TY - BOOK AU - Pol P S AU - Pol, P. S AU - Mahajan V K [Gd.] AU - Mahajan V. K [Gd.] AU - Pol P S TI - To study the effect of varying levels of nitrogen, phosphorus and potash on the growth, yield and quality of sunflower (Helianthus annuus L.) variety EC 68414 U1 - 630/POL PY - 1975/// CY - MPKV, Rahuri PB - MPKV, Rahuri KW - Agronomy ER -