Evaluation of Australian Ladybird Beetle Cryptolaemus montrouzieri Mulsant against Green Shield Scale Chloropulvinaria psidii (Maskell) on some Medicinal Plants
Severe infestation of green shield scale Chloropulvinaria psidii (Green) was observed during 2003-04 on the medicinal plants namely Withania somnifera, Madhuca longifolia, Mimusops elengi and Wrightia tinctoria. The Australian ladybird beetle Cryptolaemus montrouzieri Mulsant was released @ 20 larva...
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Society for Promotion of Horticulture - Indian Institute of Horticultural Research
2008
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oai:doaj.org-article:96215c685532470190e81224c33059eb2021-12-02T10:28:49ZEvaluation of Australian Ladybird Beetle Cryptolaemus montrouzieri Mulsant against Green Shield Scale Chloropulvinaria psidii (Maskell) on some Medicinal Plants0973-354X2582-4899https://doaj.org/article/96215c685532470190e81224c33059eb2008-12-01T00:00:00Zhttps://jhs.iihr.res.in/index.php/jhs/article/view/586https://doaj.org/toc/0973-354Xhttps://doaj.org/toc/2582-4899Severe infestation of green shield scale Chloropulvinaria psidii (Green) was observed during 2003-04 on the medicinal plants namely Withania somnifera, Madhuca longifolia, Mimusops elengi and Wrightia tinctoria. The Australian ladybird beetle Cryptolaemus montrouzieri Mulsant was released @ 20 larvae/plant. Following the release of C. montrouzieri , the scale population declined from 173.48 to 4.35/plant on W. somnifera, 30.49 to 1.20/plant on M. longifolia, 90.20 to 3.57/plant on M. elengi and 240.86 to 4.92/plant on W. tinctoria. There was 89.13 to 97.96% reduction in scale population 45-75 days after release of C. montrouzieri on the above medicinal plants. No other natural enemy, except C. montrouzieri, was recorded on C. psidii. There was no correlation between temperature, relative humidity or rainfall and scale population. Hence, the reduction in population of green shield scale was attributed mainly to the action of C. montrouzieri.M ManiA KrishnamoorthySociety for Promotion of Horticulture - Indian Institute of Horticultural Researcharticlechloropulvinaria psidiicryptolaemus montrouzieriwithania somniferamadhuca longifoliamimusops elengiwrightia tinctoria.Plant cultureSB1-1110ENJournal of Horticultural Sciences, Vol 3, Iss 2, Pp 176-179 (2008) |
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chloropulvinaria psidii cryptolaemus montrouzieri withania somnifera madhuca longifolia mimusops elengi wrightia tinctoria. Plant culture SB1-1110 |
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chloropulvinaria psidii cryptolaemus montrouzieri withania somnifera madhuca longifolia mimusops elengi wrightia tinctoria. Plant culture SB1-1110 M Mani A Krishnamoorthy Evaluation of Australian Ladybird Beetle Cryptolaemus montrouzieri Mulsant against Green Shield Scale Chloropulvinaria psidii (Maskell) on some Medicinal Plants |
description |
Severe infestation of green shield scale Chloropulvinaria psidii (Green) was observed during 2003-04 on the medicinal plants namely Withania somnifera, Madhuca longifolia, Mimusops elengi and Wrightia tinctoria. The Australian ladybird beetle Cryptolaemus montrouzieri Mulsant was released @ 20 larvae/plant. Following the release of C. montrouzieri , the scale population declined from 173.48 to 4.35/plant on W. somnifera, 30.49 to 1.20/plant on M. longifolia, 90.20 to 3.57/plant on M. elengi and 240.86 to 4.92/plant on W. tinctoria. There was 89.13 to 97.96% reduction in scale population 45-75 days after release of C. montrouzieri on the above medicinal plants. No other natural enemy, except C. montrouzieri, was recorded on C. psidii. There was no correlation between temperature, relative humidity or rainfall and scale population. Hence, the reduction in population of green shield scale was attributed mainly to the action of C. montrouzieri. |
format |
article |
author |
M Mani A Krishnamoorthy |
author_facet |
M Mani A Krishnamoorthy |
author_sort |
M Mani |
title |
Evaluation of Australian Ladybird Beetle Cryptolaemus montrouzieri Mulsant against Green Shield Scale Chloropulvinaria psidii (Maskell) on some Medicinal Plants |
title_short |
Evaluation of Australian Ladybird Beetle Cryptolaemus montrouzieri Mulsant against Green Shield Scale Chloropulvinaria psidii (Maskell) on some Medicinal Plants |
title_full |
Evaluation of Australian Ladybird Beetle Cryptolaemus montrouzieri Mulsant against Green Shield Scale Chloropulvinaria psidii (Maskell) on some Medicinal Plants |
title_fullStr |
Evaluation of Australian Ladybird Beetle Cryptolaemus montrouzieri Mulsant against Green Shield Scale Chloropulvinaria psidii (Maskell) on some Medicinal Plants |
title_full_unstemmed |
Evaluation of Australian Ladybird Beetle Cryptolaemus montrouzieri Mulsant against Green Shield Scale Chloropulvinaria psidii (Maskell) on some Medicinal Plants |
title_sort |
evaluation of australian ladybird beetle cryptolaemus montrouzieri mulsant against green shield scale chloropulvinaria psidii (maskell) on some medicinal plants |
publisher |
Society for Promotion of Horticulture - Indian Institute of Horticultural Research |
publishDate |
2008 |
url |
https://doaj.org/article/96215c685532470190e81224c33059eb |
work_keys_str_mv |
AT mmani evaluationofaustralianladybirdbeetlecryptolaemusmontrouzierimulsantagainstgreenshieldscalechloropulvinariapsidiimaskellonsomemedicinalplants AT akrishnamoorthy evaluationofaustralianladybirdbeetlecryptolaemusmontrouzierimulsantagainstgreenshieldscalechloropulvinariapsidiimaskellonsomemedicinalplants |
_version_ |
1718397188111859712 |