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母树林
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母树林
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seed production stand
母树林
在优良天然林或确知种源的优良人工林基础上,经过留优去劣的疏伐,为生产遗传品质较好的林木种子而营建的采种林分。
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equidistant hypersurface
equidistant lines
equidistant net
equidistant projection
equidistant surface
equidistant system
equidistant triangle
equidistributed
equidistributed sequence
equidistribution
equidiurnal effect
equielemental block
equi-energy spectrum
equifield intensity curve
equifinality
equiflux heater
equifrequent
equiinformative information elements
equi-isocline
equi-isoclinic
equijoin
equilateral
equilateral cevian triangle point
equilateral cone
equilateral cubical hyperbola
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