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越冬莴笋又称秋冬莴笋或冬莴笋。莴笋植株长大后抗寒力下降,易受霜冻,因此越冬莴笋要用大棚栽培,暖冬地区采用地膜覆盖栽培也可露地栽培。一般于9月中下旬~10月上旬播种,春节前后上市,亩产量1500~2500千克。播种育苗选择晚熟品种。采用遮阳网地面覆盖降温保湿,出苗后即去掉覆盖物,苗齐后间苗一次,保持苗距3~4厘米,适当控制浇水,追施一次
Winter lettuce, also known as winter lettuce or winter lettuce. Lettuce plants grow cold resistance decreased, susceptible to frost, so the winter lettuce should be used in greenhouse cultivation, winter mulching areas can also be covered with plastic film cultivation can be exposed. Generally in late September ~ early October sowing, before and after the Spring Festival listing, yield 1500 ~ 2500 kg. Seeding nursery choice late-maturing varieties. The use of shade net ground cover cooling moisture, remove the cover after the emergence of seedlings Qi Miao after another, to maintain seedling spacing of 3 to 4 cm, the appropriate control of watering, topdressing once