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Raid is the brand name of a line of insecticide products produced by S. C. Johnson & Son, first launched in 1956. The initial active ingredient was allethrin, the first synthetic pyrethroid. [1] Raid derivatives aimed at particular invertebrate species can contain other active agents such as the more toxic cyfluthrin which is also a pyrethroid. [2]
This is done because pyrethrin concentration has been shown to increase as elevation increases to this level. Growing these plants does not require much water because semiarid conditions and a cool winter deliver optimal pyrethrin production. The Persian chrysanthemum C. coccineum also produces pyrethrins but at a much lower level. Both may be ...
Outdoor spiders are hard at work, devouring home and garden pests such as ants, flies, mosquitoes, aphids, and thrips. It’s estimated they kill 400 to 800 million metric tons of prey worldwide ...
Spider behavior refers to the range of behaviors and activities performed by spiders. Spiders are air-breathing arthropods that have eight legs and chelicerae with fangs that inject venom . They are the largest order of arachnids and rank seventh in total species diversity among all other groups of organisms [ 1 ] which is reflected in their ...
Spiders are relatively easy pests to get rid of, says Emma Grace Crumbley, entomologist for Mosquito Squad. “They do not have wings and cannot fly away, and while some spiders are speedy and can ...
The spider usually strikes from a distance of 10 to 20 millimetres (0.39 to 0.79 in) and the entire attack sequence only lasts 1/700th of a second. [5] After making the capture, the spider typically bites the prey with venomous effect, and wraps it in the normal spider fashion with silk from the spinnerets.