Indian Journal of Entomology
Open Access
SCOPUSWeb of Science
  • Year: 2021
  • Volume: 83
  • Issue: 2

Population Dynamics of Two Spotted Spider Mite Tetranychus Urticae Koch in Okra

  • Author:
  • Nasreen, S Sridharan, M Muthukumar, K Ashok
  • Total Page Count: 2
  • Published Online: Aug 30, 2021
  • Page Number: 280 to 281

Department of Agricultural Entomology, Tamil Nadu Agricultural University, Coimbatore641003, Tamil Nadu, India

*Email: muthukumar.tnau@gmail.com (corresponding author)

Abstract

Observations on the seasonal incidence of the two spotted spider mite Tetranychus urticae Koch revealed that the occurrence was maximum during the third week of December. The effect of weather factors during September 2016 to May 2017 revealed significant positive correlation with temperature and rainfall.

Keywords

Okra, Tetranychus urticae, Foliage, Temperature, Relative humidity, Rainfall, Correlation, Regression coefficients, Seasonal incidence