Knowledge Of Cotton: Prevent Cotton Seedling Disease &Nbsp; Ensure Seedlings And Seedlings
Current positive value
Cotton seeding
Seedling period.
According to the meteorological department forecast, the average temperature in April is 16.5 degrees Celsius (slightly lower), the monthly extreme maximum temperature is about 30 degrees Celsius, the monthly total rainfall is about 160mm, and the monthly rain day is 12~14 days.
Climate is suitable for cotton seedling disease.
Each county (city) plant protection station to strengthen monitoring, pay attention to check cotton seedling diseases and insect pests, in order to ensure the seedlings, strong seedlings.
1, choose the seedbed.
Choose the soil that is leeward to the sun, convenient for irrigation and drainage, loose soil and fertile soil, and make the seedbed.
2. Do well in soil disinfection of seedbed.
Before tillage and tillage and weed removal, spray the bed surface and cover the film with 50 kg of methyl water and 50 kg of methyl teccan wettable powder for 1 kg.
3. Seed treatment.
Selection of high quality, high yield and high resistance
Cotton seed
For 2-3 days, the seed ripening is increased and the rate of seedling emergence and the speed of emergence are increased.
4, chemical control.
Cotton seedling
When unearthed for 50% hours, 25% times of 3000 times liquid of 25% times of toxin was used to irrigate the roots at the seedling stage or uniformly spray 50% times carbendazim 600-800 times liquid or 70% methyl solution of atropine wettable powder.
Aphid control: in the 20% leaf volume of the three leaf period, the rate of 30% leaf rolls in four leaves period, 50% imidacloprid water dispersible granules could be sprayed.
Prevention and control of underground pests: 50% phoxim emulsifiable concentrate can be irrigated with 500-800 times liquid or 50% phoxim emulsifiable concentrate, 250 g, and 25-30 kg of fine soil.
- Related reading
Guangdong Shoe Industry: Improving The Added Value Of Products Is An Important Way Out.
|- Fortune pilot | Hao Chang Leather Products Exhibition
- Dialogue column | Donnie Yen Responded To Jet Li'S Excessive Pay.
- Dialogue column | Fan Bingbing Is 16 Years Old.
- Dialogue column | Miss China Won The Fifty-Seventh World Miss Champion
- Dialogue column | Young Woman Cheating And College Students Playing Siblings
- Dialogue column | The Seismological Bureau Spent 6 Million 500 Thousand To Buy 5 Tibetan Mastiff To Detect Earthquakes.
- Dialogue column | Fat Pig Is Dissatisfied With Poor Living Conditions.
- Dialogue column | Fujian Police Raid Naked Chat Room
- Collocation | Large Shoe Stores Bring Unexpected Benefits To Laid-Off Women Workers
- The Show Is Constantly Brilliant.
- Hot High-Heeled Shoes Wear Women Confidence
- Rome's Sandals Must Be Fashionable.
- OL Women's Professional Wear New Image, With Five Strategies
- The Nineteenth Shanghai International Wedding Photography Equipment Exhibition
- Smart Clothes, Easy To Lose Weight In Summer, Effortless.
- Perfect Combination Of Men'S Ties And Shirts
- Costume: Strong Sex Symbol
- "2 Colors, 3 Colors" For Women'S Clothing Collocation.
- Five Unhealthy Effects Of Wearing Slimming Underwear