Apomixis : exploiting hybrid vigor in rice / edited by G. S. Khush - Manila : International Rice Research Institute (IRRI) , 1994 - 78p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 9712200647 Subjects--Topical Terms: RiceMaizeGenetics Gov. Doc. Class. No.: XZ IRRI Apo