对于给定的水稻品种，作物收获指数(由籽粒产量除以地上部分总干物重求得)可能随作物管理措施不同而变化。

For a given rice variety, the crop harvest index, which is calculated by the grain yield divided by total dry matter produced above ground, may vary with crop management practices used.

youdao

对于给定的水稻品种，作物收获指数(由籽粒产量除以地上部分总干物重求得)可能随作物管理措施不同而变化。

For a given rice variety, the crop harvest index, which is calculated by the grain yield divided by total dry matter produced above ground, may vary with crop management practices used.

youdao