research on variation of bamboo density
LI Xiazhen~1 REN Haiqing~ ZHOU Qinyi~1 LOU Wanli~1 GUO Yan~2 1.Research Institute of Wood Industry;Chinese Academy of Forestry;Beijing 100091;P.R.China 2.Chinese Academy of Forestry;Beijing 100091;P.R.China
..............page:24-28
characteristics of salt affected soil and its amelioration by trees
ZHANG Jianfeng~1 ZHANG Deshun~ FAN Baomin~3 SHAN Qihua~1 SHEN Liming~4 1.Institute of Subtropical Forestry;Chinese Academy of Forestry;Fuyang 311400;P.R.China 2.College of Architecture and Urban Planning;Tongji University;Shanghai 200092;P.R.China 3.Research Institute of Forestry Information and Policy;Chinese Academy of Forestry;Beijing 100090;P.R.China 4.Forestry Technology Extension Station;Yuyao 315400;P.R.China
..............page:36-40