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初植密度对10年生水曲柳人工林生物量及根系的影响
田宇明;王庆成
Influence of Planting Density on Biomass Accumulation and Root Growth of Manchurian Ash (Fraxinus mandshurica) in 10-year-old Plantation Stands
Tian Yuming;Wang Qingcheng
林业科学 . 2011, (7): 102 -107 .  DOI: 10.11707/j.1001-7488.20110715