Biology and Feeding Habits of Orius tristicolor (Hemiptera: Anthocoridae)

摘要: Studies were conducted on the biology of Orius tristicolor White at various temperatures and photoperiods. The lima bush bean, Phase olus limensis , was used as a host plant for Pacific spider mite, Tetranychus pacificus McGregor which O. in feeding Studies. females usually mated soon after emergence from 5th instar began oviposition 2–3 days later. eggs laid bean leaf petiole, female an average 129±12 during her life span. Some descriptive information is given egg, nymphs, adults. span adults markedly shortened where leaves only food. nymphal development required about 26, 14, 8.5 21.1, 25.5, 33.3°C, respectively. Adult longevity 35 25.5°C with 12 hours light dark per day, mites There high degree cannibalism by when they placed cages despite presence