Efficacy of entomogenous fungi on biological suppression of Pentalonia nigronervosa f. caladii Van der Goot of cardamom (Elettaria cardamomum Maton)
DSpice at Indian Institute of Spices Research
View Archive InfoField | Value | |
Creator |
MATHEW, M J
SAJU, K A VENUGOPAL, M N |
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Date |
2006-09-20T07:11:05Z
2006-09-20T07:11:05Z 1998-06 |
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Identifier |
Journal of Spices and Aromatic Crops 7 (1) : 43-46 (1998)
0971-3328 http://hdl.handle.net/123456789/88 |
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Description |
Experiments were conducted in the laboratory on the biological suppression of the aphid Pentalonia nigronervosa f. caladii of cardamom (Elettaria cardamomum) using four entomogenous fungi namely, Beauueria bassiana, B. brongniartii, Verticillium chlamydosporium and Metarhizium anisopliae., Fungal spore suspenĀ¬sions (1x10' spores/ml) when applied on the aphid colonies caused mortality to both apterous adults and nymphs ranging from 37.0 to 96.6 per cent and 32.8 to 75.4 per cent, respectively. B. bassiana was the most potent biocontrol agent effecting 96.6 and 75.4 per cent mortality for adults and nymphs, respectively, in the indirect exposure method and 65.9 and 70.9 per cent, respectively, in the direct exposure method.
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300367 bytes
application/pdf |
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Language |
en
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Publisher |
Indian Society for Spices
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Subject |
biological suppression
cardamom aphid Elettaria cardamomum entomogenous fungi Pentalonia nigronervosa f caladii |
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Title |
Efficacy of entomogenous fungi on biological suppression of Pentalonia nigronervosa f. caladii Van der Goot of cardamom (Elettaria cardamomum Maton)
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Type |
Article
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