2019 Black Cutworm Pheromone Trap Report Form
97 articles tagged "Insects & Mites".
Black cutworm trap cooperators have detected that moths are beginning their traverse to Indiana this past week.
As I write this, spotty showers are moving through the state. At this time of the year, my interest is where those fronts are moving from.
A wonderful reference to understand which Bt-traited corn has efficacy against specific insects is the “Handy Bt Trait Table.” New in this update are the known insects resistant to Bt toxins.
Armyworm has been an occasional, yet unpleasant, surprise throughout this summer to those with grass crops, e.g, corn, orchardgrass, etc. One instance of late planted corn was documented in Pest&Crop 2018.17 (July 27).
Combines are rolling and wagons of grain are heading for dryers and storage. Already, questions have been received about soybean seed observed to be shrunken and/or discolored.
Green cloverworm is considered an occasional defoliating pest of soybean, typically later in the growing season.
Corn earworm moth numbers have been relatively low this season until recently, as numbers have exploded in pheromone traps.
For reasons that are unclear – but likely related to two seasons of increased monitoring and spraying – the western bean cutworm damage is far lower than the past two seasons.
Several caterpillars in the ear can be very similar in appearance and habits, so identification to species of some of the worms in ears can be tricky. Note that, in general, you cannot use overall body color or damage for identification.
