..............page:1-6+14
..............page:49-56+65
Effects of Pinus armandi Franch provenances on parameters of height-age models
WANG Ya-nan;WANG Jun-hui;QI Wan-yi;GAO Xin-zhang;WANG Qing-ling;ZHANG Pei;Research Institute of Forestry;Key Laboratory of Tree Breeding and Cultivation;State Forestry Administration;Chinese Academy of Forestry;Yichang Institute of Forestry;Dalaoling Forest Farm of Yichang County of Hubei Province;Experiment Center of Tropical Forestry;Chinese Academy of Forestry;
..............page:74-81
..............page:95-100+108
..............page:101-108
..............page:109-114
..............page:115-126
..............page:127-132
..............page:133-142
..............page:143-149+154
..............page:150-154
..............page:155-160
..............page:161-167
..............page:168-176
Effects of maize straw returning on soil enzyme activity
YAN Hui-rong;CAO Yong-chang;XIE Wei;HE Wen-xiang;TIAN Xiao-hong;College of Natural Resources and Environment;Northwest A&F University;College of Life Sciences;Northwest A&F University;Key Laboratory of Plant Nutrition and the Agricultural Environment in Northwest China;Ministry of Agriculture;
..............page:177-184
..............page:185-191+200
..............page:192-200
..............page:201-206
Influence of He-Ne laser on tissue culture of Erigeron breviscapus
LIN Li-fei;TANG Bao-lin;LUO Bing;WANG Chuan-ming;JIN Qiu;LIU Yan-hong;ZHANG Can-bang;Key Labaoratory for Crop High Quality Cutltivation and Securiy Control of Yunnan Province;Yunnan Honghe University;College of Plant Protection;Yunnan Agricultural University;Extension Centre of Agro-Technique of Lin’an;
..............page:207-212
..............page:213-218+227
..............page:219-227
..............page:228-234