Cotton and corn intercropping

First, corn cultivation techniques 1, species requirements. The varieties with early ripening, high spike-rate, and high-quality consumption, such as Suyujing No.1 and No.1, were selected. 2, sowing seedlings using warm soup soaking germination, seedlings plate double nutrient soil covered milking seedlings. It is advisable to raise seedlings at the end of March and early April. Seed soaking 6-12 hours after germination, germination 1-2 days, "Powder mouth" when sowing, each hole sowing 1 seed, Mu Datian 434 holes with 14 oyster trays, with 1-1.5 kilograms. 3, timely transplanting. Two leaf transplant period. The mulching film shall be well covered after the hoeing, and one row shall be planted in the middle of each pod. The leaves shall be perpendicular to the buckwheat noodles, and about 1500 mus will be planted. 4, rational fertilization, scientific management. Each mu of field Da Shiji manure 1000-1500 kilograms or cake fertilizer 50 kilograms, urea 13.7 kilograms, superphosphate 40 kilograms, potassium chloride 10 kilograms, applied per kilometer amu points furandan against underground pests. 7-8 leaves in time to break the film soil, big bell mouth Mushi urea 10 kg, potassium chloride 5 kg for ear fertilizer, fruit ear silking urea 3.5 kg of urea fertilizer. Pay attention to prevent corn borer and other pests and prevent drought and drought. 5, timely harvest. Fresh shoots were harvested when the yellow silk was changed from yellow to purple. The end of harvest is generally at the end of June and early July, and the withdrawal of crops will allow the crop to be caught in cotton. Second, cotton cultivation techniques 1, sowing seedlings. In mid-April, the seeds are sown and covered with plastic film. 7-8 seedlings emerged after ventilation, hardening seedlings, seedlings, control, one-leaf and one-hearted control, two leaf one heart transplanting seedlings. 2, suitable transplanting. In late May, when the corn was 6-7 leaves, the cotton seedlings were planted on both sides of the corn, and about 2500 acres were planted. 3, rational fertilization, scientific management. There are 40 kg of special fertilizer for cotton per acre of Daejeon, 10 kg of urea, 5 kg of potassium for 5-7 days before harvesting, 40 kg of potassium fertilizer for seedlings, 7.5 kg of potassium fertilizer, 10 kg of urea, and 10 kg of urea. Following 15 kg of potash, 25 kg of urea, and 5 to 7.5 kg of urea are covered in mu. In the middle and late June, chemical control began, and the dose was increased 5-7 days. The dose gradually increased. In the end of July and early August, the fruit sticks were torn in time at the time of 17-18, and the branches were cut, and the branches were cut after 5-7 days. Control locusts, corn borers, cotton red spiders, cotton bollworm and other insect pests and drought protection.

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