Lawrence, William J.K., Plant breeding / William J.K. Lawrence - London : Edward Arnold, 1968 - i, 56 pages : illustration ; 22 cm - The Institute of Biology's Studies in Biology; no.12 . - The Institute of Biology's Studies in Biology; no.12 . Includes bibliographical references ISBN: (paperback) Subjects--Topical Terms: Plant breeding LC Class. No.: SB123 L39