An overview was given about the effects of space microgravity on plants' growth, development,propagation,geotropism and plastid. And the further application of space microgravity on botanical research was pointed out.%综述了近年来太空微重力对植物生长发育、繁殖、植物向地性和植物质体方面影响的研究进展.提出了今后对于太空微重力应用于植物研究的方向.
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