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China/Asia On Demand
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bo cai xiang cai dong chu ji shu
Pages: 22
Year: Issue:  2
Journal: NONGCUN BAISHITONG

Abstract:  一、菠菜 从北到南在11月中下旬,土壤夜冻,收获下来的菠菜会很快结冻,处于休眠状态,损耗最低,为收获适期.收获过早,气温偏高,即便是不埋在土里,菜捆内的菠菜呼吸旺盛,热量又不能散出,轻则叶片会捂黄变质,重则腐烂.如果收获过晚,也会因土壤封冻难以采收.
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