APA
G.B. Vasantha Kumar, N.A. Yeledhalli Department of Soil Science and Agricultural Chemis, . (2001). Effect of fly ash and biosolids on soil properties, growth and yield of cowpea (Vigna unguiculata L.). Dharwad: University of Agricultural Sciences Dharwad.
Chicago
G.B. Vasantha Kumar, N.A. Yeledhalli Department of Soil Science and Agricultural Chemis, . 2001. Effect of fly ash and biosolids on soil properties, growth and yield of cowpea (Vigna unguiculata L.). Dharwad: University of Agricultural Sciences Dharwad.
Harvard
G.B. Vasantha Kumar, N.A. Yeledhalli Department of Soil Science and Agricultural Chemis, . (2001). Effect of fly ash and biosolids on soil properties, growth and yield of cowpea (Vigna unguiculata L.). Dharwad: University of Agricultural Sciences Dharwad.
MLA
G.B. Vasantha Kumar, N.A. Yeledhalli Department of Soil Science and Agricultural Chemis, . Effect of fly ash and biosolids on soil properties, growth and yield of cowpea (Vigna unguiculata L.). Dharwad: University of Agricultural Sciences Dharwad. 2001.