Growth Inhibitory Activity of 6-Methoxyageratochromene on Culex-Quinquefasciatus (Diptera : Culicidae)

During present study it was recorded that 6-methoxy ageratochromene isolated from whole herb acetone extract of Ageratum conyzoides  inhibits the growth and moulting in the second and fourth instar larval treatment of Culex quinquefasciatus. When the plant extract were applied topically, the averag...

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Main Authors: P.K. Mishra, R. C. Saxena, H. K. Saxena, S. Arora
Format: Article
Language:English
Published: Action for Sustainable Efficacious Development and Awareness 2000-12-01
Series:Environment Conservation Journal
Subjects:
Online Access:https://journal.environcj.in/index.php/ecj/article/view/2211
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author P.K. Mishra
R. C. Saxena
H. K. Saxena
S. Arora
author_facet P.K. Mishra
R. C. Saxena
H. K. Saxena
S. Arora
author_sort P.K. Mishra
collection DOAJ
description During present study it was recorded that 6-methoxy ageratochromene isolated from whole herb acetone extract of Ageratum conyzoides  inhibits the growth and moulting in the second and fourth instar larval treatment of Culex quinquefasciatus. When the plant extract were applied topically, the average pupal period prolonged significantly (p < 0.05) as compared to those of the control. Fourth stage larvae just prior to metamorphosis were most sensitive. Mortality in  larvae, pupae and during ecdysis brings about a considerable fall in population. This growth index was found to be reduced in Ageratum conyzoides  (P < 0.01) compared to the control.  
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spelling doaj.art-261ada96e0834719ba67a2eabde61c4b2023-02-20T03:06:27ZengAction for Sustainable Efficacious Development and AwarenessEnvironment Conservation Journal0972-30992278-51242000-12-0112&310.36953/ECJ.2000.012305Growth Inhibitory Activity of 6-Methoxyageratochromene on Culex-Quinquefasciatus (Diptera : Culicidae)P.K. Mishra0R. C. Saxena1H. K. Saxena2S. Arora3Department of Zoology, J. H Govt. Post Graduate College, Betul (M. P.)Pest Control Research Laboratory, P.G. Department of Zoology, S. S. L. Jain College (M.P.) 464 001Pest Control Research Laboratory, P.G. Department of Zoology, S. S. L. Jain College (M.P.) 464 001Pest Control Research Laboratory, P.G. Department of Zoology, S. S. L. Jain College (M.P.) 464 001 During present study it was recorded that 6-methoxy ageratochromene isolated from whole herb acetone extract of Ageratum conyzoides  inhibits the growth and moulting in the second and fourth instar larval treatment of Culex quinquefasciatus. When the plant extract were applied topically, the average pupal period prolonged significantly (p < 0.05) as compared to those of the control. Fourth stage larvae just prior to metamorphosis were most sensitive. Mortality in  larvae, pupae and during ecdysis brings about a considerable fall in population. This growth index was found to be reduced in Ageratum conyzoides  (P < 0.01) compared to the control.   https://journal.environcj.in/index.php/ecj/article/view/2211Growth disruptingecdysismorphogeneticaberrationprecocene
spellingShingle P.K. Mishra
R. C. Saxena
H. K. Saxena
S. Arora
Growth Inhibitory Activity of 6-Methoxyageratochromene on Culex-Quinquefasciatus (Diptera : Culicidae)
Environment Conservation Journal
Growth disrupting
ecdysis
morphogenetic
aberration
precocene
title Growth Inhibitory Activity of 6-Methoxyageratochromene on Culex-Quinquefasciatus (Diptera : Culicidae)
title_full Growth Inhibitory Activity of 6-Methoxyageratochromene on Culex-Quinquefasciatus (Diptera : Culicidae)
title_fullStr Growth Inhibitory Activity of 6-Methoxyageratochromene on Culex-Quinquefasciatus (Diptera : Culicidae)
title_full_unstemmed Growth Inhibitory Activity of 6-Methoxyageratochromene on Culex-Quinquefasciatus (Diptera : Culicidae)
title_short Growth Inhibitory Activity of 6-Methoxyageratochromene on Culex-Quinquefasciatus (Diptera : Culicidae)
title_sort growth inhibitory activity of 6 methoxyageratochromene on culex quinquefasciatus diptera culicidae
topic Growth disrupting
ecdysis
morphogenetic
aberration
precocene
url https://journal.environcj.in/index.php/ecj/article/view/2211
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