Cultivation technology of sweet corn

1. Site selection: Choose plots with good water conservancy conditions and good soil texture.

2, seedling transplanting: nutrition seedlings or nutrition tray seedlings

3, seedling management: single seed on-demand, timely watering, weak seedlings can be properly poured into the manure or a small amount of urea.

4, standard opening: according to 1.1 meters open, ditch 20cm, 墒 central shallow open fertilization ditch, mu cast mature farmyard fertilizer 1000 ~ 2000kg, farmhouse 1 (corn special) 60kg, fully mixed after the flat.

5, plastic film cover: before the cover film with 41% Yu Niansi EC oil sprayed 100g per acre on the ground to kill the grass, the implementation of the first cover film after the membrane colonization method, the cover film around the compaction seal

6, wide and narrow rows of directional transplanting. Specifications (90 + 40) / 2 × 22cm, about 4300 acres planted, planted rooted water after planting.

7. Fertilizer and water management: 10 days after planting, it can be applied, 5kg of urea is used as seedling fertilizer, 15-20kg of urea in large bell mouth, and sprayed with prodamine (high potassium type) 600 times liquid 3~4 Times.

8, in addition to 蘖 苞 苞: timely removal of invalid points, leaving one for each plant.

9. Pest control:

Corn glutinous rice: spray with 5% taibao 70 ~ 90ml / acre or 48% lesbian emulsifiable oil 50 ~ 80ml / a total of water, spray in the morning is appropriate.

Aphids and cabbage caterpillars: 50% of the ceiling is sprayed with green waves (biological pesticides) 800-1000 times liquid spray, once every 10 days.

10. Harvest at the right time: It can be harvested 18-22 days after general pollination, and it is better when the temperature is cold at night or early in the morning.

11. Fresh spikes are listed on the market.

Bath Tub Screens

Bath Tub Screens,Bathtub Screen,Swing Bathtub Screen,Sliding Tub Screen

Zhongshan Jianjie Sanitary Ware Co.,Ltd , https://www.janjieshowerdoor.com