Rubenstein, Irwin. Genetic improvement of crops, emergent techniques ; papers from a symposium... - Mineapolis : University of Minnesota, 1980 - 236 p. : ilus. ; gráfs. LCCN: 53464 Subjects--Topical Terms: Genética vegetal.Plantas--Mejoramiento. Dewey Class. No.: 631.522 / R82