Disbury, M., Cane, R., Haw, J., Gilmer, S. and Garner, S. (2004) “Field evaluation of spinosad for control of the willow sawfly (<i>Nematus oligospilus</i>) in Hawkes Bay”, New Zealand Plant Protection, 57, pp. 244–247. doi: 10.30843/nzpp.2004.57.6900.