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International Journal of Current Microbiology and Applied Sciences (IJCMAS)
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Original Research Articles                      Volume : 9, Issue:9, September, 2020

PRINT ISSN : 2319-7692
Online ISSN : 2319-7706
Issues : 12 per year
Publisher : Excellent Publishers
Email : editorijcmas@gmail.com /
submit@ijcmas.com
Editor-in-chief: Dr.M.Prakash
Index Copernicus ICV 2018: 95.39
NAAS RATING 2020: 5.38

Int.J.Curr.Microbiol.App.Sci.2020.9(9): 114-117
DOI: https://doi.org/10.20546/ijcmas.2020.909.014


Effect of Weather Parameters on Population Buildup of Predatory Coccinellids and Spiders Present in Brinjal Crop Ecosystem of Assam
Rudra N. Borkakati* and D. K. Saikia
AICRP on Biological Control, AAU, Jorhat Centre
Department of Entomology, Assam Agricultural University, Jorhat-785013, India
*Corresponding author
Abstract:

Field investigation was carried out during rabi seasons of 2017-18 at the farmer’s field, Allengmora, Jorhat to study the effect of weather parameters on population buildup of some predators on brinjal ecosystem. Correlation studies revealed a significant positive association of coccinellid predators with maximum temperature (r= 0.669). Moreover, all the parameters were showed a positive association with coccinellids except average relative humidity (r= -0.259) which showed a negative impact. However, population buildup of spiders influenced by maximum temperature (r= 0.242), minimum temperature (r= 0.106) and bright sunshine hours (0.373) positively, but, average relative humidity (r= -0.449) and total rainfall (r= -0.149) showed a non-significant negative impact during the present study of investigation.


Keywords: Weather parameter, Population build up, Coccinellids, Spiders, Brinjal ecosystem

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How to cite this article:

Rudra N. Borkakati and Saikia, D. K. 2020. Effect of Weather Parameters on Population Buildup of Predatory Coccinellids and Spiders Present in Brinjal Crop Ecosystem of AssamInt.J.Curr.Microbiol.App.Sci. 9(9): 114-117. doi: https://doi.org/10.20546/ijcmas.2020.909.014
Copyright: This is an Open Access article distributed under the terms of the Creative Commons Attribution-NonCommercial-ShareAlike license.

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