Methodology of plant eco-physiology : proceedings of the Montpellier symposium / F.E. Eckardt - Paris : UNESCO , 1965 - 531p. : ill. ; 32 cm. - Arid Zone research . Includes bibliographical references and index. Subjects--Topical Terms: GeographyPlant ecologyPlant physiology Dewey Class. No.: 910 / UNESCO-5