The chamber was maintained at 25 ◦C and 70%
relative humidity (RH) in a controlled environment laboratory with
the aid of a portable dehumidifier (Edenaire, Model ED 50106S,Enmark (M) Sdn. Bhd., Malaysia), and monitored with temperature/
humidity sensors (Model U14-001, HOBO LCD Data Logger,
Onset Computer Corporation, USA).