Problems of the Arid Zone - Proceedings of the Paris Symposium, 1960 Unesco. Arid Zone Programme Published: 1962 Total Pages: 481 Get eBook
Arid Zone Programme International Livestock Centre for Africa Published: 1981 Total Pages: 253 Get eBook
DIRECTORY OF INSTITUTIONS ENGAGED IN ARID ZONE RESEARCH. UNESCO. ARID ZONE PROGRAMME. Published: 1953 Total Pages: 100 Get eBook
PLANT-WATER RELATIONSHIPS IN ARID AND SEMI-ARID CONDITIONS - PROCEEDINGS OF THE MADRID SYMPOSIUM. UNESCO. ARID ZONE PROGRAMME. Published: 1962 Total Pages: 100 Get eBook
