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4
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Land evaluation for agricultural development : some explorations of land-use systems analysis with particular reference to Latin America / K.J. Beek.
- 875
- International institute for land reclamation and improvement,
- 1978.
- Wageningen :
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Drainage and reclamation of salt-affected soils : Bardenas area, Spain / J. Martinez Beltran.
- 847.1
- International institute for land reclamation and improvement,
- 1978.
- Wageningen :
-
Report on an experiment on crust formation and emergence of sorghum in a loess soil, for the project "development of criteria and methods for improving the efficiency of soil management and tillage operations, with special reference to arid and semiarid regions" / W.B. Hoogmoed.
- Landbouwhogeschool. Grondbewerking,
- 1978.
- Wageningen :
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Land evaluation for agricultural development : some explorations of land-use systems analysis with particular reference to Latin America / Klaas Jan Beek.
- 875
- International institute for land reclamation and improvement (ILRI),
- 1978.
- Wageningen :