共 50 条
- [41] THE IMPACT OF EUROPEAN-INTEGRATION ON AMERICAN-AGRICULTURE JOURNAL OF FARM ECONOMICS, 1963, 45 (05): : 983 - 991
- [43] EXTERNALITIES IN THE TRANSFORMATION OF AGRICULTURE - DISTRIBUTION OF BENEFITS AND COSTS OF DEVELOPMENT - HEADY,EO, WHITING,LR ETUDES RURALES, 1979, (73): : 165 - 168
- [46] SOIL CONSERVATION POLICIES, INSTITUTIONS, AND INCENTIVES - HALCROW,HG, HEADY,EO, COTNER,ML AGRICULTURAL ECONOMICS RESEARCH, 1983, 35 (02): : 45 - 46
- [49] AMERICAN-AGRICULTURE - GEOGRAPHY, RESOURCES, CONSERVATION - HIGBEE,E PROFESSIONAL GEOGRAPHER, 1958, 10 (06): : 44 - 45