Herren, Ray V. Introduction to biotechnology : an agricultural revolution / Biotechnology Ray V. Herren. - second edition. - Clifton Park, NY : Delmar, Cengage Learning, 2013. - xxi, 420 pages : illustrations (some colored.) ; 29 cm. Includes index. ISBN: 9780840031273 Subjects--Topical Terms: Agricultural biotechnology--Textbooks. Dewey Class. No.: 660.6