Variability of corn/soybean yield and soil/landscape properties across a southwestern Minnesota landscape
暂无分享,去创建一个
[1] R. H. Bray,et al. DETERMINATION OF TOTAL, ORGANIC, AND AVAILABLE FORMS OF PHOSPHORUS IN SOILS , 1945 .
[2] H. J. Kleiss. Hillslope Sedimentation and Soil Formation in Northeastern Iowa , 1970 .
[3] D. K. Cassel,et al. Soil-Landscape Relationships in a Closed Drainage System 1 , 1974 .
[4] D. T. Lewis,et al. Soil Properties Associated with Landscape Position , 1993 .