1. Amador, M.F., andGliessman, S.R. 1990. An ecological approach for reducing external inputs through use of intercropping, p. 147–159,in S.R. Gliessman (ed.). Agroecology: Researching the Ecological Basis for Sustainable Agriculture. Springer-Verlag, New York.
2. Barnes, J.P., andPutnam, A.R. 1983. Rye residues contribute weed suppression in no-tillage cropping systems.J. Chem. Ecol. 9 (8):1045–1057.
3. Barnes, J.P., andPutnam, A.R. 1986. Evidence for allelopathy by residues and aqueous extracts of rye (Secale cereale L.).Weed Sci. 34:384–390.
4. Barnes, J.P., andPutnam, A.R. 1987. Role of benzoxazinones in allelopathy by rye (Secale cereale L.).J. Chem. Ecol. 13(4):889–905.
5. Barnes, J.P., Putnam, A.R., andBurke, B.A. 1986. Allelopathic activity of rye (Secale cereale L.) residues, pp. 271–286,in A.R. Putnam and C.S. Tang (eds.). The Science of Allelopathy: John Wiley & Sons, New York.