n supply in seedling time 苗期施氮
seedling n
幼苗n
以上为机器翻译结果,长、整句建议使用 人工翻译 。
The N content of defoliation is decreased gradually at the seedling period and keeps steady after the bud period.
苗期落叶的磷含量逐渐降低,蕾薹期降至最低值,角果期后又略有升高。
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