9.柳树人工林立木二元材积表

V=0.000047D1.79211H1.11376(适用品系:旱柳、J172柳、J333柳等)(材积:m3)胸径(cm)树高(m)55.566.5756789100.0050.0070.0090.0120.0140.0170.0060.0080.0100.0130.0160.0190.0060.0090.0110.0140.0180.0210.0070.0090.0120.0160.0190.0230.0070.0100.0130.0170.0210.025胸径(cm)树高(m)7.588.599.56 ......（本文共 5560 字 ）     [阅读本文]>>