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The Colorado potato beetle ( Leptinotarsa decemlineata) is also known as the Colorado beetle, the ten-striped spearman, the ten-lined potato beetle, or the potato bug. It is a major pest of potato crops. It is about 10 mm ( in) long, with a bright yellow/orange body and five bold brown stripes along the length of each of its elytra.
An adult beetle can eat about twenty three eggs or three third instar larvae of the Colorado potato beetle each day. After mating, the females lay eggs singly in the soil near potato plants. A glandular secretion causes soil granules to stick to the eggs which serves to camouflage them. Each female can lay up to 1300 eggs over the course of a ...
Beauveria bassiana is a fungus that grows naturally in soils throughout the world and acts as a parasite on various arthropod species, causing white muscardine disease; it thus belongs to the group of entomopathogenic fungi. It is used as a biological insecticide to control a number of pests, including termites, thrips, whiteflies, aphids and ...
The beetle Native ranges of the Colorado beetle and the potato. The Colorado potato beetle, also known as the "ten striped spearman", is a common pest of potato crops. It is most likely native to the area between Colorado and northern Mexico, and was discovered in 1824 by Thomas Say in the Rocky Mountains. Since the mid-nineteenth century, it ...
However, the major impact of beetles on human life is as agricultural, forestry, and horticultural pests. Serious pests include the boll weevil of cotton, the Colorado potato beetle, the coconut hispine beetle, and the mountain pine beetle.
The Colorado potato beetle has evolved resistance to 52 different compounds belonging to all major insecticide classes. Resistance levels vary across populations and between beetle life stages, but in some cases can be very high (up to 2,000-fold).
Kogan and Goeden, 1970. Synonyms. Lema trilineata ( Olivier, 1808) Crioceris trilineata Olivier, 1808. Lema trivittata Say 1824. Lema daturaphila, commonly known as the three-lined potato beetle, is a species of beetle in the family Chrysomelidae. It is originally from Central and North America, but has spread elsewhere.
Coleomegilla maculata, commonly known as the spotted lady beetle, pink spotted lady beetle or twelve-spotted lady beetle, is a large coccinellid beetle native to North America. The adults and larvae feed primarily on aphids and the species has been used as a biological control agent. Based on name connotation and to avoid confusion with other ...