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root pruning
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root pruning
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农学
切根
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root pruning
切根
广义的苗木切根是相对于截干而言,是对根系进行部分切除的技术总称。又称截根或修根。狭义的切根专指苗期切根。
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Borel expansion
Borel field
Borel field of events
Borel field of sets
Borel fixed-point theorem
Borel function
Borel group
Borel hierarchy
Borel integral method
Borel isomorphic space
Borel isomorphism
Borel-Lebesgue theorem
Borelli
Borel limit
Borel matrix
Borel-measurable
Borel measurable function
Borel-measurable function
Borel-measurable mapping
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Borel-measurable set
Borel measure
Borel method
Borel Moore homology
Borel-Moore homology
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