@article{李火根:34, author = {李火根,黄敏仁}, title = {杨树新无性系冠层特性与生长关系研究*}, publisher = {林业科学}, year = {1999}, journal = {林业科学}, volume = {35}, number = {5}, eid = {34}, numpages = {3}, pages = {34}, keywords = {;杨树;冠层特性;相关;通径分析}, url = {http://www.linyekexue.net/CN/abstract/article_3589.shtml}, doi = {} }