Zydenbos, S.; Barratt, B.; Bell, N.; Ferguson, C.; Gerard, P.; Mcneill, M.; Phillips, C.; Townsend, R.; Jackson, T. The Impact of Invertebrate Pests on Pasture Persistence and Their Interrelationship With Biotic and Abiotic Factors. NZGA R&P Series 2011, 15, 109-117.