“seedling gradation”的概念、定义、翻译、参考文献-科学参考

单词	seedling gradation
释义	seedling gradation Encyclopedia 农学〔苗木培育〕释 seedling gradation苗木分级对需要出圃的苗木按苗木质量标准进行等级划分。目的是使出圃苗达到国家规定标准，保证用壮苗造林，减少造林后的苗木分化现象，提高造林成活率和林木生长量。
随便看	millimeter waves millimeter waves and submillimeter wave millimeter wave scanner millimeter wave seeker millimeter-wave spectrum Millimeter-Wave Telescope millimeter-wave telescope millimeter wave vacuum electronic device millimicrosecond millimolar millimole millinery of Yugur nationality milling milling machine milling machine safety milling tool milling tools million million floating point operations per second million instructions per second million tons of chamber blasting engineering of Gansu Baiyin open-pit mine million years millipore millipore filtration millisecond

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