L. Kealhofer et Dr. Piperno, EARLY AGRICULTURE IN SOUTHEAST-ASIA - PHYTOLITH EVIDENCE FROM THE BANG-PAKONG VALLEY, THAILAND, Antiquity, 68(260), 1994, pp. 564-572
Phytoliths - the microscopic opal silica bodies inside Plant tissue th
at often survive well in archaeological deposits - are becoming a larg
er part of the world of human palaeobotany. They give a new view of ea
rly rice in southeast Asia.