TY - BOOK ED - Food and Agriculture Organization of the United Nations. TI - Conservation in arid and semi-arid zones :forest conservation and wlidlife branch forest resources division forestry department T2 - FAO conservation guide; 3 SN - 9251001308 U1 - 634.92074 21st ed. PY - 1983/// CY - Rome PB - Food and Agriculture Organization of the United Nations KW - Forest conservation-Guides KW - Forest ecology-Guides KW - Wildlife management-Guides N1 - FAO Conservation Guide ER -