共 50 条
- [1] ECONOMIC-EVALUATION OF REINDEER RANGE IN ALASKA [J]. CANADIAN JOURNAL OF AGRICULTURAL ECONOMICS-REVUE CANADIENNE D ECONOMIE RURALE, 1990, 38 (01): : 89 - 105
- [2] 40 YEARS OF ALTERNATIVE MANAGEMENT-PRACTICES IN 2ND-GROWTH, POLE-SIZE NORTHERN HARDWOODS .2. ECONOMIC-EVALUATION [J]. CANADIAN JOURNAL OF FOREST RESEARCH-REVUE CANADIENNE DE RECHERCHE FORESTIERE, 1995, 25 (07): : 1180 - 1188
- [3] RESPONSES BY ORIBI TO DIFFERENT RANGE MANAGEMENT-PRACTICES IN NATAL [J]. SOUTH AFRICAN JOURNAL OF WILDLIFE RESEARCH, 1991, 21 (04): : 114 - 118
- [4] EVALUATION OF MANAGEMENT-PRACTICES TO CONTROL AGRICULTURAL POLLUTANTS [J]. WATER RESOURCES BULLETIN, 1987, 23 (04): : 691 - 700