Corn planting should be done with technical measures: 1 select excellent varieties; 2 fine land preparation, according to 1.3 m opening, to achieve flat, ditch straight, grass net; 3 formula application of base fertilizer, application of cooked manure fertilizer 1000-1500kg , urea 10- 15kg , calcium 50kg , potassium fertilizer 15kg\ zinc fertilizer and boron fertilizer 2kg each . 4 specifications sowing, according to the irrigation conditions of the plot, depending on the conditions of rainwater coming, the planting is carried out according to the large row spacing of 90cm , the small row spacing of 40cm , and the plant spacing of 30cm sowing, ensuring 4,500 plants per mu .
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Source: China Agricultural Promotion Network
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