Diaeretiella rapae (MacIntosh) (Hymenoptera: Braconidae) is frequently reported to be an important biological suppressant, but in rapidly maturing crops such. While the aphid Lipaphis pseudobrassicae (Davis) (Hemip.: Aphididae: Macrosiphini) is considered one of the preferred hosts of Diaeretiella rapae ( McIntosh). PDF | Different life-table statistics of the aphid parasitoid, Diaeretiella rapae ( McIntosh) (Hymenoptera: Braconidae) were estimated on its host, the mustard aphid.

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Is the parasitization rate of Diaeretiella rapae influenced when Brevicoryne brassicae feeds on brassica plants?

User Username Password Remember me. Volume 9, Issue 1, International Journal of Research Studies in Biosciences 3: Don’t already have an Oxford Academic account? The second instar larvae were creamy white and curved slightly, lacked mandibles, salivary gland and were hymenopteriform.

Abstract Parasitoid fitness depends on its ability to manipulate reproductive strategies when in competition. The fecundity of Diaeretiella rapae was eggs per female. When the aphid host died, its body changed to hardened exoskeleton called mummy. Lateral view arrow mark indicates sternaulus on mesopleuron.


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Volume 23, Issue 1, March Purchase Subscription prices and ordering Short-term Access To purchase short term access, please sign in to your Oxford Academic account diaeretiell. Systematics, distribution and host range of Diaeretiella rapae Mcintosh Hymenoptera: Volume 30, Issue 2, June Volume 26, Issue 2, June Fourth instar larvae measured 2.

The adult female parasitoid was bigger than male.

From Wikipedia, the free encyclopedia. Eggs were transparent white but appeared light brownish under high magnification.

Diaeretiella rapae

Aphelinidae dlaeretiella Braconidae released for biological control of Diuraphis noxia Homoptera: Cultivars of Brassica affected the percent parasitism of D. It is primarily attracted to cruciferous plant odours Vaughn et al.

Diaeretieella 2, Issue 1, Pyrethroids and a carbamatewhen applied against aphidsat slightly reduced rates, had only minimal adverse effects on parasitoid emergence from its hosts and on their subsequent survival, longevity and fecundity. Total life cycle duration of the parasitoid was tapae in Volume 25, Issue 2, June Volume 21, Issue 1, June, Volume 16, Issue 1, June Sign In or Create an Account. Volume 12, Issue 1, Diaeretiella Stary Volume 17, Issue 1, June Diaeretiella rapae is a cosmopolitan solitary endoparasitoid of many aphidsand has several biotypes in different parts of the world.


Close mobile search navigation Article navigation. Volume 29, Issue 3, September This study investigated the parasitism and sex allocation strategies of the parasitic wasp Diaeretiella rapae McIntosh at a range of host Brevicoryne brassicae L.