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Insecticidal baits are proven effective tactics for domestic cockroach species, but limited information about their use and efficacy exist for outdoor applications targeting peridomestic species. We evaluated three commercial bait products against large populations of Turkestan cockroaches at two pu...

The Argentine ant, Linepithema humile (Mayr), is a worldwide agricultural and urban pest of Mediterranean and subtropical climates. They often displace native ant species when introduced into new areas. The Argentine ant is a tramp species that easily adapts to new environments and lives in close as...

The distance and speed that workers of Argentine ant, Linepithema humile (Mayr), dispersed food was determined by feeding colonies sucrose + red dye. The maximum distances that the dye was dispersed was 33, 48, and 54 m at 24, 48, and 72 hours, respectively. The addition of 0.001% and 0.0001% fipron...

Anoxia resulting from contained atmospheres of ~ 0 .1 % oxygen (1,000 ppm) was lethal to all stadia of a variety of insect pests commonly encountered in museums and other sensitive areas. Low % 02 in a closed system was achieved and maintained by displacement with gaseous nitrogen. The effect of ano...

A population of the Formosan subterranean termite, Coptotermes formosanus Shiraki, detected in February 1992, was determined to be well established within a limited residential area of La Mesa, San Diego County, California, U.S.A. The large size of workers and soldiers, and annual swarms of reproduc...