EVALUATION OF SOME ENTOMOPATHOGENS ON THE RED PALM WEEVIL, RHYNCHOPHORUS FERRUGINEUS UNDER LABORATORY AND FIELD CONDITIONS | ||||
Egyptian Journal of Agricultural Research | ||||
Article 6, Volume 96, Issue 2, July 2018, Page 415-430 PDF (854.34 K) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/ejar.2018.133799 | ||||
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Authors | ||||
MOHAMED A. ALI1; HASAN K. BEKHIET1; DIDAIR A. RAGHEB2; ADL A. EL-FESHAWAY2 | ||||
1Plant Prot. Inst., ARC, Dokki, Giza, Egypt | ||||
2Plant Prot. Dept., Fac. Agric., Zagazig Univ., Egypt | ||||
Abstract | ||||
he present study was carried out at El-Kassasin district Ismailia Governorate, Egypt to evaluate the efficiency of three entomopathogens (Heterorhabditis. bacteriophora- HP-88, Metarhizium anisopliae and Bacillus thuringiensis subsp. Kurstaki ) against of the red palm weevil, Rhynchophorus ferrugineus under laboratory and field conditions. The results revealed that Heterorhabditis bacteriophora-HP-88 was most virulent to the red palm weevil, Rhynchophorus ferrugineus under laboratory conditions. On the other hand, the activity of M. anisopliae and B thuringiensis subsp. Kurstaki against red palm weevil were low. However, field experiments indicated that H. bacteriophora-HP-88, M. anisopliae and B. thuringiensis subsp. kurstaki had no external sign of recovery from the infestation levels | ||||
Keywords | ||||
Rhynchophorus ferrugineus; bioassay; entomopathogens; Metarhizium anisopliae; Heterorhabditis bacteriophora; Bacillus thuringiensis | ||||
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