1. M.S.A. Addala(1982 ) Effect of, application methods on the performance of soil applied herbicides., Ph.D. Thesis , University of Reading.
2. L.E. Bode, and M.R. Gebhardt(1968 ) Low volume (0.5-5 GPA) applicators for pre-emergence herbicides . Proceedings of the North Central Weed Conference, 49 -50 .
3. T.H. Byast, E.G. Cotterill, and R.J. Hance(1977 ) Methods of analysis for herbicide residues . ARC Weed Research Organization, Technical Report No. 15, 2nd edition.
4. Adsorption, Desorption, and Leaching of Nitrofen and Oxyfluorfen