R.I. Gara, A. Sarango and P.G. Cannon (1991) “THE ROLE OF CHEMICAL CONTROL IN AN INTEGRATED PEST MANAGEMENT OF THE NEOTROPICAL WALNUT SHOOTBORER, GRETCHENA GARAI (LEPIDOPTERA: TORTRICIDAE) IN ECUADOR”, Journal of Tropical Forest Science (JTFS) , 4(2), pp. 147–150. Available at: https://jtfs.frim.gov.my/jtfs/article/view/1987 (Accessed: 19 May 2024).