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selection of superior stand
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selection of superior stand
Encyclopedia
农学
母树林
释
selection of superior stand
优良林分选择
在天然林或人工林分中,依据实际情况比较各林分的优劣,将符合优良标准的林分筛选出来进行利用的群体选择工作。
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grammar of components
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grammatical dictionary
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grammatical information
grammaticalization
Grammatical Knowledge-base of Contemporary Chines
grammatical knowledge organization
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gramme-weight
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gram-negative bacteria
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