 10 are it is characterised in that described follow-up medicament sprays and sprays interval with previous medicament
Time is 15 days, is subsequently sprayed altogether 1 time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510099232.1A CN104663403B (en) | 2015-03-06 | 2015-03-06 | A kind of float seedling method of preventing and treating crop in cruciferae clubroot |
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| CN201510099232.1A CN104663403B (en) | 2015-03-06 | 2015-03-06 | A kind of float seedling method of preventing and treating crop in cruciferae clubroot |
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| CN104663403A CN104663403A (en) | 2015-06-03 |
| CN104663403B true CN104663403B (en) | 2017-03-01 |
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| CN106588508B (en) * | 2016-12-29 | 2019-12-27 | 四川省农业科学院植物保护研究所 | Special fertilizer for preventing and treating clubroot of cruciferous crops as well as preparation method and application thereof |
| CN109673343A (en) * | 2019-03-07 | 2019-04-26 | 贵州省植物保护研究所 | A kind of integrated approach of prevention and control Cruciferae clubroot |
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| JP2009120577A (en) * | 2007-11-19 | 2009-06-04 | Nissan Chem Ind Ltd | Application method of agrochemical |
| CN103173385B (en) * | 2013-02-07 | 2014-11-05 | 湖北省生物农药工程研究中心 | Streptomyces and applications thereof to prevention and control of clubroots of crucifers |
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