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	1.		Physical principles of water percolation and seepage / by J. Bear , D. Zaslavsky, s. Irmay. by Bear, Jacob Zaslavsky, David Isoifovich Irmay, S Series: UNESCO. Arid zone research ; 29. Material type: Text Publication details: Paris : UNESCO , 1968 Availability: Items available for loan: Main Library - Africana (1). Place hold Save to lists Add to cart (remove)
	2.		Land use in semi-arid mediterranean climates : UNESCO/Internation al Geographical Union symposium, Iraklion (Greece) 19-26 Sept. 1962. by Symposium on the Geography of the Arid Zone, Iraklion, Greece 19 62 Series: UNESCO. Arid zone research ; 26. Material type: Text Publication details: Paris : UNESCO , 1964 Availability: Items available for loan: Main Library - Africana (1). Place hold Save to lists Add to cart (remove)
	3.		Evaporation reduction : physical and chemical principles and revi ew of experiments / J. . Frenkiel. by Frenkiel, Joseph Henry Series: UNESCO. Arid zone research ; 27. Material type: Text Publication details: Paris : UNESCO , 1965 Availability: Items available for loan: Main Library - Africana (1). Place hold Save to lists Add to cart (remove)
	4.		Methodology of plant eco-physiology : proceedings of the Montpell ier symposium. by Eckardt, F. E Series: UNESCO. Arid zone research ; 25. Material type: Text Publication details: Paris : UNESCO , 1965 Availability: Items available for loan: Main Library - Africana (1). Place hold Save to lists Add to cart (remove)
	5.		The problems of the arid zone : proceedings. by Paris Symposium on the Problems of the Arid Zone 1960 Series: UNESCO. Arid zone research ; 18. Material type: Text Publication details: Paris : UNESCO , 1962 Availability: Items available for loan: Main Library - Africana (1). Place hold Save to lists Add to cart (remove)
	6.		Salinity problems in the arid zones : proceedings. by Symposium on Salinity Problems in the Arid Zones, Teheran 1958 Series: UNESCO. Arid zone research ; 14. Material type: Text Publication details: Paris : UNESCO , 1961 Availability: Items available for loan: Main Library - Africana (1). Place hold Save to lists Add to cart (remove)