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1品种选择选择抗病性强,耐寒力强,抽薹晚品种,如:美国大速生,其最大特点是适应性强,耐运输,易保鲜,口感好,适合早春栽培。2适时播种,培育壮苗早春栽培的莴苣可在日光温室育苗,适宜播期为3月上旬,直接播在营养钵内,营养土配制:园田土和腐熟的陈马粪1∶1,土和粪要过筛子后装入营养钵内,浇透底水方可播种,每个营养钵内可播2粒种子(温汤处理种子)并覆盖细土0.5cm,注意保持钵内湿润。4～5片真叶时定植。定植时间是4月10-15日,扣有三层棚膜。
Selection of a variety of varieties to choose a strong disease resistance, cold and strong, bolting varieties of late, such as: American Speed, its most prominent feature is adaptability, transport resistance, easy to preserve, taste good, suitable for early spring cultivation. 2 timely sowing, nurturing seedlings Early spring cultivation of lettuce seedlings can be nursed in the greenhouse, suitable sowing date early March, sowing directly in the nutritional bowl, nutrition soil preparation: garden soil and maturity Chen horse manure 1: 1, soil and Feces to be sifted into the nutrition bowl after sifting, watering the end of the water can be sown, each nutrition bowl can sow 2 seeds (warm soup treatment of seeds) and covered with fine soil 0.5cm, pay attention to keep the bowl moist. 4 to 5 true leaves when planting. Colonization time is April 10-15, with three layers of film.