“observation of developmental stages of trees”的概念、定义、翻译、参考文献-科学参考

单词	observation of developmental stages of trees
释义	observation of developmental stages of trees Encyclopedia 农学林木发育期观测释 observation of developmental stages of trees林木发育期观测在地形、土壤、栽培水平一致的地段上，选取年龄长势相近、生长健壮的主要树木种类和品种，依据树木外部形态特征，按发育期出现顺序对各发育期出现日期进行观测和记录的活动。
随便看	indefinite inflorescence indefinite inner product indefinite inner product space indefinite integral indefinite limit indefinitely continuous review (r,Q) policy indefinitely increasing series indefinitely small indefinite matrix indefinite metric indefinite metric quantization indefinite multiple integral indefiniteness indefinite operator indefinite orthogonal group indefinite problem indefinite quadratic form indefinite scalar product indefinite S integral indefinite S-integral indefinite summation operator indefinite total variation indefinite type indefinite unitary group indefinite weight

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