Citation | Golmohammadi, M.J., H.R.M. Chamanabad, B. Yaghoubi and M. Oveisi. 2020. GIS applications in surveying and mapping of rice weeds in Guilan Province, Iran. Sarhad Journal of Agriculture, 36(4): 1103-1111. DOI | http://dx.doi.org/10.17582/journal.sja/2020/36.4.1103.1111