用遮断日光照射的方法,使芹菜的叶柄变成白色,使叶柄组织中的薄膜细胞加多,粗纤维减少,成为白嫩美观,肥脆可口的芹白,大大提高了芹菜的食用价值。这样的栽培方法叫芹菜的软化栽培法,历年来我场秋冬季都有相当大数量的软化芹菜的栽培,现将我场软化芹菜栽培法介绍如下: With the method of blocking sunlight, the petiole of celery turns white, so that the petiole tissue in the thin film cells more crude fiber reduced to become white and beautiful, crisp and delicious parsley, greatly improving the edible value of celery. This method of cultivation is called celery softening cultivation method, over the years I field autumn and winter have a considerable number of softening celery cultivation, now my field softening celery cultivation method is as follows: