Results are presented of a field experiment conducted on soil environment and productivity formation process of maize in 5 major types of farmlands of Horqin, Nei Menggu, China. The 5 main types of cropland are irrigated sandy loam, irrigated loam sandy soil, dry slope land of sandy loam, dryland of sandy loam, and dryland of sandy soil. The average soil water content, soil temperature, integrated index of soil nutrients, and height and biomass of maize are determined. The correlation coefficients between biomass and soil indexes, in terms of N, P, K, soil moisture and soil organic matter are also determined.
