Goodman, Robert M., editor, 2004. Encyclopedia of plant and crop science. New York: M. Dekker. Malpass Library Reference, 2nd Floor REF SB45 .E486 2004
Holliday, Paul, 1998. A dictionary of plant pathology, 2nd edition. New York: Cambridge University Press. Malpass Library Reference, 2nd Floor REF SB728 .H65 1998
Lewis, Robert A., 2002. CRC dictionary of agricultural sciences. Boca Raton: CRC Press. Malpass Library Reference, 2nd Floor REF S411 .L39 2002
Stephens, Alan, 1998. Dictionary of Agriculture, 2nd edition. Chicago: Fitzroy Dearborn Publishers, Incorporated. Malpass Library Reference, 2nd Floor REF S411 .D573 1998