CN104855184A - Powdery mildew control method for strawberry cultivation - Google Patents

Abstract

A powdery mildew control method for strawberry cultivation comprises the steps that 1, prevention is conducted through smoking, and sulphur and wormwood are adopted to conduct smoking for prevention; 2, prevention is conduction through medicine, 30% of pepper spray and industrial alcohol are used for prevention, disease-resistant and high-yield varieties are preferably selected, an orchard is cleaned, seedlings are integrally burned down, reasonable close planting is conducted, greenhouse visiting is prevented, nitrogenous fertilizer is applied appropriately, the orchard is managed carefully, and the occurrence of powdery mildew can be effectively prevented.

Description

A kind of strawberry cultivating controlling powdery mildew method

Technical field

Disclosed by the invention is strawberry cultivating disease prevention and cure, and what be specifically related to is a kind of strawberry cultivating controlling powdery mildew method.

Background technology

Along with deepening continuously of Cropping structure adjustment, the cultivated area of plastic greenhouse strawberry is expansion trend, due to the planting conditions that greenhouse is special, plants in addition year after year, variety resistance is poor, the impact of hot and humid environment factor, being on the rise of canopy room Diseases of Strawberry, particularly powdery mildew have become normal and have sent out venereal disease evil, general underproduction 10-20%, heavy reaches more than 50%, even has no harvest, and has a strong impact on the yield and quality of strawberry.

Summary of the invention

For the problem of above-mentioned controlling powdery mildew, solve the problems referred to above by a kind of strawberry cultivating controlling powdery mildew method provided by the invention.

A kind of strawberry cultivating controlling powdery mildew method, comprises the following steps:

. fumigation, every mu mixes with Cosan 10g and the broken last 2kg of wormwood, is divided into 8-10 part and is placed in container, be evenly arranged in canopy in morning, light from inner to canopy door with the flames of anger, close canopy 6h rear venting;

. medical treatment, late October ~ February in next year, every mu of use 10% Tabasco 100 times of liquid processing industry alcohol 20g evenly spray face of blade and the back side prevents and treats, and three weeks once, and described 10% Tabasco is the Tabasco that 10 parts, capsicum, water 90 parts of hot dippings by weight raise.

Further, a kind of described strawberry cultivating controlling powdery mildew method, selects disease-resistant variety " a chapter Ji ", " red cheek ".

Further, a kind of described strawberry cultivating controlling powdery mildew method, clean out in canopy or field planting again after the first crop strawberry in field and various weeds, winter-spring season cleaning orchard, burns rotten cauline leaf, and Growing season is extractd disease leaf in time and concentrated and burn.

Further, a kind of described strawberry cultivating controlling powdery mildew method, rational close planting, strengthens clay fertilizer water management, with " peaceful doing is not wet " for principle, use drip irrigation, accomplish that little water duty is filled with, be sure not broad irrigation, strengthen plant growing way, improve the resistance against diseases of self, try not between orchard worker mutually " string canopy ", to avoid anthropochory.

Further, a kind of described strawberry cultivating controlling powdery mildew method, prevents inclined nitrogen fertilizer application, Spindling control, adds forced ventilation wet down, under the condition not affecting strawberry growth, extends ventilation time as far as possible, prevents from time wetting after rain.

Further, a kind of described strawberry cultivating controlling powdery mildew method, finds that sick climing, sick fruit will be taken when dew does not disappear in morning as early as possible gently, puts into convenient bag and take orchard out of, burns or buried.

Beneficial effect of the present invention: adopt a kind of strawberry cultivating controlling powdery mildew method of the present invention, " to put prevention first, whole-process control " strategy, add the broken end of wormwood and carry out cigarette by implementing Cosan and smoke control, that suppresses white powder spore bacterium grows breeding, make it can not absorb nutrient from plant, thus reach insect killing effect, use cigarette to smoke method and can also increase temperature of shed, and canopy humidity can be reduced, greatly reduce the sick rate of powdery mildew, the positive back side of blade is sprayed again with 10% Tabasco, 100 times of liquid processing industry alcohol 20g, stimulate plant top layer, plant surface is made to produce antibody, powder spore bacterium cannot suck nutrition from plant, reach and kill powder spore bacterium, these two kinds of prevention and controls drug residue frees, promote growing up healthy and sound of strawberry, for Development of Green Food is made contributions, again by agricultural, ecological means of prevention carries out integrated control, prevent strawberry from occurring powdery mildew at Seedling Stage to the fruit picking phase, and cause the underproduction, by rational close planting and clay fertilizer water management, strawberry health is grown up strong and sturdy again, florescence is normal, the fruit born is bright-coloured, energy stable yields, and certain production-increasing function can be played.

Embodiment

A kind of strawberry cultivating controlling powdery mildew method, comprises the following steps:

. fumigation, every mu mixes with Cosan 10g and the broken last 2kg of wormwood, is divided into 8-10 part and is placed in container, be evenly arranged in canopy in morning, light from inner to canopy door with the flames of anger, close canopy 6h rear venting;

. medical treatment, late October ~ February in next year, every mu of use 10% Tabasco 100 times of liquid processing industry alcohol 20g evenly spray face of blade and the back side prevents and treats, and three weeks once, and described 10% Tabasco is the Tabasco that 10 parts, capsicum, water 90 parts of hot dippings by weight raise.

Carry out according to the following steps when practical application:

Control powdery mildew of strawberry must take means of prevention that is agricultural, ecological, medicine to carry out integrated control, adheres to putting prevention first, picking up from seedling stage, whole-process control, just can reach better control efficiency.

Cultural control

Select disease-resistant variety and disease-free seedlings, " a chapter Ji ", " red cheek " etc. are disease-resistant compared with Feng Xiang to powdery mildew;

Strawberry should to extract disease leaf vegetative period in time, sick fruit, Lao Ye taking out of burn outside canopy or buried, reduces bacterium source radix, reduces and infect probability again;

Want applying organic manure, phosphorus potash fertilizer using of fertilizer, must guard against inclined nitrogen fertilizer application, Spindling control, add forced ventilation wet down, under the condition not affecting strawberry growth, extend ventilation time as far as possible, prevented from time after rain wetting.

Bionomic control

Clean out in canopy or field planting again after the first crop strawberry in field and various weeds, winter-spring season cleaning orchard, burns rotten cauline leaf, and Growing season is extractd disease leaf in time and concentrated and burn;

Regulation and control canopy humidity, scientific consumption of water, for principle, uses drip irrigation with " peaceful doing is not wet ", accomplishes that little water duty is filled with, is sure not broad irrigation, adds forced ventilation wet down, under the condition not affecting strawberry growth, extend ventilation time as far as possible;

Rational close planting, improves the resistance against diseases of self, tries not mutually " string canopy ", to avoid anthropochory between orchard worker.

Chemical control:

Disease seedling is pulled out in time at Strawberry seedling, use the 10% Tabasco 100 liquid spraying positive back side of blade 2 times, every 15 days once, after field planting emphasis to infection center strain and around plant prevent and treat, 10% Tabasco, 100 times of liquid processing industry alcohol 20g can be used to spray control, continuously control 2 times, in order to raising preventive effect, prevent disease from developing immunity to drugs, improve spray medicine quality, liquid blade face blade back all will be sprayed onto;

The button canopy initial stage, with 10% Tabasco, 100 times of liquid, control powdery mildew of strawberry, in order to raising preventive effect, prevent disease from developing immunity to drugs, improve spray medicine quality, liquid blade face blade back all will be sprayed onto, and blindly should not improve concentration, can produce adverse influence under high concentration to strawberry growth;

Yield positive results the phase, should select strawberry flowers and fruits comparatively safe, and use in conjunction with biopesticide, every mu is sprayed the 100 times of liquid processing industry alcohol 20g spraying controls of 10% Tabasco, in order to raising preventive effect, liquid blade face blade back all will be sprayed onto, and blindly should not improve concentration, can produce adverse influence under high concentration to strawberry growth;

Fumigation, every mu mixes with Cosan 10g and the broken last 2kg of wormwood, is divided into 8-10 part and is placed in container, be evenly arranged in canopy in morning, light from inner to canopy door with the flames of anger, close canopy 6h rear venting.

Claims (1)

1. a strawberry cultivating controlling powdery mildew method, is characterized in that:

. fumigation, every mu mixes with Cosan 10g and the broken last 2kg of wormwood, is divided into 8-10 part and is placed in container, be evenly arranged in canopy in morning, light from inner to canopy door with the flames of anger, close canopy 6h rear venting;

. medical treatment, late October ~ February in next year, every mu of use 10% Tabasco 100 times of liquid processing industry alcohol 20g evenly spray face of blade and the back side prevents and treats, and three weeks once, and described 10% Tabasco is the Tabasco that 10 parts, capsicum, water 90 parts of hot dippings by weight raise.