Table 1. Days following silking to reach corn reproductive growth stages and approximate grain moisture (Abendroth et al., 2011).
Table 2. Average daily GDU accumulation during early-, mid-, and late-September and October for several Midwestern locations (1981-2010 average, Midwest Regional Climate Center).
Table 3. Average daily corn dry down rate for difference stages of the harvest season (Hicks, 2004).
Abendroth, L.J., R.W. Elmore, M.J. Boyer, and S.K. Marlay. 2011. Corn Growth and Development. PMR 1009. Iowa State University Extension, Ames, Iowa.
Hicks, D.R. 2004. The Corn Crop –Frost and Maturity. Univ. of Minnesota.