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采用嫩茎叶食用的,定植后,苗高8～10厘米时就可开始采摘,以后每隔10～20天采收一次,但初夏不宜采叶。采用覆膜栽培法食嫩茎叶的,长出2～3片叶时,是采收的最佳时期,采时扒开覆在上面的粗渣肥,稍用力将嫩苗提起,即可自然断离,不会伤害地下根茎,采收后,将扒开的粗渣肥重新盖好,并浇入稀粪水,然后覆好薄膜。食用地下茎的,从夏末至冬季,均可根据市场需求陆续采收,一般当年9月下旬至翌年3月份,当地下茎达30厘米以上时挖取。采收时,先用刀具割去地上茎叶,然后挖取地下茎,抖掉泥
The use of tender leaves, after planting, the height of 8 to 10 cm can begin to pick when the harvest after 10 to 20 days, but the early summer should not adopt leaves. Cultivated cultivation method using fresh stems and leaves, grow 2 to 3 leaves, is the best time to harvest, when picking open the above covered in the coarse residue fertilizer, a little harder to lift the tender, you can naturally Off, will not hurt the underground rhizomes, after harvesting, the clawed coarse residue fertilizer re-cover, and poured into dilute water, and then covered with thin film. Underground stems eaten, from the late summer to winter, can be harvested one after another according to market demand, generally from late September to March the following year, when the local stems up to 30 cm above the digging. Harvest, the first cut off the ground stems and leaves, and then dig underground stems, shake off the mud