TY  - BOOK
AU  - S.P. Ravishankar
AU  -  A.S. Prabhakar  Department of Agronomy
TI  - Effect of sources of phosphorus and phosphate solubilizers on irrigated sunflower (Helianthus annuus L.) and its residual effect
U1  - 630 
PY  - 1993///
CY  - Dharwad
PB  - University of Agricultural Sciences, Dharwad
ER  -