There have been a number of reports of mirid infestation in cotton on the Central Highlands and at St George. Recent research has focused on the development of plant-based thresholds that should make it easier to make decisions about mirid control.
Solenopsis mealybug (Phenacoccus solenopsis) was first identified at Emerald and the Burdekin during the 2009-10 cotton growing season. This sucking pest causes leaf distortion, stunting and reduced boll size and number. Heavy infestations can lead to plant death. Solenopsis mealybugs also produce a honeydew which affects photosynthesis and leads to sooty mould development on lint. This pest has the potential… Read more »