TY - BOOK AU - C.P. Chandrashekara AU - V.C. Patil Department of Agronomy TI - Response of sunflower (Helianthus annuus L.) genotypes to phosphorus levels and vesicular-arbuscular mycorrhizal (Glomus fascicu U1 - 630 PY - 1993/// CY - Dharwad PB - University of Agricultural Sciences, Dharwad ER -