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油松和侧柏人工林适宜灌溉定额的研究
刘淑明 孙长忠 孙丙寅
Study on Suitable Irrigation Norms of Pinus tabulaeformis and Platycladus orientalis Plantation
Liu Shuming;Sun Changzhong;Sun Bingyin
林业科学 . 2004, (6): 85 -90 .  DOI: 10.11707/j.1001-7488.20040615