Norris, R.F., W.R. Cothran, and V.E. Burton. “Interactions Between Winter Annual Weeds and Egyptian
Alfalfa Weevil in Alfalfa.” J. Econ. Entomol., 77(1984):43-52.
Rajotte, E.G., R.F. Kazmierczak, Jr., G.W. Norton, M.T. Lambur, and W.A. Allen. The National Evaluation
of Extension’s Integrated Pest Management (IPM) Programs. VCES 491-010. Va. C∞p. Ext. Svc.,
February 1987.
Senst, K.M. and R.C. BerbereL “Effects of Winter Grazing of Dormant Alfalfa Stands on Populations of
Hypera Postica (Gyllenhal) and Its Parasite Bathyplectes Curculionis (Thomson).” J. Kansas Entomol.
Society., 53(1980):230-234.
Sersland, CJ. “Cost Analysis of the Steer and Heifer Processing Industry and Implications on Long-Run
Industry Structure.” Ph.D. diss., Okla. SL Univ., December 1985.
Suits, D.B. “Use of Dummy Variables in Regression Equations.” J. Amer. Stat. Assoc., 52(1957):548-551.
Tomek, W.G. “Using Zero-One Variables with Time Series Data in Regression Equations.” J. Farm Econ.,
45(1963):814-822.
Ward, C.E. “Buyer Preferences for Alfalfa Hay Attributes.” N.C. J. Agr. Econ., 9(1)(1987):289-296.
Ward, C.E. “Evolution of and Keys to Developing an Effective Multidisciplinary Extension Program.” Paper
presented at So. Ext. Workshop on Integrating Extension Educational Programs for Profitability.
Knoxville, TN, July 1988.
Wilson, R.G., Jr. “Weed Control in Established Dryland Alfalfa.” Weed Science, 29(1981):615-618.
115