Dempsey, Gerard J. In situ conservation of crops and their relatives : a review of current status and prospects for wheat and maize / Gerald J. Dampsey. - Mexico, D. F. : CIMMYT, 1996. - v, 33 p. ; 28 cm. - Natural Resources Group ; paper no. 96-08 . Includes bibliographical references. Open access. Subjects--Topical Terms: Plant--breeding.Corn--Breeding.Wheat--Breeding.Plant conservation.