TY - BOOK AU - Gonzalez Nancie L Ed. TI - Social and technological managements in dry lands: Past and Present,Indigenous and Imposed T2 - American Association for The Advancement Science Selected Symposia SN - 0891584382 U1 - U672(J)-2856, L8 PY - 1978/// CY - Colotado PB - Westview Press KW - Agricultural Geography N1 - Bibliography:Chapterwise ER -