Crop yield, nitrogen uptake and nitrate-nitrogen accumulation in soil as affected by 23 annual applications of fertilizer and manure in the rainfed region of Northwestern China

Yang, Sheng-Mao; Malhi, S. S.; Song, Jian-Rong; Xiong, You-Cai; Yue, Wei-Yun; Lu, Li Li; Wang, Jian-Guo; Guo, Tian-Wen; SCI

机构： Gansu Acad Agr Sci, Inst Soil & Fertilizer, Lanzhou 730070, Peoples R China; Gansu Acad Agr Sci, Inst Soil & Fertilizer, Lanzhou 730070, Peoples R China; Inst Agr Sci Tianshui City, Tianjin 741000, Peoples R China; Agr & Agri Food Canada, Melfort, SK S0E 1A0, Canada; Lanzhou Univ, MOE Key Lab Arid & Grassland Agroecol, Lanzhou 730000, Peoples R China; Gansu Acad Agr Sci, Inst Soil & Fertilizer, Lanzhou 730070, Peoples R China; Inst Agr Sci Tianshui City, Tianjin 741;

关键词： calcaric cambisols farmyard manure long-term fertilization N balance sheet nitrate-N accumulation nitrogen phosphorus potassium yield dryland of China

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Influence of tillage and rotation systems on distribution of organic carbon associated with particle-size fractions in Chernozemic soils of Saskatchewan, Canada

Wu, TY; Schoenau, JJ; Li, FM; Qian, PY; Malhi, SS; Shi, YC; SCI

机构： Univ Saskatchewan, Dept Soil Sci, Saskatoon, SK S7N 5A8, Canada; Univ Saskatchewan, Dept Soil Sci, Saskatoon, SK S7N 5A8, Canada; Lanzhou Univ, State Key Lab Arid Agroecol, Lanzhou 730070, Peoples R China; Gansu Agr Acad Sci, Soil Sci & Fertilizer Inst, Lanzhou 730070, Peoples R China; Agr & Agri Food Canada, Res Farm, Melfort, SK S0E 1A0, Canada; Univ Saskatchewan, Dept Soil Sci, Saskatoon, SK S7N 5A8, Canada; Lanzhou Univ, State Key Lab Arid Agroec;

关键词： soil organic carbon particle-size fractionation organo-mineral complex tillage and rotation system

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Nitrogen fixation of faba bean (Vicia faba L.) interacting with a non-legume in two contrasting intercropping systems

Fan, Fenliang; Zhang, Fusuo; Song, Yana; Sun, Jianhao; Bao, Xingguo; Guo, Tianwen; Li, Long; SCI

机构： China Agr Univ, Coll Resources & Environm Sci, Beijing 100094, Peoples R China; China Agr Univ, Coll Resources & Environm Sci, Beijing 100094, Peoples R China; Gansu Acad Agr Sci, Inst Soils & Fertilizers, Lanzhou 730070, Peoples R China; Fujian Acad Agr Sci, Biol Technol Ctr, Fuzhou 350003, Peoples R China; China Agr Univ, Coll Res;

关键词： biological nitrogen fixation dominant species interspecific interactions N-15 isotope natural abundance maize/faba bean subordinate species wheat/faba bean %Ndfa %Ndfs delta N-15

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Plant regeneration in vitro directly from cotyledon and hypocotyl explants of Perilla frutescens and their morphological aspects

Zhang, T; Wang, XY; Cao, ZY; SCI

机构： Lanzhou Univ, Inst Cell Biol, Lanzhou 730000, Peoples R China; Gansu Acad Agr Sci, Lanzhou 730070, Peoples R China; Gansu Agr Univ, Sch Life Sci & Technol, Lanzhou 730070, Peoples R China;

关键词： growth regulators direct organogenesis morphological abnormalities

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Long-term fertilizer and water availability effects on cereal yield and soil chemical properties in Northwest China

Fan, TL; Stewart, BA; Payne, WA; Yong, W; Luo, JJ; Gao, YF; SCI

机构： Gansu Acad Agr Sci, Dryland Agr Inst, Lanzhou 730070, Peoples R China; Gansu Acad Agr Sci, Dryland Agr Inst, Lanzhou 730070, Peoples R China; W Texas A&M Univ, Dry Agr Inst, Canyon, TX 79016 USA; Texas A&M Univ, Texas Agr Expt Stn, Bushland, TX 79012 USA;

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Effects of intercropping and nitrogen application on nitrate present in the profile of an Orthic Anthrosol in Northwest China

Li, WX; Li, L; Sun, JH; Guo, TW; Zhang, FS; Bao, XG; Peng, A; Tang, C; SCI

机构： China Agr Univ, Dept Plant Nutr, Minist Agr, Key Lab Plant Nutr, Beijing 100094, Peoples R China; China Agr Univ, Dept Plant Nutr, Minist Agr, Key Lab Plant Nutr, Beijing 100094, Peoples R China; Gansu Acad Agr Sci, Inst Soil & Fertilizers, Lanzhou 730070, Peoples R China; Chinese Acad Sci, Res Ctr Ecoenvironm Sci, Beijing 100085, Peoples R China; Univ Western Australia, Crawley, WA 6009, Australia;

关键词： wheat maize faba bean intercropping nitrate

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Grain yield and water use in a long-term fertilization trial in Northwest China

Fan, TL; Wang, SY; Tang, XM; Luo, JJ; Stewart, BA; Gao, YF; SCI

机构： Gansu Acad Agr Sci, Dryland Agr Inst, Lanzhou 730070, Gansu, Peoples R China; Gansu Acad Agr Sci, Dryland Agr Inst, Lanzhou 730070, Gansu, Peoples R China; W Texas A&M Univ, Dryland Agr Inst, Canyon, TX 79016 USA;

关键词： analysis of variance corn crop water stress index grain yield long-term fertilization estimated evapotranspiration water-use efficiency wheat

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Long-term fertilization effects on grain yield, water-use efficiency and soil fertility in the dryland of Loess Plateau in China

Fan, TL; Stewart, BA; Yong, W; Luo, JJ; Zhou, GY; SCI

机构： Gansu Acad Agr Sci, Dryland Agr Inst, Lanzhou 730070, Gansu, Peoples R China; Gansu Acad Agr Sci, Dryland Agr Inst, Lanzhou 730070, Gansu, Peoples R China; W Texas A&M Univ, Dryland Agr Inst, Canyon, TX 79016 USA;

关键词： corn crop water stress index grain yield long-term fertilization soil fertility water-use efficiency wheat

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Influence of cultivation and fertilization on total organic carbon and carbon fractions in soils from the Loess Plateau of China

Wu, TY; Schoenau, JJ; Li, FM; Qian, PY; Malhi, SS; Shi, YC; Xu, FL; SCI

机构： Lanzhou Univ, State Key Lab Arid Agroecol, Lanzhou 730000, Peoples R China; Lanzhou Univ, State Key Lab Arid Agroecol, Lanzhou 730000, Peoples R China; Univ Saskatchewan, Dept Soil Sci, Saskatoon, SK S7N 5A8, Canada; Agr & Agri Food Canada, Nutrient Cycling Res Stn, Melfort, SK S0E 1A0, Canada; Gansu Acad Agr Sci, Soil Sci & Fertilizat Inst, Lanzhou 730070, Peoples R China; NW Univ Agr & Forestry Technol, Coll Resources & Environm, Yangling 712100, Peoples R China;

关键词： soil organic carbon light fraction of organic carbon microbial biomass carbon cultivation fertilization soil erosion Loess Plateau of China

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Long-term fertilization effects on crop yield and nitrate nitrogen accumulation in soil in northwestern China

Yang, SM; Li, FM; Malhi, SS; Wang, P; Suo, DR; Wang, JG; SCI

机构： Lanzhou Univ, Key Lab Arid & Grassl Agroecol, Minist Educ, Lanzhou 730000, Peoples R China; Lanzhou Univ, Key Lab Arid & Grassl Agroecol, Minist Educ, Lanzhou 730000, Peoples R China; Gansu Acad Agr Sci, Inst Soil & Fert, Lanzhou 730070, Peoples R China; Agr & Agri Food Canada, Res Farm, Melfort, SK S0E 1A0, Canada; Gansu Agr Univ, Lanzhou 730070, Peoples R China; Inst Agr Sci Zhangye Prefect, Zhangye 734000, Peoples R China;

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