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D71—3841内蒙古自治区河套平原粮食基地的巩固与发展(28页)中国科学院内蒙宁夏综合考察队一九六六年五月D71—3842内蒙古自治区农、牧、林业生产中的几个重要气候问题(18页)中国科学院内蒙宁夏综合考察队一九六六年五月
D71-3841 Consolidation and Development of the Food Basis of Hetao Plain in Inner Mongolia Autonomous Region (28 pages) Comprehensive Investigation Team of Ningxia, Inner Mongolia Autonomous Region May 1966 D71-3842 Several Important Climate Problems in Agriculture, Animal Husbandry and Forestry Production in Inner Mongolia Autonomous Region 18) Chinese Academy of Sciences Inner Mongolia Ningxia comprehensive inspection team in 1966 May