Fertilization:
Base fertilizer had better use organic fertilizer half ton above, compound fertilizer 50 jins, add some insecticide. The planting density should be controlled at about 3300 plants/MU.
Sow:
When the soil temperature was higher than 12 °C, the seeds could be sown and planted, and 3000 times propiconazole was used to control the leaf spot at the seedling stage of 2 leaves and the heart stage before planting.
Colonization:
Depending on the weather, generally 3 leaves 1 core can be transplanted, the best covered with black film, 5-7 days after planting began to apply 3/1000 of compound fertilizer water, 2 times in a row, 5-6 days apart, to promote the early growth of corn.
Small Bell Mouth period:
Spraying 1000x solution to control corn borer, 1500x imidacloprid to control aphids, and applying 30 kg compound fertilizer per mu to promote plant growth; tasseling stage:
After tasseling, apply 40 jin compound fertilizer per mu to promote growth, spray 1000 times to control corn borer, imidacloprid 1500 times to control aphids, propiconazole 2500 times to control leaf spot.
Ear period:
Spraying 1500-fold liquid on ear of corn to control corn borer, and applying compound fertilizer 15 days after budding according to the growth of plant.
Harvest:
Generally mature about 23 days after spinning.