TY - BOOK AU - Dudal, R., ed. TI - Integrated plant nutrition systems: report of an expert consultation T2 - FAO fertilizer and plant nutrition bulletin; SN - 9251036659 U1 - 572.42 21st ed. PY - 1995/// CY - Rome PB - Food and Agriculture Organisation of the United Nations KW - Microflora KW - Plant nutrition KW - Reports KW - Roy KW - R.N., ed KW - Soil fertility ER -