PFEFFER, W. The Physiology of plants: a treatise upon the metabolism and source of energy in plants(V 3) /W. Pfeffer;translated and edited by Alfred J.Eart - 2nd rev.ed. - Oxford Clarendon 1905 - viii,451p. Contains: With many illustrations. Subjects--Topical Terms: PLANT PHYSIOLOGY Dewey Class. No.: BOT 581.1 / PWn05