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结球生菜是以脆嫩叶球供食用的蔬菜,又称西生菜、美国生菜。富硒结球生菜销售价格较普通结球生菜高20%以上,市场需求量大,能切实增加农民收入。1品种选择应根据当地气候条件、栽培方式及市场需求,选用抗逆性强、适应性广、商品性好、产量高、耐抽薹的优良品种,如皇帝、大湖、东方福星、射手101、雷加西、萨林娜斯等。2播种定植2.1整地施肥前作收后应立即深翻晒垡,熟化土壤。定植前应施足底肥,将农
Knot lettuce is crisp leaf for food, also known as lettuce, the United States lettuce. The sales price of selenium-enriched lettuce lettuce is over 20% higher than that of ordinary lettuce, and the demand in the market is large, which can effectively increase the income of peasants. 1 Selection of varieties should be based on local climatic conditions, cultivation methods and market demand, selection of strong resistance, wide adaptability, good product, high yield, resistant to bolting of fine varieties, such as the emperor, Great Lakes, Oriental Fuxing, Sagittarius 101, Ray Garcix, Salinas and so on. 2 sowing 2.1 pre-planting fertilizer before harvesting should be immediately after the sun 垡 drying, maturity of the soil. Planting should be applied before the foot of fat, the farmers