Janick, Jules. Horticultural science / Jules Janick. - 2nd ed. - New York : W. H. Freeman, c 1972. - x, 586 p. : ills ; 24 cm. - A series of books in agricultural science. . Includes index. 312 312 ISBN: 0-7167-0823-3 Subjects--Topical Terms: Horticulture. Dewey Class. No.: 635 / J251h