Ngā hua rapu - ((walter (conservation OR consultation)) OR (water (conservation OR consultation)))
Ngā kaupapa kua whakahuatia i roto i tō rapu.
Ngā kaupapa kua whakahuatia i roto i tō rapu.
- Water conservation 30
- Soil conservation 20
- Energy conservation 7
- Irrigation 6
- Water 6
- Soil erosion 5
- Soils 5
- Plants 4
- Watershed management 4
- Agricultural engineering 3
- Environmental aspects 3
- Hydraulic engineering 3
- Management 3
- Natural resources 3
- Organic fertilizers 3
- Purification 3
- Recycling 3
- Sustainable agriculture 3
- Water resources development 3
- Analysis 2
- Buildings 2
- Conservation of natural resources 2
- Crops 2
- Design and construction 2
- Drainage 2
- Fertilizers 2
- Hydrological stations 2
- Irrigation engineering 2
- Land use 2
- Landscape gardening 2
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41
Land use and water resources in temperate and tropical climates
I whakaputaina 1973Ngā marau:Pukapuka -
42
Guidelines for economic appraisal of watershed managementprojects /
I whakaputaina 1987Ngā marau:Pukapuka -
43
Watershed management field manual : slope treatment measures and practices.
I whakaputaina 1988Ngā marau:Pukapuka -
44
Planning for improved enterprice performance a guide for managers and consultants
I whakaputaina 1979Pukapuka -
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
International Symposium on Water Erosion, Sedimentation and Resource Conservation, October 9-13, 1990, Dehradun, India.
I whakaputaina 1990Conference Proceeding Pukapuka -
51
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52
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53
The independent home : living well with power from the sun, wind and water /
I whakaputaina 1993Pukapuka -
54
Overcoming myths about soil and water impacts of tropicalforest land uses (Reprint No. 86) /
I whakaputaina 1985Pukapuka -
55
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56
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57
Energy and water management in western irrigated agriculture /
I whakaputaina 1986Ngā marau:Tē mōhiotia -
58
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59
Aquatic plants for water treatment and resource recovery /
I whakaputaina 1987Ngā marau:Conference Proceeding Pukapuka -
60