The above results suggest that the photosynthesis of the hull may contribute to grain filling and the development state of the hull may directly affect grain filling.

• 以上结果表明，水稻在结实过程中，谷粒充实所需的物质至少有相当一部分来自于谷壳的光 合作用，并且谷壳发育的好坏亦能直接影响谷粒的充实。