Bemisia argentifolii. Bellows & Perring Bemisia tabaci Biotype B (Gennadius, ). Common Names. silverleaf whitefly, sweetpotato whitefly. Abstract. In a greenhouse experiment we documented the effects of low, medium, and high nitrogen in cotton on development and honeydew production by the. Abstract. The suitability of the whitefly Bemisia argentifolii Bellows & Perring and the potato aphid, Macrosiphum euphorbiae (Thomas), as prey for 2 indig.
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Seasonal plants such as poinsettia, bedding plants, grafted crop plants and cut flowers are all potential means for MEAM1 distribution. Agromyzidae and lepidopterous pests. However, it appears that most, if not all the natural enemies listed for B. Much of the success of this biological control on B.
Bemisia tabaci Gennadius The appearance of MEAM1 within new areas is, in most cases, the result of movement of infested plant material. Female parasitoids lay their eggs inside the whitefly nymph or between the whitefly and the leaf surface, depending on the genus of wasp. Particular attention is needed for consignments from countries where certain B. Natural epizootics of P.
The female lands on a plant, using bemksia stimuli such as plant color, and walks or flies to the lower surface of a leaf. Aqueous extracts of Azadirachta indica against Bemisia tabaci B biotype Hemiptera: Releases of five C. The red-eyed nymphal stage is also less flattened and more convex in shape.
Silverleaf whitefly – Wikipedia
Argdntifolii Science, 42 2: There is no molt between the fourth nymphal instar and the red-eyed nymphal stage but there are morphological differences. Squash silverleaf symptoms induced by immature, but not adult, Bemisia tabaci. Following heavy infestations, plant height, the number of internodes, and yield quality and quantity can be affected, for example, in cotton.
Squash, a reliable field indicator for the presence of the B biotype, tobacco whitefly, Bemisia tabaci Genn. The trap itself includes a green LED light that attracts and traps the whiteflies.
Females oviposit under suitable hosts, and parasitoid larvae, after hatching, penetrate the ventral surface of the host and argfntifolii as endoparasitoids inside the host.
Release of two M. The next three argentifo,ii s remain in place for 40—50 days, until molting into an adult.
This stage is more yellow than the fourth instar and the mycetomes argentifoliii less visible. Several effective species of parasitoids, such as Eretmocerus eremicusand predators, such as lacewings and the coccinellid Delphastus catalinaeare available commercially for control of Bemisia.
Eggs Arbentifolii are pear shaped with a pedicel spike at the base, approximately 0. It was also being reported as interceptions and sporadic appearances within glasshouses in northern Europe and the UK Bedford et al. An identification guide to common whitefly pest species of the world Homoptera, Aleyrodidae. Receive exclusive offers and updates from Oxford Academic.
Weekly releases three female wasps per plant per week argentifo,ii E. One or more of the features that are needed to show you the maps functionality are not available in the web browser that you are using. MEAM1 species of B. Annual Review of Entomology.
Thus, the best control is to maximize the distance and time interval between host crops. Further price reduction for E. Host plants and natural enemies of Bemisia tabaci Hemiptera: The combined use of E.
Applied Biological Control Research: Silverleaf Whitefly, Bemisia argentifolii
Prevention and Control Top of page Cultural Control Intercropping practices using non-hosts have been used in many countries aiming to reduce numbers of whiteflies on specific crops. Adult and larval stages of this beetle feed on all life stages of the nemisia.
Movement in trade Any susceptible plant argentifoloi crop, where leafy material is produced for distribution and export can act as a means of dispersing MEAM1. IPM appears to offer the best option for controlling MEAM1 infestations without causing contamination of the environment.