L.K. DHALIWAL, S. S. HUNDAL, J. S. KULAR, ANAND ANEJA, & SARABJOT KAUR CHAHAL. (2006). Mustard aphid (Lipaphis erysimi Kalt) incidence in raya in relation to crop phenology and growing degree-days. Journal of Agrometeorology, 8(1), 54–59. https://doi.org/10.54386/jam.v8i1.874