Author(s) Coates WW, Grant JA, Hasey JK, Leslie CA, Siebert JB, Van Steenwyk RA, Verhaeghe A Publication Year 1972 Description Van Steenwyk, R.A., A. Verhaeghe, C.A. Leslie, W.W. Coates, J.A. Grant, J.K. Hasey, C.J. DeBuse 2012. Categories Orchard Establishment Replanting Walnut Husk Fly