APA
N Vasuki, B V Venkata Rao Department of Soil Science and Agricultural Chemis, . (1973). Effect of continuous application of heavy doses of ammonium sulphate on the availability of copper, manganese and zinc. Bangalore: University of Agricultural Sciences, Bangalore.
Chicago
N Vasuki, B V Venkata Rao Department of Soil Science and Agricultural Chemis, . 1973. Effect of continuous application of heavy doses of ammonium sulphate on the availability of copper, manganese and zinc. Bangalore: University of Agricultural Sciences, Bangalore.
Harvard
N Vasuki, B V Venkata Rao Department of Soil Science and Agricultural Chemis, . (1973). Effect of continuous application of heavy doses of ammonium sulphate on the availability of copper, manganese and zinc. Bangalore: University of Agricultural Sciences, Bangalore.
MLA
N Vasuki, B V Venkata Rao Department of Soil Science and Agricultural Chemis, . Effect of continuous application of heavy doses of ammonium sulphate on the availability of copper, manganese and zinc. Bangalore: University of Agricultural Sciences, Bangalore. 1973.