Burton, L. DeVere Agriscience : fundamentals and applications / L. DeVere Burton - 5th ed. - Clifton Park, NY : Delmar, Cengage Learning, 2009 - xiii, 835 p. : ill. (chiefly col.), col. maps ; 29 cm. ISBN: 9781435419667 RM351.94 1435419669 Subjects--Topical Terms: Agriculture