Seminar on integrated surveys range ecology and management,Jodhpur,India 9-27 Nov.1970:proceedings - UNESCO 1970 - 204 - Ecology management = Seminar on integrated surveys range ecology and management Standard No.: M Standard Tech. Report. No.: LCCN: B Nat. Bib. No.: 3501 Nat. Bib. Agency Control No.: 577.4 SEM Subjects--Topical Terms: Environmental sciences Universal Decimal Class. No.: 577.4