Tag Archives: insects

Cotton Squaring

We’ve had plenty of rain and warm weather over the past week and our fields are growing fast.  Some of our older cotton is squaring now. Water availability becomes a little more important to the plants now that the reproductive … Continue reading

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Public Health Pest Control (Cat. 8) Training and Exam

Training manuals from Clemson DPR website. Pre Registration Form for Cat. 8 exam:  pre-registration-form

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Lots of Thrips Damage in Cotton

In the last couple issues of Clemson Entomologist Jeremy Greene’s Cotton/Soybean Insect Newsletter, Dr. Greene mentions the Thrips Infestation Predictor (TIP) tool.  This tool predicts the thrips pressure of cotton based on planting date.  The chart below is from the TIP website … Continue reading

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Question of the Week: Assassin Bug

Last week the question was:  What insect laid these eggs on this wheat head? These are the eggs of an assassin bug (F: Reduviidae).  There are lots of species of assassin bugs and they are excellent predators.  They have piercing/sucking mouthparts … Continue reading

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Question of the Week: Monarch

Last week the question was:  What will this be when it grows up? One day this caterpillar will pupate and become a monarch butterfly.  Monarch caterpillars can frequently be found on milkweed throughout the country during the spring and summer … Continue reading

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Question of the Week: Bagworm

Last week the question was:  What is this? This is a bagworm.  Bagworms are a relatively minor pest of mostly evergreen trees and shrubs.  It is a caterpillar that builds a protective bag around it as it develops.  Eggs are … Continue reading

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Question of the Week: Entomopathogenic Fungi

Last week the question was:  Why did this grasshopper climb to the top of this plant just before he died? This grasshopper has fallen victim to an entomopathogenic fungus.  There are several species of such fungi that in infect insect … Continue reading

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Question of the Week: Alfalfa Hopper

Last week the question was:  What will this nymph grow up to be? The is the nymph of a threecornered alfalfa hopper.  This is a species of treehopper that can be a pest on certain crops, usually legumes.  They have … Continue reading

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Question of the Week: Lubbers

Last week the question was:  Why is the larger grasshopper giving a piggyback ride to the smaller one? Well, this isn’t exactly a piggyback ride.  These two lubber grasshoppers are mating.  The smaller one is the male and the larger … Continue reading

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Question of the Week: Whiteflies

Last week the question was:  What is this on the underside of this cotton leaf? These are whiteflies.  Whiteflies are similar to aphids in that they are piercing/sucking insects and feed on the sap within plants.  They excrete honeydew as … Continue reading

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