תוצאות חיפוש - (( water (conservation OR construction) ) OR ( water conservation ))*
בתוך החיפוש שלך נושאים מוצעים
בתוך החיפוש שלך נושאים מוצעים
- Water conservation 30
- Design and construction 27
- Soil conservation 20
- Water 8
- Water-supply 6
- Energy conservation 5
- Purification 5
- Soil erosion 5
- Soils 5
- Handbooks, manuals, etc 4
- Hydraulic engineering 4
- Management 4
- Natural resources 4
- Sewage disposal plants 4
- Water resources development 4
- Watershed management 4
- Agricultural engineering 3
- Environmental aspects 3
- Hydraulic structures 3
- Hydroelectric power plants 3
- Irrigation 3
- Organic fertilizers 3
- Plants 3
- Storm sewers 3
- Water treatment plants 3
- Water-supply, Rural 3
- Analysis 2
- Concrete construction 2
- Conservation of natural resources 2
- Dams 2
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41
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42
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43
Aquatic plants for water treatment and resource recovery /
יצא לאור 1987נושאים:Conference Proceeding ספר
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44
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45
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46
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47
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48
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49
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50
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51
Energy conservation in commercial and residential buildings
יצא לאור 1982תוכן הענינים: “...Chiogioji -- Solar heating, cooling, hot water / Melvin H. Chiogioji -- Design, our visible national resource / Charles R. ...”
ספר -
52
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53
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54
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55
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56
FAO land and water bulletin /
יצא לאור 1995תוכן הענינים: “...Long-term scenarios of livestock-crop-land use interactions in developing countries. - No. 7. Land and water resources information systems. - No. 8. Manual on integrated soil management & conservation practices....”
ספר -
57
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58
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59
Overshot waterwheel a design and construction manual
יצא לאור 1980נושאים: “...Water-wheels Design and construction...”
ספר -
60