The districts on the Perak River are mostly peopled by Malays.
The process has been in use on Cicely Estate (Perak) for some years.
Ang or hang is much employed in Kedah and Perak, and kau in other parts of the peninsula and in Borneo.
This plant flourishes to a great extent in Perak and its stems may be cut off twice a year.
Small quantities have also been found on the western slope in Perak.
The ranges are two, running parallel to one another, with the valley of the Perak between them.
In some parts of the peninsula (Perak, for example), sampang is used instead of sampat.
The Semang of Perak is somewhat less rude, and speaks a different dialect.
Perak also possesses some 600 miles of excellent metalled cart-road, and the length of completed road is annually increasing.
The principal rivers on the west coast are the Perak, the Bernam and the Muar.