A network that helps people worldwide obtain rapid advice and information on crop protection, including the identification and management of plant pests.
PestNet is a network that helps people worldwide obtain rapid advice and information on crop protection, including the identification and management of plant pests. It started in 1999. Anyone with an interest in plant protection is welcome to join. PestNet is free and is moderated, ensuring that messages are confined to plant protection.
Crops > Grains > Maize > Astylus atromaculatus, maize beetle, South Africa
February 2012. A request to iodentify the beetle (thought to be a cerembycid) that was found feeding on soybean and lab-lab bean leaves in South Africa.
It was identified as the Maize spotted beetleAstylus atromaculatus a Melyrid beetle. It was thought likely tha the beetle was feeding on senescing plant tissue, but there is evidence that they feed on pollen. Two references were given to the beetle:
It is found on many crops, including beans, soybeans and sunflowers, and is generally not regarded as a problem species. A little more information and some photos may be seen in the maize section of ‘Pests of Field Crops of Southern Africa’ (www.pestsandcrops.com).