Two ecotypes (Mae hae and Songkha 3) of the Vetiver grass (V. zizanioides) were kindly supplied by the Royal Project Foundation (Chiangmai, Thailand) and the Land Development Department (Nakhon Rachasrima, Thailand), respectively
Two ecotypes (Mae hae and Songkha 3) of the Vetivergrass (V. zizanioides) were kindly supplied by the RoyalProject Foundation (Chiangmai, Thailand) and the LandDevelopment Department (Nakhon Rachasrima, Thailand),respectively