Copeland, L. O. Principles of seed science and technology / Lawrence O. Copeland and Miller B. McDonald. - 4th ed. - Boston : Kluwer Academic Publishers, 2001. - xiv, 467 p. : ill. ; 26 cm. Includes bibliographical references and index. ISBN: 0792373227 LCCN: 2001029245 Subjects--Topical Terms: Seeds.Seed technology. LC Class. No.: SB117 / .C73 2001 Dewey Class. No.: 631.521 / COP