Heydarnejhad Moghadam, E. 2011. Evaluation of weeds population dynamics of saffron fields in Qaenat county (South Khorasan) based on GIS system. M.Sc. Thesis, University of Birjand. (In Persian with English Summary).
Hosseini, S.M. 1997. Collection and identification of weeds in wheat and chickpea crops and fruit orchards. Agricultural Research Center of Shahrood. (In Persian).
Izadi-Darbandi, E., and Hosseini-Evari, Z. 2017. Study of Flora and structure of weed communities of saffron fields in Kashmar and KhalilAbad counties. Journal of Saffron Research 4: 249-265.
Kafi, M., Koocheki, A., and Rashed Mohassel, H. 2006. Saffron (Crocus sativus): Production and Processing. CRC press. 252 p.
Koocheki, A., and Seyedi, S.M. 2015. Phonological stages and formation of replacement corms of saffron (Crocus sativus L.) during growing period. Journal of Saffron Research 3: 134-154. (In Persian with English Summary).
Kooler, M.و and Lanini, W.T. 2005. Site-specific herbicide applications based on weed maps provide effective control. California Agriculture Journal 59: 182-187.
Lass, L.W., and Callhan, R.H. 1993. GPS and GIS for weed survey and management. Weed Technology 7: 249-254.
Makarian, H., and Rohani, A. 2014. Determination of weed spatial distribution based on damage threshold in two winter wheat fields in Shahrood region. Journal of Plant Production Research 21: 51-73. (In Persian with English Summary).
Makarian, H., Rashed Mohassel, M.H., Bannayan, M., and Nassiri, M. 2008. Spatial dynamics of weed populations in Saffron (Crocus sativus) field using Geostatistics. Journal of Agricultureal Science and Natural Resource 15: 76-83. (In Persian with English Summary).
Mansourian, S., Izadi Darbandi , E., Rashed Mohassel, M.H., Rastgoo, M., and Kanouni, H. 2017. Comparison of artificial neural networks and logistic regression as potential methods for predicting weed populations on dryland chickpea and winter wheat fields of Kurdistan province, Iran
. Crop Protection 93: 43-51.
Mansourian, S., Izadi-Darbandi , E., Rashed Mohassel, M.H., Rastgoo, M., and Kanouni, H. 2014. Application of Artificial Neural Network (ANN) and logistic regression for predicting weeds presence in dryland hickpea fields of Kurdistan province. Iranian Journal of Weed Science 10: 118-139. (In Persian with English Summary).
McCully, K.M., Simpson, G., and Watson, A.K. 1991. Weed survey of Nova Scotia Lowbush (Vaccinilum angustifolium) fields. Weed Science 39: 180-185.
Minbashi Moeini, M., Baghestani, M.A., and Rahimian Mashhadi, H. 2008a. Introducing an abundance index for assessing weed flora in survey studies. Weed Biology and Management 8: 172-180.
Minbashi Moeini, M., Baghestani, M., Rahimian Mashadi, H., and Aleefard, M. 2008b. Weed mapping for irrigated wheat fields of Tehran province using geographic information system (GIS). Iranian Journal of Weed Science 4: 97-118. (In Persian with English Summary).
Nordmeyer, H., and Dunker M. 1999. Variable weed densities and soil properties in a weed mapping concept for patchy weed control. Proceedings of the Second European Conference on Precision Agriculture, Odense Congress Centre, Denmark. 453-462.
Padarloo, A.A., Bazoubandi, M., and Alimoradi, L. 2008. Identification of weed on Saffron fields in Kardeh Dam of Mashhad. 2nd Iranian Weed Science Congress. 2: 606-610. (In Persian with English Summary).
Pourheidar Ghafarbi, S., and Hassanejad, S. 2013. Identification and survey of weeds Community indices in Alfalfa fields of Shabestar. Journal of Sustainable Agriculture Science and Production 23: 71-87. (In Persian with English Summary).
Rashed Mohassel, M.H. 1992. Weeds of South Khorasan saffron fields. Agricultural Science and Technology 6: 118-135.
Soheili, B., Minbashi, M.M., Hasanpanah, D., and Razmi, N. 2013. Distribution map and community characteristics of weeds in Barley fields of Ardabil province. Journal of Crop Ecophysiology 6389-6403. (In Persian with English Summary).
Soufizadeh, S., Zand, E., Baghestani, M.A., Kashani, F.B., and Nezamabadi, N. 2008. Bintegrated weed management in saffron (Crucos sativus). Proceeding of the Second International Symposium Saffron Biology and Tecnology, Mashhad,Iran.
Thomas, A.G. 1985. Weed survey system used in Saskathevan for cereal and oilseed crops. Weed Science 3: 34-43.