Growth indexes of 47 7-year-old progeny forests of Acacia mearnsii in Huangmian forest farm were measured. A. mearnsii plantation was managed for producing both tannin and timber, and considering the tannin yield and timber volume growth index, the family types fall into superior family type(the superior type), to-be superior type(the medium type), and preliminarily eliminated type(the elimination type). Eight superior families can be used for production, namely No.169, No.114, No.177, No.32, No.3, No.145, No.158 and No.134.
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Guangxi Forestry Research Institute, Guangxi Key Laboratory of Superior Timber Trees Resource Cultivation, Key Laboratory of Central South Fast-growing Timber Cultivation of Forestry Ministry of China;
