The research aspect has searched for vetiver grass varieties suitable for various ecotypes,
its advantage to control erosion, retain soil moisture, and improve soil productivity. The
proven results have been demonstrating in the study center and disseminating to farmers
and interested people to practice in their farms. More than 4 millions vetiver seedling,
named Suratthani, have been distributing annually. Vetiver grass planting campaign for
soil and water conservation were illustrated to the farmers, community, and municipality
combine with technology transfer have been proceeding all year round as an extension activity