Ngā hua rapu - (("soil consultation") OR ((("soil construction") OR ("soil conservation"))))
Ngā kaupapa kua whakahuatia i roto i tō rapu.
Ngā kaupapa kua whakahuatia i roto i tō rapu.
- Soil conservation 86
- Soil erosion 25
- Water conservation 12
- Soils 10
- Soil management 8
- Soil fertility 6
- Sustainable agriculture 6
- Land use 5
- Land use, Rural 5
- Soil degradation 5
- Soil science 5
- Agricultural conservation 4
- Agriculture 4
- Government policy 4
- Research 4
- Agricultural ecology 3
- Agricultural engineering 3
- Agricultural systems 3
- Conservation tillage 3
- Handbooks, manuals, etc 3
- Hydraulic engineering 3
- Organic fertilizers 3
- Planning 3
- Watershed management 3
- Agroforestry 2
- Analysis 2
- Classification 2
- Crops and soils 2
- Economic aspects 2
- Environmental aspects 2
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21
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22
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23
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24
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25
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26
Soilerosion by water : some measures for its control on cultivated lands
I whakaputaina 1965Ngā marau:Pukapuka -
27
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28
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29
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30
Management of upland watersheds : participation of the mountain communities /
I whakaputaina 1983Ngā marau:Pukapuka -
31
Guidelines for the control of soil degradation.
I whakaputaina 1983Ngā marau: “…Soil conservation.…”
Pukapuka -
32
Soil and water conservation in semi-arid areas /
I whakaputaina 1987Ngā marau: “…Soil conservation…”
Pukapuka -
33
Erosion control ... protecting our future : proceedings of Conference XVII, International Erosion Control Association February 27 & 28, 1986, Dallas, Texas.
I whakaputaina 1986Ngā marau:Conference Proceeding Pukapuka -
34
Soil management : a world view of conservation and production /
I whakaputaina 1987Ngā marau:Tē mōhiotia -
35
Vanishing land and water : soil and water conservation in dry lands /
I whakaputaina 1988Ngā marau: “…Soil conservation.…”
Pukapuka -
36
Hold this land : a history of soil conservation in New Zealand /
I whakaputaina 1973Ngā marau: “…Soil conservation New Zealand History.…”
Pukapuka -
37
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38
International Symposium on Water Erosion, Sedimentation and Resource Conservation, October 9-13, 1990, Dehradun, India.
I whakaputaina 1990Ngā marau:Conference Proceeding Pukapuka -
39
Land degradation in South Asia : its severity, causes and effects upon the people.
I whakaputaina 1994Ngā marau:Pukapuka -
40
Conserving soil resources : European perspectives : selected papers from the First International Congress of the European Society for Soil Conservation /
I whakaputaina 1994Ngā marau: “…Soil conservation Europe.…”
Conference Proceeding Pukapuka