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Research Paper | Agriculture | Egypt | Volume 3 Issue 9, September 2014 | Popularity: 6.1 / 10
Evaluations of Two Metarhizium varieties against Tuta absoluta (Meyrick) (Lepidoptera: Gelechiidae) in Egypt
Sabbour M. M., Singer, S. M.
Abstract: The LC50 of M. anisopliae var. frigidum 156X104 and 168 X104 spores/ml under laboratory and greenhouse effect, respectively. The corresponding LC50of M. flavoviride var. minus were 169 X104 and 172 X104spores/ml. The higest yied obtained in El-Esraa (Nobaryia) 3999 49.41 and 4697 49.33 Tons/kg in El-Kassaseen (Ismailia) after M. anisopliae var. frigidum treatments the yield loss ranged between 7 and 72 % in the two regions. The infestations with Tuta absoluta significantly decreased in plots treated with M. anisopliae var. frigidum as compared to the control plots.
Keywords: Tuta absoluta, M anisopliae var frigidum M flavoviride var minus
Edition: Volume 3 Issue 9, September 2014
Pages: 1983 - 1987
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