共 50 条
- [41] FOREST AND RANGE POLICY - ITS DEVELOPMENT IN THE UNITED-STATES - DANA,ST JOURNAL OF FARM ECONOMICS, 1956, 38 (04): : 1075 - 1077
- [42] FOREST AND RANGE POLICY - ITS DEVELOPMENT IN THE UNITED-STATES - TRASK,S JOURNAL OF ECONOMIC HISTORY, 1957, 17 (02): : 255 - 256
- [43] The USDA Forest Service perspective on environmental forestry issues in the eastern United States ENVIRONMENTAL ISSUES AFFECTING THE FORESTRY AND FOREST PRODUCTS INDUSTRIES IN THE EASTERN UNITED STATES, PROCEEDINGS, 1996, 219 : 34 - 38
- [45] Forest genetics on federal lands in the United States: Public concerns and policy responses CANADIAN JOURNAL OF FOREST RESEARCH-REVUE CANADIENNE DE RECHERCHE FORESTIERE, 1997, 27 (03): : 401 - 408
- [50] Social policy in the United States: Future possibilities in historical perspective - Skocpol,T ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE, 1996, 546 : 171 - 172