Precocious sweet corn cultivation techniques

The leaves were selected for red, sweet and early-maturing rice cultivars No.3, No.1 and No.1, corn was sown in mid-April, and fresh ears were harvested in mid-to-late June. The production of fresh ear was 4000 per mu. The specific cultivation techniques were as follows: Maize 1, seed treatment: In order to prevent the occurrence of corn smut, soya bean was used for seed dressing before sowing. 2. Soil preparation and fertilization: Combine 4,000 kg of organic fertilizer for soil preparation with Mushi and 50 kg of superphosphate. After mixing with the soil, make a flat hoe. Cover the mulch with a thickness of 80 cm every 20 cm. 3. Seeding: In late April, two lines of corn were sown on the mulch. The row spacing between the two rows of corn was 40 cm and the spacing of the plants was 40 cm. Each hole contained 2 to 3 seeds. 4, field management: 5 to 6 leaves after the emergence of Dingmiao, combined with cultivator weeding every hole selected to retain a disease-free seedlings. During the pollination period and filling period, sufficient moisture should be ensured. In combination with watering, 20 kg of urea can be traced to Mu during the period of hair growth and grain filling. At the late growth stage, the lower leaves of the plants were promptly removed to allow air and light to escape. 5. Harvesting: In mid-June, the corn should be timely harvested after reaching maturity. After the harvest, the field corn straw should be promptly cut to facilitate the growth of Gannan.

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