The bridge is on the way to the center of Tay Giang district, Quang Nam province, which was a very high embankment with rocky soil and being ready to be eroded. To protect this infrastructure, Tay Giang District planted Vetiver grass on the contour with a strict caring procedure at the beginning. After 01 month of implementation, the grass grew well and guaranteed requirements of specifications.

One month after the plantation

The 1st trimming after 6 months

A comparison of the 2 slops with Vetiver and without Vetiver after 2 years.