TY - BOOK TI - Balanced fertilizer use for increasing food grains production in Northern states; Proceedings U1 - 631.8:633.1.002(540)(17) N2 PY - 1992/// CY - Gurgaon PB - Potash and Phosphate Institute of Canada KW - Zonal Symposium, Hisar, Haryana Agricultural University, Mar.23-24; 1992 KW - Fertilizers,Conference ER -