Table 1. Days following silking to reach corn reproductive growth stages and approximate grain moisture (Abendroth et al., 2011).
Cross section of kernels following physiological maturity. The black abscission layer is visible at the tip of the kernels.
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).
Author: Mark Jeschke
The foregoing is provided for informational use only. Please contact your Pioneer sales professional for information and suggestions specific to your operation. Product performance is variable and depends on many factors such as moisture and heat stress, soil type, management practices and environmental stress as well as disease and pest pressures. Individual results may vary.