共 50 条
- [22] ECONOMIC BENEFITS OF POTABLE WATER SUPPLIES IN RURAL-AREAS OF DEVELOPING-COUNTRIES JOURNAL AMERICAN WATER WORKS ASSOCIATION, 1975, 67 (06): : 314 - 317
- [23] ENERGY AND FOOD SUPPLIES - DEVELOPED AND DEVELOPING-COUNTRIES COMPARED SPAN, 1980, 23 (03): : 102 - 104
- [24] ALLOCATING WATER-SUPPLIES - INTRODUCTION JOURNAL AMERICAN WATER WORKS ASSOCIATION, 1985, 77 (09): : 33 - 33
- [28] PRICING IRRIGATION WATER IN DEVELOPING-COUNTRIES WATER RESOURCES BULLETIN, 1983, 19 (04): : 663 - 672
- [30] RODENTS AFFECTING FOOD SUPPLIES IN DEVELOPING-COUNTRIES - PROBLEMS AND NEEDS FAO PLANT PROTECTION BULLETIN, 1975, 23 (3-4): : 96 - 102