Hough, Ella Christina; Nell, Wilhelm T.; Maine, Ntsikane; … - African Association of Agricultural Economists - AAAE; … - 2010
Phosphates (P) are an important nutrient required by every living plant and animal cell, and deficiencies in soils could cause limited crop production, thereby reducing profitability. Phosphates are also a primary nutrient essential for root development and crop production, and are needed in the...