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Below you'll see everything we could locate for your search of “insecticides”
Different species of caterpillars can be detrimental to fruit and vegetable crops in the Southeast. Ayanava Majumdar, Extension entomologist with the Alabama Cooperative Extension Service, says although recent storms in the Southeast have slowed down moth activity, pests are still looming due to the heat. According to Majumdar, armyworms seem to be active. Beet armyworms are usually the first insects …
Whiteflies vector diseases that can deteriorate crops and drastically reduce yield. Whiteflies have proven to be a major pest in Florida tomatoes and cucurbits. According to Stansly, whiteflies can cause severe problems in tomatoes. “You can have irregular ripening, so even if you’re using a variety that’s resistant to the viruses, you can still run into trouble if the populations …
As two-spotted spider mites continue to be a serious issue in Florida strawberry fields, Justin Renkema, former assistant professor at the University of Florida, has been working with his colleagues to figure out where these spider mites come from and how best to manage them. He has conducted spider mite research over the past two strawberry seasons. Renkema presented his …
Squash bugs can be tricky to find and even more of a struggle to kill. Ayanava Majumdar, Extension entomologist with the Alabama Cooperative Extension Service, says he has gotten several calls from producers about squash bug infestations. According to Majumdar, there are no easy solutions to squash bug infestations, which is why this pest continues to be a major issue …
The correct equipment can give growers more even insecticide sprays. Ayanava Majumdar, Extension entomologist with the Alabama Cooperative Extension Service, wants growers to think about equipment when thinking about insecticides. Since the summer season is beginning, Majumdar is encouraging growers to check on the condition of their spray equipment. “Oftentimes we forget to check the condition of the equipment, and …
Water is one of the most critical issues in the modern agricultural world. “We need to conserve water,” says Ayanava Majumdar, an Extension entomologist for the Alabama Cooperative Extension System. Majumdar has been looking at how irrigation can impact pest management. “Irrigation is related to plant health, which is related to … pests and how well your plants resist those …
David Riley, a professor of entomology at the University of Georgia, says that two pests have been big issues for Southeastern vegetable growers: diamondback moth (DBM) and whitefly. DIAMONDBACK MOTH DBM continues to be a struggle for Southeastern vegetable growers, mostly due to insecticide resistance. Riley says that DBM resistance in cabbage and collards is a long-standing problem. “Diamondback moth …
If the weather is hot and dry, growers will want to keep an eye out for spider mites. According to Ayanava Majumdar, an Extension entomologist for the Alabama Cooperative Extension System, high populations of spider mites can devastate vegetable crops. There are several different types of spider mites, including twospotted mites, russet mites, rust mites and broad mites. All of …
By Jaci Schreckengost Many Florida strawberry and blueberry growers face similar challenges when managing mites and insects. Chilli thrips affect strawberries by feeding on the foliage and fruit of the crop. The pest affects blueberries by feeding on new growth in the spring and summer. Chilli thrips are relatively new to Florida growers, said Justin Renkema, assistant professor at the …
Selecting insecticides can be extremely cumbersome and complex. Ayanava Majumdar, Auburn University Extension entomologist, says there are five different “mode of action” categories that can help conventional growers decide what kind of insecticide will be most effective in their production systems. The five categories are contact poisons, insect growth regulators, mitochondrial or cellular respiration inhibitors, Bacillus thuringiensis and the unknown. …
