Effect of dates of sowing, moisture regimes, varieties and weather factors on incidences of aphid, Lipaphis erysimi (Kalt.) in rape and mustard . jpps [Internet]. 2020 Jul. 30 [cited 2025 Apr. 6];2(2):9-18. Available from: https://journals.acspublisher.com/index.php/jpps/article/view/19328