1. Seed selection: According to the production and development regions of Gaochun in Jiangjin District, high quality, high yield, strong resistance and strong regenerative quality should be selected. Such as: No. 8, No. 1 Chuan Xiong Liang 1 and other varieties.

2. Rotation: Planting of land should be as low as possible.

3. Seeding: The local corn can be sowed when it is planted, promote the mulching of the mulching film, cover 1 cm with fine sand (soil), apply enough clear water after sowing, and control the mane flies and buds at the seedling stage. Short-growing varieties must be planted early, early fertilization, early management, or the ear is small, it is difficult to play the output potential.

4, transplanting: 25-30 days after emergence, leaf age 5-6 leaf transplant period.

5. Density: Planting 7000 plants on the 8th mu. Chuanyuliang No. 1 Mu planting 8000-8500 strains.

6, fertilization: Mushi pure nitrogen 12-15 kg, increase the application of organic fertilizer, NPK combined application, heavy bottom early recovery.

7, Management: Early cultivator, early weeding, soil up before jointing. Control locusts and aphids. Do not use organic phosphorus pesticides.

8, 90% of the lower ear grains can be hardened to harvest.

9, promote the sub-band rotation, with the combination of land.

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