BHARPODA, T. M., PATEL, H. P., PATEL, J. J., PATEL, U., PATEL, G. P., & PATEL, J. R. (2013). Evaluation of economic threshold levels for Helicoverpa armigera on ’H 6’ cotton (Gossypium hirsutum) in central Gujarat region. The Indian Journal of Agricultural Sciences, 69(4). https://epubs.icar.org.in/index.php/IJAgS/article/view/26711