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phloem transport
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phloem transport
Encyclopedia
农学
韧皮部运输
释
phloem transport
韧皮部运输
植物养分及其他同化物质从地上部经韧皮部向根的运输,或在体内各部位的再分配,如从老的营养器官向新生组织或从营养器官向花和果实等繁殖器官的再分配,或从根经韧皮部向地上部运输的过程。
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