Plant sperm cells as tools for biotechnology / H.J. Wilms and C.J. Keijzer, eds. - Wageningen, the Netherlands : Pudoc, 1988. - x, 177 p. : ill. ; 25 cm. Includes bibliographical references. ISBN: 9022009580 Subjects--Topical Terms: Plant breeding.Plant genetic engineering. Dewey Class. No.: 631.53 / PLA 1988