Seasonal occurrence of the ectoparasitic mite Hemipteroseius indicus on the red cotton bug Dysdercus koenigii (Hemiptera: Pyrrhocoridae) in West Bengal

Abstract :

The present study indicates the population fluctuation of Hemipteroseius indicus an ectoparasitic mite infesting Pyrrhocorid bug, Dysdercus koenigii under field condition. The population was high during summer months. Temperature had direct influence on population showing positive correlation, while rainfall did not have much influence on population dynamics of mites. Regarding male-female population, the both the male and female population attended peak during March, gradually decrease during April to August and becoming very low during winter months. The present communication reports the results thereof

Keyword :

Dysdercus konigii, Hemipteroseius indicus, red cotton bug, seasonal occurrence

Author(s) : Sarangi, P., Gupta, S. K., Saha, G. K.
Downloads : 2074
Published Issue : 2012 Vol. 7 Number 1

2012 Vol. 7 Number 1