Soil fertility evaluation in the Lake Dongting region,Hunan Province,China
yu tao1; yang zhong-fang1; long fu-zhong2; feng hai-yan1; zhang jian-xin3; luo jian-lan4; deng rui-lin51. school of earth science and resources; china university of geosciences; beijing 100083; china; 2. the land and resources department of hunan province; changsha 410011; hunan; china; 3. hunan planning institute of land and resources; changsha 410007; hunan; china; 4. hunan institute of geophysical and geochemical exploring; shaoyang 422002; hunan; china; 5. hunan institute of geological survey; changsha 410011; hunan; china
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Grain-size characteristics and origin of Longjie silt layer in the Yuanmou area,Yunnan,China
chen ying-yu1; 2; li chao-zhu1; wang shu-bing1; 3; fu jian-li1; zhang zi-sen4; jiang fu-chu1; 51. institute of geomachanics; chinese academy of geological sciences; beijing 100081; china; 2. qinghai university; xining 810016; qinghai; china; 3. key laboratory of neotectonic movement & geohazard; ministry of land and resources; beijing 100081; china; 4. henan provincial non-ferrous geological and mineral resources bureau; zhengzhou 450016; henan; china; 5. state key laboratory of lake science and environment; chinese academy of sciences; nanjing 210008; jiangsu; china
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