南平溪后杉木林取代杂木林后土壤肥力变化的研究
杨玉盛, 李振问, 俞新妥, 何宗明
Study on Changes of Soil Fertility as Affected by the Replacement of Broadleafed Stand by Chinese Fir Stand in Nanping
Yang Yu-sheng, Li Zhen-wen, Yu Xin-tuo, He Zong-ming
植物生态学报 . 1994, (3): 236 -242 .