..............page:142-143
..............page:51-53,60
..............page:98-101
Effects of fertilizer on agriculture and environment
ZHENG Chao1; 2; LIAO Zong-wen1; LIU Ke-xing1; MAO Xiao-yun1 1. College of Natural Resource and Environment; South China Agricultural University; Guangzhou 510642; China; 2. College of Agronomy; Zhanjiang Ocean University; Zhanjiang 524088; China
..............page:132-134,150
..............page:63-68,73
..............page:127-128,131
..............page:144-145
..............page:146-148
..............page:129-131
..............page:109-111
Investigation and analysis of nitrate contents of vegetables in Guangdong
DU Ying-qiong; WANG Fu-hua; LI Lai-jiang; DENG Yi-cai; SU Qing-yun; XIN Qiu-miao; LAI Sui-chun; XU Ai-ping Vegetable Research Institute; Guangdong Academy of Agricultural Sciences; Guangzhou 510640; China; Supervision and Testing Centre for Vegetable Quality; Ministry of Agriculture; Guangzhou 510640; China
..............page:19-22
Carbon Mineralization and the Related Enzyme Activity of Soil in Wetland
XU Xiao-feng1; SONG Chang-chun1; SONG Xia2; SONG Xin-shan3 1. Northeast Institute of Geography and Agricultural Ecology; Chinese Academy of Sciences; Changchun 130012; China; 2. Institute of Geographical Science and Natural Resources Research; Chinese Academy of Sciences; Beijing 100101; China; 3. Department of Environmental Science and Engineering; Donghua University; Shanghai 20051; China
..............page:40-42
..............page:135-138
Advance in the studies on methane emission from wetlands
SONG Chang-chun1; 2 1. Northeast Institute of Geography and Agricultural Ecology; Chinese Academy of Sciences; Changchun 130012; China; 2. Institute of Atmospheric Physics; Chinese Academy of Sciences; Beijing 100083; China
..............page:69-73
..............page:139-141
Progress in the study on the function of wetland in removal phosphorus in water
PAN Ji-hua1; HE Yan2; DENG Wei1; YAN Deng-hua3; GUO Yue-dong1 1. Northeast Institute of Geography and Agricultural Ecology; Chinese Academy of Sciences; Changchun 130012; China; 2. Headquarter of Chinese Academy of Sciences; Beijing 100864; China; 3. China Institute of Water Resources and Hydropower Research; Beijing 100044; China
..............page:102-104,108
..............page:112-115
..............page:119-123
Soil erosion and carbon cycling
JIA Song-wei1; HE Xiu-bin2; CHEN Yun-ming1 1. Institute of Soil and Water Conversation; Chinese Academy of Sciences; Yangling; Shaanxi 712100; China; 2. Institute of Mountain Hazards and Environment; Chinese Academy of Sciences; Chengdu 610041; China
..............page:78-80
..............page:149-150
..............page:124-126
..............page:116-118
Nitrogen leaching from vegetable soil and control measures: a review
ZHANG Xue-jun1; 2; ZHAO Gui-fang3; ZHU Wen-qing3; CHEN Xiao-qun2; WANG Li-min2; WU li-shu1; HU Cheng-xiao1 1. College of Resources and Environment; Huazhong Agricultural University; Wuhan 430070; China; 2. Institute of Soil and Fertilizer research; Ningxia Academy of Agriculture and Forestry; Yinchuan 750002; China; 3. Ningxia Agricultural Technique Extension Station; Yinchuan 750001; China
..............page:105-108
Cold-humid ecological effects of the Sanjiang Plain
ZHANG Yun1; LU Xian-guo2; NI Jian1 1. Institute of Botany; Chinese Academy of Sciences; Beijing 100093; China; 2. Northeast Institute of Geography and Agricultural Ecology; Chinese Academy of Sciences; Changchun 130021; China
..............page:37-39