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结球生菜(学名结球莴苣)是叶用莴苣的一种。喜冷凉湿润气候,可耐零下2℃低温。据测定,每100克食用部分含水分94克、蛋白质1—1.4克、碳水化合物1.8—3.2克、维生索C4—15毫克。茎叶含的莴苣素具有利尿、利五脏、补筋骨、通经络、明眼目等药用功能。近年来,结球莴苣已成为宾馆、饭店的菜肴,故在市郊栽培发展很快。结球生菜可四季栽培,其春栽培方法如下: 1、品种选择:选用从荷兰引进的早熟品种玛来克。从定植到收
Rope lettuce (scientific name of the ball lettuce) is a leaf lettuce. Hi humid climate, can withstand minus 2 ℃ low temperature. It is determined that each 100 grams of food containing 94 grams of water, 1-1.4 grams of protein, carbohydrates 1.8-3.2 grams, vitamin C cordage C4-15. Stem-leaf lettuce vegetarian with diuretic, Lee five internal organs, fill the bones, through the meridians, eyesight and other medicinal functions. In recent years, the ball lettuce has become a hotel, restaurant dishes, it grows rapidly in the suburbs of cultivation. The knot of lettuce can be cultivated in four seasons. The cultivation methods of its spring are as follows: 1, Variety selection: Select Malecok, a precocious variety introduced from the Netherlands. From planting to income