共 50 条
- [32] American Resources: Their Management and Conservation SCIENTIFIC MONTHLY, 1951, 73 (02): : 134 - 134
- [34] FURTHERING THE RANGE MANAGEMENT PROFESSION JOURNAL OF RANGE MANAGEMENT, 1988, 41 (02): : 98 - &
- [37] RANGE MANAGEMENT - GENERALISTS AND SPECIALISTS JOURNAL OF RANGE MANAGEMENT, 1969, 22 (03): : 208 - &