CN105325224B - A kind of Integrated co ntrol method of regeneration rice field weeds - Google Patents
A kind of Integrated co ntrol method of regeneration rice field weeds Download PDFInfo
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Classifications
-
- 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
-
- 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
-
- 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
- A01N39/00—Biocides, pest repellants or attractants, or plant growth regulators containing aryloxy- or arylthio-aliphatic or cycloaliphatic compounds, containing the group or, e.g. phenoxyethylamine, phenylthio-acetonitrile, phenoxyacetone
- A01N39/02—Aryloxy-carboxylic acids; Derivatives thereof
- A01N39/04—Aryloxy-acetic acids; Derivatives thereof
-
- 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
- A01N43/34—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom
- A01N43/40—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings
- A01N43/42—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having rings with one nitrogen atom as the only ring hetero atom six-membered rings condensed with carbocyclic rings
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- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Agronomy & Crop Science (AREA)
- Pest Control & Pesticides (AREA)
- Plant Pathology (AREA)
- Engineering & Computer Science (AREA)
- Dentistry (AREA)
- Wood Science & Technology (AREA)
- Zoology (AREA)
- Toxicology (AREA)
- Botany (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Catching Or Destruction (AREA)
Abstract
The invention discloses a kind of Integrated co ntrol method of regeneration rice field weeds, belong to agriculture diseases, insect pests and weeds Prevention Technique field, it combines weeds Monitoring Data, the characteristics of occurring for first rice crop transplanting time and 4 tillering stage, ratooning rice germination period and boot stage growth phase weeds, construct the integrated treatment system of suitable each growth phase including monitoring, physics prevention and control, chemical prevention and control and ecological prevention and control.The present invention can effectively control the occurring and damage of ratooning rice weeds, significantly reduce the access times and usage amount of agricultural chemicals, and important meaning is respectively provided with to lifting rice yield, increase economic value and improvement planting environment.
Description
Technical field
The invention belongs to agriculture diseases, insect pests and weeds Prevention Technique field, and in particular to a kind of regeneration rice field weeds Integrated co ntrol side
Method.
Background technology
Ratooning rice refers to after head season rice harvesting using the Dormant Buds seedling on rice stub and eared a solid season
Short breeding time rice, short breeding time is one of its distinguishing feature, has province's kind, saving of labor, water saving, regulation labour, production cost low
And the advantages that high financial profit, turn into a kind of important cropping system of South Rice Region of China Rice Cropping.At present, existing more than 10 of the whole nation
Plantation ratooning rice is saved, there are 50,000,000 mu of paddy fields suitably to develop super ratooning rice, is opened if promoting, can produce more food 20,000,000,000 public affairs every year
Jin, to ensureing that China's grain security is significant.
Number of productive ear is the leading factor for evaluating To yield of ratooning crop, and the more of number of productive ear depend on ratooning rice axillary bud at least
The height of sprouting ability.Research shows that ratooning rice axillary bud is sprouted rate and reduced with the decrease of light intensity, therefore, improves photosynthetic production capacity
It is ratooning rice Key to high-yielding production.It is well known that weeds not only influence again with crop contention nutriment, moisture, sunlight and space, its harm
Raw rice axillary bud sprouts rate and sprouts mature spike number, and significantly affects the photosynthetic production capacity of ratooning rice, so as to reduce the yield of ratooning rice
And quality.China's weeds in paddy field species is various, and about more than 200 plant, wherein it is relatively common on rice growth influence compared with
About 50 kinds or so, national about 15,000,000 hectares of weeds in paddy field occurring area, 45% of Monitoring of Paddy Rice Plant Area or so is accounted for, causes to produce
Amount loss rate 15% or so, the serious underproduction more than 30%, or even total crop failure, such as the relative rice yield of field grass based on barnyard grass
Influence result of the test and show that prevention effect is respectively 40%, 60% and 80%, the underproduction 56.0% of rice yield difference, 44.0% and
32.5%。
China regeneration rice field weeds have three major types, i.e. grassy weed, broad leaved weed and sedge weed, weeds species master
There are barnyard grass, moleplant seed, Procumbent Falsepimpernel, short arrowhead, needle spikesedge herb, Monochoria vaginalis, false loosestrife, alternanthera, mexicana、Roundleaf mexicana,
The fire hose, Eclipta prostrata, flat stalk Fischer grass, bog pondweed, dichotomous fimbristylis herb, cyperus iria, difformed galingale herb etc..At present, in the market does not have regeneration rice field
Herbicide, also without it is a kind of can remove broad leaved weed and sedge weed, and can removes the herbicide for paddy field of grassy weed, again
Because the existing herbicides for use in paddy lasting period is shorter, head season rice terrace use after herbicide weeds in uncontrollable later stage paddy soil
Germination and growth, and the herbicide herbicide controlling spectrum of head season rice terrace single use is limited, it can not prevent and kill off all miscellaneous in season rice terrace
Grass；Meanwhile before herbicide spraying time is mostly weed germination phase or three leaves, spraying time was missed, preventive effect is poor, to regeneration
The influence of rice yield is bigger.The invention provides a kind of regeneration rice field weeds Integrated co ntrol technology, ratooning rice can be disposably controlled
Field weed endangers, and ensures ratooning rice growth safety, and it can be applied when the visible weed growth of regeneration rice field endangers, and be avoided blind
The risk of mesh dispenser, pollution of the agricultural chemicals to environment can be reduced, its method is simple, workable, and cost is low.
The content of the invention
It is an object of the invention to provide a kind of Integrated co ntrol method of regeneration rice field weeds, this method production application effect
Preferably, there can be great meaning to lifting rice yield and environmental protection by Weeds distribution in economic damage threshold value indication range
Justice.
To achieve the above object, the present invention adopts the following technical scheme that：
A kind of Integrated co ntrol method of regeneration rice field weeds, it combines weeds Monitoring Data, for first rice crop transplanting time and
Tillering stage, the weeds occurrence characteristic of 4 growth phases of ratooning rice germination period and boot stage, construct including monitoring, physics prevention and control,
The combined system of suitable each growth phase including chemical prevention and control and ecological prevention and control, it specifically includes following aspect：
1）First rice crop transplanting time：According to local former years weeds in paddy field species, herbicide is targetedly selected, and in rice shoot
Strengthen the management in rice field before transplanting, progress rice field is turned over, dry field, limes marginis and balk weeds is rooted out, then after shoot transplanting equipment
5-10 d, the amount that the butachlor bensulfuron-methyl wettable powder that mass concentration is 35% is mixed by every mu of 120g to husky 15kg are spread
Apply；The weight of butachlor and bensulfuron-methyl ratio is 33.5 in the butachlor bensulfuron-methyl wettable powder:1.5；
2）First rice crop tillering stage：On the basis of science dispenser, fertilising, by the dichloro that every mu of use quality concentration is 50%
Quinolinic acid wettable powder 40-50g, concentration is 100g/L cyhalofop-butyl missible oils 60-70mL amount, by dichloro quinolinic acid wettable
Pulvis mixes with cyhalofop-butyl missible oil, is watered to 40L/ mus and is sprayed, to prevent and kill off the weeds such as barnyard grass and moleplant seed；
3）Ratooning rice germination period：On the basis of science dispenser, fertilising, weed growth is controlled by water management；Meanwhile
The 3-5d after head season rice harvesting, is now matched somebody with somebody by the amount of MCPA,MCP,methoxone 60g/ mus, dichloro quinolinic acid 30g/ mus, cyhalofop-butyl 7g/ mus
It is made mixture, is sprayed after being watered to 40 L/ mus during use, disposably prevent and kill off regeneration rice field weeds；
4）Ratooning rice boot stage：On the basis of herbicide management of weeds is sprayed, human assistance weeds out the rank grass, and passes through water
It is in charge of reason control weed growth.
If described apply fertilizers scientifically including manure use material, it is necessary to fully it is decomposed after could use, and attention must spread
Apply uniformly；If making base manure with phosphate fertilizer, deep placement or whole layer placement of fertilizer, can't be applied in top layer, it is excessive to be so unfavorable for weeds
Nutrient is absorbed, helps its growth；Weeded out the rank grass simultaneously using human assistance.
The foundation of Synthetical prevention method of the present invention is as follows：
（1）Grasp the species and pests occurrence rule of regeneration rice field weeds
First rice crop（Transplanting time, tillering stage）：Prevent and treat barnyard grass, moleplant seed, Procumbent Falsepimpernel, short arrowhead, Monochoria vaginalis, false loosestrife, sky
Heart alternanthera, cyperus iria, mexicana、Roundleaf mexicana, the fire hose, bog pondweed, miliary fimbristylis herb, careless dragon, Eclipta prostrata, flat stalk Fischer
The weeds such as grass, needle spikesedge herb；
Ratooning rice（Germination period）：Prevent and treat the weeds such as barnyard grass, nutgrass flatsedge and broad-leaved；
Ratooning rice boot stage：Prevent and treat a small amount of malignant weeds such as firefly Lin, bog pondweed.
（2）Carry out careless feelings monitoring and observe and predict
Using absolute value investigation method, per 20m25 points of grab sample（Every 0.20m2）, investigate weeds total strain number（Grass family is miscellaneous
Grass calculates remaining weeds strain number with tiller）.
（3）Synthetical prevention method
The Synthetical prevention method of regeneration rice field weeds of the present invention follows the plant protection policy of " putting prevention first, integrated control ",
Ratooning rice different growing stages, using the Control Technology body that the monitoring of careless feelings, physics prevention and control, ecological prevention and control and chemical prevention and control are core
System, the occurring and damage of ratooning rice weeds is effectively controlled, significantly reduce the access times and usage amount of agricultural chemicals, to lift rice production
Amount, increase economic value and improvement planting environment.
Embodiment
In order that content of the present invention easily facilitates understanding, with reference to embodiment to of the present invention
Technical scheme is described further, but the present invention is not limited only to this.
A kind of Integrated co ntrol method of regeneration rice field weeds, it combines weeds Monitoring Data, for first rice crop transplanting time and
The characteristics of 4 tillering stage, ratooning rice germination period and boot stage growth phase weeds occur, constructs including physics prevention and control, chemistry
The combined system of suitable each growth phase including prevention and control and ecological prevention and control, it specifically includes following aspect：
1）First rice crop transplanting time：With reference to weeds monitoring, physics prevention and control and chemical prevention and control, structure monitoring, field management and change
Learn the prevention and control system of prevention and control；
Wherein, monitor：Strengthen the investigation of weeds species, growing state, according to local former years weeds in paddy field species, be directed to
The selection herbicide of property；
Field management：Strengthen the management in rice field before shoot transplanting equipment, progress rice field is turned over, dry field, roots out limes marginis and ridge
Side weeds；
Chemistry management：The 5-7 d after shoot transplanting equipment, by the butachlor bensulfuron-methyl wettable powder that mass concentration is 35%
The amount that husky 15kg is mixed by every mu of 120g is spread fertilizer over the fields；Butachlor and the phonetic sulphur of benzyl in the butachlor bensulfuron-methyl wettable powder
Grand weight ratio is 33.5:1.5；
By above Synthetical prevention, the control of weed encroachment rate can be made to considerably reduce First aggression weeds within 5%.
2）First rice crop tillering stage：With reference to weeds monitoring, physics prevention and control and chemical prevention and control, structure monitoring, field management and change
Learn the prevention and control system of management；
Wherein, field management：Apply fertilizers scientifically, the fertilizer that rice terrace uses is if organic fertilizer, it is necessary to fully it is decomposed after
It can use, and pay attention to spread fertilizer over the fields uniformly；If making base manure with phosphate fertilizer, deep placement or whole layer placement of fertilizer, can't be applied in top layer
With being so unfavorable for weeds and excessively absorb nutrient, help its growth；Weeded out the rank grass simultaneously using human assistance；
Chemistry management：By the dichloro quinolinic acid wettable powder 40-50g that every mu of use quality concentration is 50%, concentration is
100g/L cyhalofop-butyl missible oils 60-70mL amount, dichloro quinolinic acid wettable powder is mixed with cyhalofop-butyl missible oil, be watered to
40L/ mus are sprayed, to prevent and kill off the weeds such as barnyard grass and moleplant seed；
3）Ratooning rice germination period：With reference to weeds monitoring, physics prevention and control, ecological prevention and control and chemical prevention and control, structure monitoring, field
The prevention and control system of management, ecomanagement and chemistry management；
Wherein, field management：Science Guan Shui, after first rice crop harvesting, field keeps moistening hair seedling, the long seedling of shallow water, water layer to support
Fringe, dry and wet to maturation；Seedling fertilizer is used sufficient in time, and 3d or so applies seedling fertilizer with reference to rehydration after first rice crop harvesting, and every mu is applied urea
5kg, foliage top dressing, during regeneration season heading 60%~70% every mu with potassium dihydrogen phosphate 150g.
Ecomanagement：Weed growth is controlled by water management, carries out dry field moderately and at the right moment, the middle and later periods adheres to moisture management
Deng；
Chemistry management：The 3-5d after head season rice harvesting, using the mixing of MCPA,MCP,methoxone, dichloro quinolinic acid, cyhalofop-butyl
Thing disposably prevents and kill off regeneration rice field weeds；The mixture is by MCPA,MCP,methoxone 60g/ mus, dichloro quinolinic acid 30g/ mus, cyanogen fluorine grass
The amounts of ester 7g/ mus is existing with forming, and is sprayed after being watered to 40 L/ mus during use；
By above Synthetical prevention method, can making the control of weed encroachment rate, considerably reduce weeds is within 5%
Evil；
4）Ratooning rice boot stage：With reference to physics prevention and control and ecological prevention and control, the prevention and control body of structure field management and ecomanagement
System；
Wherein, field management：While herbicide management of weeds is sprayed, human assistance weeds out the rank grass；
Ecomanagement：Weed growth is controlled by water management, carries out dry field moderately and at the right moment, the middle and later periods adheres to moisture management
Deng；
By above Synthetical prevention method, chemical pesticide capable of reducing using 2-3 times, rice yield is improved, to reduce agricultural chemicals residual
Allowance and production cost.
From 2013 so far, ratooning rice is grown using the inventive method in North Fujian, the western ratooning rice planting base in Fujian
Several critical periods carry out weeds Synthetical prevention.Its result shows, carries out prevention and control using this method, can control weeds incidence
Within 5%, and using 2-3 times for chemical pesticide is reduced, saving of work and time, more than 800 yuan of the mu new profit, there is preferably warp
Ji benefit；Meanwhile the ecological environment of ratooning rice planting base can be improved using this method, poisoning and residues of pesticides are reduced, are formed
The benign cycle of ecological regulation and control, there are preferable ecological benefits；In addition, also improve prevention and control consciousness and water of the rice farmer to weeds
It is flat, rice field is met the requirement of minimum persticide residue to a greater degree, hence it is evident that improve product quality and yield, promote enterprise and
Rice farmer increasing both production and income, health and the sustainable development of agricultural industry are further promoted, there is preferable social benefit.
The foregoing is only presently preferred embodiments of the present invention, all equivalent changes done according to scope of the present invention patent with
Modification, it should all belong to the covering scope of the present invention.
Claims (2)
- A kind of 1. Integrated co ntrol method of regeneration rice field weeds, it is characterised in that：With reference to weeds Monitoring Data, construct including prison Combined system including survey, physics prevention and control, chemical prevention and control and ecological prevention and control, it specifically includes following aspect：1）First rice crop transplanting time：According to local former years weeds in paddy field species, herbicide is targetedly selected, and in shoot transplanting equipment The preceding management for strengthening rice field, progress rice field is turned over, dry field, roots out limes marginis and balk weeds, then the 5-10 after shoot transplanting equipment D, the amount that the butachlor bensulfuron-methyl wettable powder that mass concentration is 35% is mixed by every mu of 120g to husky 15kg are spread fertilizer over the fields；2）First rice crop tillering stage：On the basis of science dispenser, fertilising, using dichloro quinolinic acid wettable powder and cyhalofop-butyl Missible oil carries out chemical prevention and control；3）Ratooning rice germination period：On the basis of science dispenser, fertilising, weed growth is controlled by water management；Meanwhile in head 3-5d after season rice harvesting, it is miscellaneous disposably to prevent and kill off regeneration rice field using the mixture of MCPA,MCP,methoxone+dichloro quinolinic acid+cyhalofop-butyl Grass；4）Ratooning rice boot stage：On the basis of herbicide management of weeds is sprayed, human assistance weeds out the rank grass, and passes through moisture pipe Reason control weed growth；Step 2）Described in the concrete operations of chemical prevention and control be：It is wettable by the dichloro quinolinic acid that every mu of use quality concentration is 50% Property pulvis 40-50g, concentration be 100g/L cyhalofop-butyl missible oils 60-70mL amount, by dichloro quinolinic acid wettable powder and cyanogen fluorine Careless emulsifiable concentrate mixing, is watered to 40L/ mus and is sprayed, to prevent and treat barnyard grass and moleplant seed；Step 3）In be specifically now be configured to by the amount of MCPA,MCP,methoxone 60g/ mus, dichloro quinolinic acid 30g/ mus, cyhalofop-butyl 7g/ mus Mixture, sprayed after being watered to 40 L/ mus during use.
- 2. the Integrated co ntrol method of regeneration rice field weeds according to claim 1, it is characterised in that：Step 1）Described in fourth grass The weight of butachlor and bensulfuron-methyl ratio is 33.5 in amine bensulfuron-methyl wettable powder:1.5.
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| CN106718455B (en) * | 2017-01-11 | 2020-09-25 | 福建省农业科学院植物保护研究所 | Comprehensive prevention and control method for main diseases and insect pests of ratoon rice for reducing pesticide consumption |
| CN110771460A (en) * | 2019-09-30 | 2020-02-11 | 凤台县丁集乡考传岑农业机械服务专业合作社 | Method for cleaning sclerotium and bud in paddy field |
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