Kaul R N Ed. Afforestation in Arid Zones - London Dr. W.Junk N.V.Publishers Netherlands 1970 - xi,435p. cm. - Monographia bioligica . Bib at the end of each chapter; Index:P415-35 Source: General Book Subjects--Topical Terms: Agricultural Geography Dewey Class. No.: U672(J3).1911.N7, L0