Genetic improvement of crops : emergent techniques / edited by Irwin Rubenstein, [et all....] - Minneapolis : University of Minnesota Press, 1980. - xii, 242 p. ; 24 cm. ISBN: 0816609667 Subjects--Topical Terms: Plant breeding --Congresses; Crops --Genetics --Congresses. Dewey Class. No.: 631.53 RUB / 1088