Yunnan-Guizhou Plateau is the core area of the rocky desertification in the Chinese southwest Karst regions, and the existing studies are very limited to describe the process of rocky desertification quantitatively. T...
[Objective] This study aimed to reveal distribution characteristics of soil nutrients in tropical farmland, thereby providing a reference for cropland management and balanced fertilization in the tropical area. [Metho...
Supported Land Degradation Management and Policy Support Program,Control Partnership of Land Degradation of Drought Ecosystem of China-Global Environment Foundation~~
The research established land degradation monitoring and assessment in- dex system of farmland ecosystem under influence of human activities, including farming system, measures, mulch residuals, fertilizer pollutions,...
Supported by Special Fund for Public Welfare Industry of Ministry of Land and Resources of the People’s Republic of China(201411008)~~
Land consolidation program would not only increase farmland area, but also improve land quality. With consideration of problems in land consolidation, such as highlighting number and ignoring quality, and compensating...
Supported by National Natural Science Foundation of China(41261018)~~
Yunnan is one of the most typical mountalnous provinces in western Chi-na. For the geographical features of mountalnous areas accounting for most parts and fIatIand areas accounting for smal parts, the contradiction b...
[Objective] This paper aimed to understand the area change and distribu- tion of medium-low yield farmland, and offered basis to the improvement of mediumlow farmland and its increase of grain production in Tianjin. [...
Supported by National Key Technology Research and Development Program(2012BAD15B03);Special Fund for Agro-scientific Research in the Public Interest(201003014)~~
Phosphorus index method is an effective method to assess the risk of phosphorus loss,identify the critical source areas and reasonably control the agricultural non-point source pollution.The researches on phosphorus i...
Supported by National Natural Science Foundation of China(30960179);Program for Innovative Research Team(in Science and Technology)in University of Yunnan Province~~
In order to investigate the distribution of soil available micronutrients, and provide a theoretical basis for management of fertilizing reasonably on crops, the contents of major and trace elements (P, K, Ca, Mg, Cu...
Supported by National Natural Science Foundation of China(41261018);Lianghe Government Authorized Project~~
According to the particularity of towns' construction in the southwestern mountainous areas of Yunnan Province, this study has built constructive land suit- ability evaluation index system which is different to flat ...
Supported by Fund from Science and Technology Department of Tibet Autonomous Region ([2009]162)~~
[Objective] The aim was to analyze nutrients distribution and proportion in soils of farmlands of Gonggar County in Tibet. [Method] According to survey of soils in Tibet, nutrients of farmlands in Gonggar County were ...