Vemuganti et al. (1980) reported that the bulk
density and moisture content of flint corn and
dent corn have the linear relationship. On the
other hand, Brusewitz (1975) and Nelson (1980)
expressed their relationship by using a polynomial
of the second or higher degree. Also, Brusewitz
(1975) commented that bulk density of seed corn
reached a maximum value at around 30%
moisture content.
However, in contrast to the trend of the values
of bulk density for rough rice, the linear models for
flint and dent corn show that bulk density of corn
decreases with an increase in moisture content.