立地类型划分与抗逆树种选择是半干旱风沙区适地适树造林的技术关键。
The division of site type and selection of resistant species are key techniques to afforestation of matching trees with site conditions in semiarid sand area.
利用118块野外标准地资料，对晋东南石灰岩山地油松人工林进行了立地类型划分及生长评价。
The division of site types and appraisal of growth were studied with data from 118 sample plots on Chinese pine in the calcareous mountain areas, Shanxi Province.
主要依据适地适树原则及工作的具体需要进行造林设计，划分了造林地主要立地类型，并制定了林分改造年度计划和造林地类型表；
Mainly according to the rules of suitable trees and suitable sites and the work need, authors divide the stand types, then design the yearly stand rebuilding plans and stand types tables.
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