TY - SER TI - FAO Fertilizer and Plant Nutrition Bulletin: FAO PY - 1981/// CY - Rome, IT PB - Food and Agriculture Organization of the United Nations KW - AGRICULTURA; FERTILIZANTE; NUTRICAO N1 - 1981 (2,4); 1983 (5-6); 1985 (8); 1986 (7,9-10); 1992 (11); 1995 (12); 2004 (13, 15);2005 (14, 15); 2006 (16-17); 2008 (18); ER -