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1.品种选择夏季栽培小白菜应选用抗病、耐热、品质优良的早、中熟品种,如高脚白、上海青等。2.整地施肥选择无污染、无农药残留、无有毒重金属,水源近、灌溉方便,土壤疏松肥沃的地块种植。前茬收获后,深翻土壤,每亩均匀撒施腐熟人畜粪1500公斤～2000公斤,烤晒过白,再整细整平地面。播前3～5天整地筑畦宽(连沟)1.5米,沟深、沟宽各30厘米左右。
1. Variety Selection Chinese cabbage should be used in the cultivation of disease-resistant, heat-resistant, good quality early and middle-maturing varieties, such as tall white, Shanghai Green and so on. 2. Preparation of land fertilization pollution-free choice, no pesticide residues, no toxic heavy metals, water near, easy irrigation, loose and fertile land plots planted. After the harvesting before the harvest, soil deep plowing, spreading evenly decomposed manure 1500 kg ~ 2000 kg per acre, roasted sun over the white, and then leveling the ground. Before sowing 3 to 5 days to build 畦 wide area (even ditch) 1.5 m, ditch deep, the width of the 30 cm or so.