Author(s): Qiu Liu
Pages: 71-73
Year: 2015 Issue:  15
Journal: Auhui Agricultural Science Bulletin
Keyword:  Soil nutrient; Current Situation; Changeable trend;
Abstract: Through comparative analysis of the soil testing and formulated fertilization data and the second soil survey data,find out the current situation and changeable rule of farmland soil nutrients in Tongchuan District,and put forward the corresponding improvement measures of soil fertility.