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1.选好苗床地 苗床地应选择避风向阳、土质肥沃、管理方便的地方,深挖细整,开沟分厢,厢宽1.5米,厢沟宽33厘米。 2.施足底肥 苗床整好后,一般每亩施腐熟人粪尿500~750公斤、猪牛栏粪1000公斤、土杂肥750公斤、磷肥20~40公斤、草木灰20~50公斤,保持土壤湿润,以确保出苗整齐。 3.种薯处理 排种前,对种薯去杂、去劣,选用健壮薯作种,并用70%托布津
1. Select seedbed bed seedbed should choose to shelter the sun, fertile soil, easy management, digging fine, open dunnnuanxiang car width of 1.5 meters, Xiang Xiang width 33 cm. 2. Stubbs enough fertilizer bed seed dressing, the general per acre matured manure 500 ~ 750 kg, 1000 kg of pig ranch manure, Tuza 750 kg, 20 to 40 kg of phosphate fertilizer, ash 20 to 50 kg, to maintain soil Moist, to ensure that the emergence of neat. 3 kinds of seed treatment Before rowing, the seed to miscellaneous, to bad, use healthy potato as seed, and with 70% Topaz