Ngā hua rapu - (((("soil consultation") OR ("soil conservation"))) OR ("soil construction"))*
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
-
81
Manual of reforestation and erosion control in the Philippines
I whakaputaina 1976Ngā marau:Pukapuka -
82
Agricultural use value taxation and conservation of prime farmlands in Hawaii /
I whakaputaina 1982Ngā marau:Pukapuka -
83
-
84
Soil loss and runoff from demonstration gardens in Matalau village East New Britain Province /
I whakaputaina 1989Ngā marau: “…Soil conservation Papua New Guinea East New Britain Province.…”
Tē mōhiotia -
85
Farming systems in Africa : the great lakes highlands of Zaire, Rwanda, and Burundi /
I whakaputaina 1984Ngā marau:Pukapuka -
86
-
87
-
88
Regional action learning programme development of conservation farming systems : report of the inaugural workshop, Chiang Mai, Thailand, 23 February-1 March, 1990 /
I whakaputaina 1990Ngā marau:Conference Proceeding Pukapuka -
89
Regional action planning programme on the conservation farming system : report of the review workshop, Lumut, Perak, Malaysia, 26-30 August 1991 /
I whakaputaina 1991Ngā marau:Pukapuka -
90
-
91
-
92
FAO farm systems management series.
I whakaputaina 1994Rārangi ihirangi: “…Farm systems development and soil conservation /…”
Pukapuka -
93
-
94
Soil taxonomy a basic system of soil classification for making and interpreting soil surveys
I whakaputaina 1975Pukapuka -
95
-
96
-
97
-
98
-
99
-
100