812 by cutting the original bags into different pieces. The organic
Langkorn Spitzenreis “Thaibonnet-variety” was purchased from
Hofladen Dom€ane Dahlem, Berlin, Germany. The rice was kept
at 15 C for two weeks to kill any living insects (Fields,1992). After
this period, the grains were removed and kept under experimental
temperature and humidity conditions for 1 week before being used
in the experiments. The rice grain moisture content used for
experiment after the grain was kept at 15 C was 12e14%. The
moisture content was determined by using Pfeuffer Mess-