Winter wheat is the main crop in northwest regions and planting pattern is one of the most important factor for wheat yield.In this study,in order to investigate the effects of group distribution on evapotranspiration(ET),wind erosion and yield of wheat under different planting patterns,a field plot test was conducted under experimental condition at agricultural experiment station of Shanxi Agricultural University in 2009.The study mainly focused on the comparisons of soil moisture content(SMC),soil evapora...