תוצאות חיפוש - (water OR walter) (construction* OR conservation*)
בתוך החיפוש שלך נושאים מוצעים
בתוך החיפוש שלך נושאים מוצעים
- Design and construction 34
- Water conservation 30
- Soil conservation 20
- Water 8
- Energy conservation 7
- Water-supply 6
- Handbooks, manuals, etc 5
- Management 5
- Purification 5
- Soil erosion 5
- Soils 5
- Environmental aspects 4
- Hydraulic engineering 4
- Natural resources 4
- Sewage disposal plants 4
- Water resources development 4
- Watershed management 4
- Agricultural engineering 3
- Concrete 3
- Concrete construction 3
- Construction industry 3
- Hydraulic structures 3
- Hydroelectric power plants 3
- Irrigation 3
- Organic fertilizers 3
- Plants 3
- Prestressed concrete construction 3
- Recycling 3
- Storm sewers 3
- Sustainable agriculture 3
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