Nitrogen absorbed at early growth stage is mostly used to produce vegetative organs like rice straw, and that absorbed at later growth stage is used to produce grains.
Nitrogen absorbed at early growth stage is mostly used to produce vegetative organs like rice straw, and that absorbed at later growth stage is used to produce grains.
生育早期吸收的氮大多数用于产生水稻茎等营养器官，后期吸收的氮用于产生籽粒。