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1.育苗选择光照、肥水良好的旱地作苗床,塑料大棚宜在2月中下旬,小拱棚宜在3月上中旬育苗。斜放法排种15千克/平方米,大田栽培每667平方米需种薯50千克。浇足水,床温保持在30~35℃,超过35℃揭膜降温,遇低温天气,封膜保温。苗齐后,看苗浇水,保持床面湿润。剪苗前5~7天开始炼苗,昼揭夜盖薄膜,剪苗前2~3天将膜全揭,炼成老健薯苗。2.假植移栽大田
1. Nursery selection of light, fertilizer and water for a good dry land, plastic shed should be in late February, small shed should be raised in mid March on the Miao. Diagonal discharge method of 15 kg / square meters, field cultivation of 667 square meters need to seed 50 kg. Pour enough water, bed temperature maintained at 30 ~ 35 ℃, more than 35 ℃ exposed film cooling, cold weather, sealing film insulation. Miao Qi, see seedlings watering, keep the bed moist. Cuttings 5 to 7 days before the beginning of Miao Miao, the night exposed the night film, cuttings 2 to 3 days before the film will be the whole, refining the old healthy potato seedlings. 2 fake transplanting field