Tag Archives: RGB

Insect pest management in sorghum – a refresher

Sorghum head that has not sustained RGB damage during early grain fill, but is now infested with adults; showing full grain and no spotting of seed

Sorghum is most susceptible to crop loss from insect pests during flowering and grain fill, and this article deals mostly with these species (sorghum midge, helicoverpa and Rutherglen bug). However, some years there may be pest infestations in vegetative sorghum. Vegetative sorghum During the vegetative stages you may see a few armyworm or helicoverpa larvae causing shot-holes in the leaves,… Read more »