APA
H.N. Mamatha, N.A. Yeledhalli Department of Soil Science and Agricultural Chem, . (2006). Effect of organic and inorganic sources of nitrogen on yield and quality of onion (Allium cepa L.) and soil properties in alfiso. Dharwad: University of Agricultural Sciences.
Chicago
H.N. Mamatha, N.A. Yeledhalli Department of Soil Science and Agricultural Chem, . 2006. Effect of organic and inorganic sources of nitrogen on yield and quality of onion (Allium cepa L.) and soil properties in alfiso. Dharwad: University of Agricultural Sciences.
Harvard
H.N. Mamatha, N.A. Yeledhalli Department of Soil Science and Agricultural Chem, . (2006). Effect of organic and inorganic sources of nitrogen on yield and quality of onion (Allium cepa L.) and soil properties in alfiso. Dharwad: University of Agricultural Sciences.
MLA
H.N. Mamatha, N.A. Yeledhalli Department of Soil Science and Agricultural Chem, . Effect of organic and inorganic sources of nitrogen on yield and quality of onion (Allium cepa L.) and soil properties in alfiso. Dharwad: University of Agricultural Sciences. 2006.