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Report to the government of Iran on soil surveys for irrigation projects / based on the work of P.J. Mahler.
- 857.1
- FAO,
- 1968.
- Rome :
-
Report on group fellowship study tour on settlement in agriculture of nomadic, semi-nomadic and pastoral people, Alma-Ata, Kazakh S.S.R., U.S.S.R., 15-29 September 1969 / prep. by D. Christodoulou.
- FAO,
- 1970.
- Rome :