The form of rhizoid hairs may vary at different growth stages and part of rhizoid forms forked branch on its tip in the later growth stage.
假根毛的各生长阶段形态不同,在生长后期的部分假根毛顶端产生叉状分枝。
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。
The N absorption proportion after silking stage was 40.30%-47.78% of the total, so it was important to provide maize plants with sufficient N in later growth stage for realizing super-high-yield.
超高产夏玉米吐丝后氮素吸收积累量占总积累量的40.30%-47.78%,保证后期氮素养分充足供应对于夏玉米达到超高产水平至关重要;
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