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经济林树种
释义
经济林树种
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农学
经济林树种
释
non-timber forest spices
经济林树种
经济林中生物学特性相似,栽培特性、产品形态和利用途径基本相同的某一特定物种或同属、不同属近缘物种的统称。又称经济树种。
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exact homotopy sequence
exact inference for categorical data
exactitude
exact limit
exact linearization
exact line search
exactly divisible
exactly one
exactly solvable model
exactly solved model
exactly when
exact measure
exactness
exactness axiom
exactness of a sequence
exactness of reproducibility
exactness of reproduction
exactness theorem
exact number
exact organization scheme
exact pair
exact penalty function
exact penalty method
exact period
exact row
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