Chopra, V.L.. Genetic Manipulation for Crop Improvement / Textual Documents V.L.Chopra. - 1st ed. / - New Delhi : Oxford & IBH Publishing Co.Pvt. Ltd. , ©1985. - 326p. ; 22cm. Subjects--Index Terms: Genetic Manipulation Crop Improvement Botany G-Botany Dewey Class. No.: 581.158 / Ch 455 Ge