APA
J.R. Girigowda, N.C. Narase Gowda Department of Horticulture, . (2002). Effect of fertilizer levels on maximizing the productivity of onion (Allium cepa L.) genotypes. Bangalore: University of Agricultural Sciences.
Chicago
J.R. Girigowda, N.C. Narase Gowda Department of Horticulture, . 2002. Effect of fertilizer levels on maximizing the productivity of onion (Allium cepa L.) genotypes. Bangalore: University of Agricultural Sciences.
Harvard
J.R. Girigowda, N.C. Narase Gowda Department of Horticulture, . (2002). Effect of fertilizer levels on maximizing the productivity of onion (Allium cepa L.) genotypes. Bangalore: University of Agricultural Sciences.
MLA
J.R. Girigowda, N.C. Narase Gowda Department of Horticulture, . Effect of fertilizer levels on maximizing the productivity of onion (Allium cepa L.) genotypes. Bangalore: University of Agricultural Sciences. 2002.