Chemical control of cabbage aphids must begin early, before infestations become severe, and treatments must be applied regularly in order to be effective. Field experiments were conducted in the Faculty of Agriculture Farm, Suez Canal University, Ismailia Governorate during 2012/13 and 2013/14 seasons. Preventing Problems: Pull up and compost old plants, because cabbage aphids can overwinter in dead plant tissue. Duchovskiene L, 2005. However, the journal retains the right to exploit subsidiary rights on behalf of the authors. In aphids, there are two small pipes called cornicles or siphunculi (tailpipe-like appendages) at the posterior end that can be seen if you look with a hand lens. Juss.) The green peach aphid feeds on over 300 species of plants and does not cause serious damage on cole crops. Some features of the site may not work correctly. The poplar petiole gall aphid is readily identified by its habits. Authors are able to enter into separate, additional contractural arrangements for the non-exclusive distribution of the journal's published version of the work (e.g. Authors are permitted and encouraged to post their work online (e.g., in institutional repositories or on their website) prior to and during the submission process with full disclosure to the journal, as it can lead to productive exchanges, as well as earlier and greater citation of published work. Effective OMRI-approved materials include azadirachtin, oils, and soaps. On leafy vegetables, the aphid complex will consist primarily of green peach aphid, Myzus persicae, potato aphid, Macrosiphum euphorbiae and turnip aphid, Lipaphis erysimim. Nachrichtenblatt fur den Pflanzenschutz in der DDR, 34(1):16-17. Cabbage aphid (Brevicoryne brassicae L.) injury with autumn and spring infestation of winter rape. There are natural insect predators and parasitoids of aphids that may serve as biological control agents whose populations can be augmented using insectary plants. Poplar petiole gall aphid (Cabbage root aphid) Pemphigus populitransversus Riley. Cabbage aphid, Brevicoryne brassicae L. is one of the most important pests on canola worldwide and in Egypt. Cultural Management Of course cultural practices should be the first line of defense. Following publication in Archives of Agricultural Sciences Journal, the author should update the repository, and include a citation and link to the published work. Use selective materials to protect natural enemies of cabbage aphid. Although aphids seldom kill a mature plant, the damage they do and unsightly honeydew they generate sometimes warrant control. Abstract Seasonal abundance dynamic of cabbage aphid Brevicoryne brassicae … Aphids tend to be the most abundant on upwind field edges so check these areas first. Cabbage aphid, Brevicoryne brassicae L. is one of the most important pests on canola worldwide and in Egypt. C, Journal of biosciences, By clicking accept or continuing to use the site, you agree to the terms outlined in our. The turnip aphid looks very much like the cabbage aphid but lacks the waxy bloom. Canola crop, cabbage aphid, neonicotinoids seed treatment, salicylic acid. ), with serious outbreaks occurring only sporadically. Abstract. Archives of Agricultural Sciences Journal is an Open Access Journal, and articles published are distributed under the terms of the Creative Commons Attribution-Non Commercial License (CC BY-NC). A border spray in autumn/early winter, when aphids begin to move into crops, may provide sufficient control without the need to spray the entire paddock. Adults and nymphs feed on the roots of some cruciferous crops. Do not plant a host crop in the same field where one grew the year before. It demands systematic control and several sprayings are achieved during plant cycle. Dodd, G.D. & van Emden (1979). However, cabbage aphid management in certified organic systems is very challenging because tools are limited and reports evaluating efficacy of insecticides used in organic systems are sparse. Key words: Canola crop, cabbage aphid, neonicotinoids seed treatment, salicylic acid. The cornicles of the cabbage aphid are relatively shorter than those of other aphids with the exception of the turnip aphid Lipap… Harvest Brussels sprouts often, because sprouts left too long can serve as aphid nurseries. Since aphids can reproduce without mating, their populations can grow quickly, especially when the temperature is warm. 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