共 50 条
- [45] CONSERVATION TILLAGE FOR MAIZE PRODUCTION IN THE UNITED-STATES SOUTHEASTERN COASTAL-PLAIN SOIL & TILLAGE RESEARCH, 1984, 4 (06): : 511 - 529
- [48] ROOTS OF UNITED-STATES FISHERIES POLICY OCEAN DEVELOPMENT AND INTERNATIONAL LAW, 1978, 5 (01): : 61 - 105
- [49] THE EMERGING ORGANIZATION OF FISHERIES IN THE UNITED-STATES COASTAL ZONE MANAGEMENT JOURNAL, 1983, 10 (04): : 369 - 386