MISHRA, N C. Economic threshold level for mustard aphid (Lipaphis erysimi) on toria (Brassica rapa var napus) for hilly regions. The Indian Journal of Agricultural Sciences, Delhi, India, v. 65, n. 9, 2012. Disponível em: https://epubs.icar.org.in/index.php/IJAgS/article/view/19075. Acesso em: 28 oct. 2025.