Anwar, M. ., & Akhtar, N. . (2020). Two Way Indicator Species Analysis and Distribution Pattern of Weeds of Maize Crop in District Swabi, Khyber Pakhtunkhwa, Pakistan: TWINSPAN Classification and Distribution of Weeds in District Swabi, Pakistan. Proceedings of the Pakistan Academy of Sciences: B. Life and Environmental Sciences, 57(4), 41–50. Retrieved from https://ppaspk.org/index.php/PPAS-B/article/view/314