Effects of Selenium on Qualities in Kuding Tea
ding bo1; 2; wang de-lu1; cai lei3; luo hui2(1. forestry college; guizhou university; guiyang 550025; 2.general station of forestry science and technology popularization of guizhou province; guiyang 550001; 3.forest inventory and planning institute of guizhou province; guiyang 550025; china)
..............page:65-68
..............page:57-60,64
Flora Features of Orchids in Jinfo Mountain Nature Reserve
yi si-rong1; huang ya1; shen ming-liang1; xie shi-you2; li yong2; yuan dao-xian2(1.the research institute of medicine plantation of chongqing; chongqing 408435; 2.college of geography science; southwest university; chongqing 400715; china)
..............page:36-39,78
..............page:31-35,97,99
..............page:18-19,99
Soil Erosion Factor and Sensitivity Evaluation of Northeastern Area of Chongqing
sun fan1; liu bai-yun1; you xiang2; yang song2; li xia1; du yang-wen1(1.key laboratory of eco-environments in three gorges reservoir region (ministry of education); college of resources and environment; southwest university; chongqing 400715; 2.sichuan province soil and water conservation and ecological environment monitor central station; chengdu 610041; china)
..............page:26-30
..............page:14-17,56