HOST PREFERENCES OF THE HAWAIIAN BEET WEBWORM, HYMENIA RECURVALIS( FAB.) (LEPIDOPTERA: PYRALIDAE) | ||||
| Egyptian Journal of Agricultural Research | ||||
| Article 9, Volume 86, Issue 2, July 2008, Page 531-540 PDF (2.05 MB) | ||||
| Document Type: Original Article | ||||
| DOI: 10.21608/ejar.2008.204890 | ||||
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| Authors | ||||
| SAYED H. HUSSEIN1; ATEF A. ABD-ELGAYED2 | ||||
| 1Plant Protection Research Institute, Agricultural Research Center, Dokki, Giza, Egypt | ||||
| 2Plant Protection Department, Faculty of Agriculture, Fayoum University, Egypt | ||||
| Abstract | ||||
| The present work was carried out at Faculty of agriculture, Fayoum Univ. under laboratory conditions (25*2°C and 68 ± 5% R.H.). The obtained results are summarized as follow: Third instar larvae of Hymenia recurva/is (Fab.) prefered 6•hosts namly, nettle leaf,wild beet, table beet, spinach, sugarbeet and pigweed. Percentages of attracted larvae on these hosts showed 24.3, 18.5, 17.7, 15.0, 13.7 and 10.5%, respectively. The respective attraction on hosts for egg laying were on table beet, spinach, sugarbeet, wild beet, nettle leaf and pigweed. Hawaiian beet webworm, H. recurvallscomplete its life cycle on all hosts with significant differences in parameters especially pre-oviposition period and rate of egg deposition /9. Lowest period and highest rate were recorded on nettle leaf. | ||||
| Keywords | ||||
| Hawaiian beet webworm; Hymenia recvrvalis Fab; host preferences; biology | ||||
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