Nguyen Van Hon, Nguyen Thi Hong Nhan,Vo Van Son, Ho Thanh Tham, Le Viet Dung, Preston T R and Leng R A  2005: Effect of drenching with soybean oil on growth, nutrient utilization and rumen parameters of growing goats fed Vetiver and Trichanthera foliage.  Workshop-seminar "Making better  use of local feed resources" (Editors: Reg Preston and Brian Ogle) MEKARN-CTU, Cantho, 23-25 May, 2005. Article #12. Retrieved, from http://www.mekarn.org/proctu/hon12.htm