-Alilo, F., Keivan Behjou, F., Korkaj Sheidaei, E. and Ghoreishi, R., 2014. The variability of dimensional and biomass characteristics of Artemisia fragrans willd under various utilitization intensities in Khoy mountains rangelands. Journal of Watershed Management Research (Pajouhesh & Sazandegi), 10(4): 132-141.
- Arzani, H., Azhdari, Gh. and Zare Chahouki, M. A., 2009. Evaluating efficiency of frid metod for estimating the production and utilization in rangeland. Journal of Range Manage, 4: 611-622.
-Akbarlo, M., Sheidai Karkaj, E. and Ehsani, M., 2012. The effect of grazing intensities on aerial biomass, underground biomass and specifications of 3 main species of gramine in mountain ranges. Journal of Rangeland, 6(3): 186-197.
- Badripour, H., 1996. The effect of distance from water point on condition and properties of vegetation cover. M.Sc. Thesis on the field of rangeland management, Faculty of Natural Resources, Tehran University, 150p.
- Chen, X., Eamus, D. and Hutley, L. B., 2004. Seasonal patterns of fine root productivity and turnover in a tropical savanna of northern Australia. Journal of Tropical Ecology, 20: 221–224.
-Follett, R. F., Kimble, J. M. and Lal, R., 2001. The potential of U.S. grazing lands to sequester Carbon and mitigate the greenhouse effect. Published by CRC Press LL.
- Jafari, M., Zare Chahoki, M. A., Tavili, A. and Zahedi Amiri, Gh., 2014. Effective environmental Factor in Distribution Of vegetation Type in Poshtkooh rangland of Yazd (Iran). Journal of Arid Environment, 56(2): 627-641.
- Jnkanlvyy, M., Sepehri, A. and Hosseini, S. A., 2012 .The effect of grazing on underground organs of plants in arid and semi-arid rangelands (Case study area Incheh Brown). Abstracts of the Fifth National Conference on pasture and rangeland in Iran, 379p.
- Joneidi Jafari, H., Amani, S. and Karami, P., 2013. The effect of different grazing intensities on aerial biomass, underground biomass of species Bromus tomentellus. Journal of Rangeland, 8(2): 116-126.
-Joneidi Jafari, H., Azarnivand, H., Zare Chahvky, M. A. and Jafari, M. A., 2014. Study of aboveground and below ground biomass of Artemisia sieberi shrublands with different grazing intensities in Semnan province. Iran Watershed Management Research (Pajouhesh & Sazandegi), 99: 33-41.
- Hui, A. N. and GuoQi, L. I., 2015. Effects of grazing on carbon and nitrogen in plants and soils in a semiarid desert grassland. China Journal of Arid Land, 73(1): 341–349.
- Hutchings, M. J. and John, E. A., 2003. Distribution of roots in soil, and root foraging activity. 33- 60. In kde Kroon, H., Visser, E. J. W. (Eds), Ecological Studies, Berlin.
- Ghorbani, A., Sharifi, J., Kavianpoor, H., Malekpoor, B. and Mirzaei Aghche Gheshlagh, F., 2013. Investigation on ecological characteristics of Festuca ovina L. in south-eastern rangelands of Sabalan Iranian. Journal of Range and Desert Reseach, 20(2): 379-396.
- Kaisi, M. M. and Grote, J. B., 2007. Cropping systems effects on improving soil carbon stocks of exposed subsoil. SSSAJ, 71(4): 1381 – 1388.
-.Kuzyakov, Y. and Domanski, G., 2000. Carbon input by plants into the soil. Review Journal of Plant Nutrition, Soil Science, 163: 421 – 431.
- Mohammad Ismail, M., Khyrfam, H., Dailam, M., Akbrlo, M. and Saboori, H., 2010. Effects of cutting on production of two range species Festuca ovina, Agropyron elongatum. Journal of Range Management, 4(2): 72- 81.
- McNaughton, S. J., Banyikwa, F. F. and McNaughton, M. M., 1998. Root biomass and productivity in a grazing ecosystem kthe Serengeti. Ecology, 79: 587–592.
- Mesdaghi, M., 2010. Range Management in Iran. University Imam Reza, Mashhad, 333p.
- Millchunas, D. G. and Lauenroth, W. K., 1993. Quantitative effects of grazing and soils over a global range of environments. Ecology Monographs, 63(1): 327- 366.
- Moghimi, J., 2005. Introduced some important species of rangeland suitable for pasture development and reform in Iran. Aaron, 669p.
- Navarro Cerrillo, M. and Blanco Oyonarte, P., 2007. Estimation of above-ground biomass in shrubland ecosystems of southern Spain. Investigación agraria. Sistemas y recursos forestales, 15(2): 197.
- O’Grady, A.P., Worledge, D. and Battaglia, A., 2006. Aboveand below-ground relationships, with particular reference to fine roots, in a young Eucalyptus globulus (Labill.) stand in southern Tasmania Trees, 20: 531– 538.
-Olupot, G., Barnes, P., Daniel, H., Lockwood, P., McHenry, M., McLeod, M., Kristiansen, P., King, K., 2010. Can root biomass of grasses in NSW be predicted from shoot biomass yields? In kProceedings of the16th Biennial Conference of the Australian Rangeland Society. Bourke, D. J. Eldridge and Waters, C. (Eds,), (Australian Rangeland Society Perth).
- Rathjen, L., 2012. Effect of management practices on carbon allocation in the semi-arid savannas of the Borana region, Ethiopia. M.Sc. Thesis, University of Hohenheim.
- Schlesinger, W.H., Reynolds, J. F., Cunningham, G. L., Huennke, L. F., Jarrel, W. M., Virginia, R. A. and Withford, W. G., 1990. Biological feedback in global desertification. Science, 247: 1043- 1048.
- Shyvndy, D., Nazarian, A. Gh., Davoodi, M. and Riahi, M., 2006. Landscape ecology in Chahar Mahal and Bakhtiari.
- Titlyanova, A. A., Romanova, I. P. and Kosykh, N. P., 1999. Pattern and process in above-ground and belowground components of grassland ecosystems. Journal of Vegetation Science, 10: 307– 320.
- Vogt, K. A., Vogt, D. J. and Palmiott, P. A., 1996. Review of root dynamics in forest ecosystems grouped by climate, climatic forest type and species. Plant and Soil, 187: 159– 219.
- Warembourg, F.R., Roumet, C. Lafont, F., 2003. Differences in rhizosphere carbon-partitioning among plant species of different families. Plant and Soil, 256: 347– 357.
- Zahedi, S., Qsryany, F. and Bayat, M., 2013. Effects of different harvesting intensities on forage production, strength, and happiness species Bromus tomentellus (Case study: rangeland Mjydabad Qorveh Kurdistan). Iranian Journal of Range and Watershed Natural Mjlhmnabgh, 66 (2): 267- 276.
-Zare Kia, S., Arzani, H., Jafari, M. and Zare, N., 2015. Effect of Grazing on properties of plant cover and soil in Stepped regions of Saveh rangeland. Journal of research of range and desert of Iran, 22(4): 745-756.
-Zebarjad, A. R., 2001. Assessment of genetic diversity of Rangeland species Bromus tomentellus using morphological studies. Research Rangeland and desert. Research Institute of Forests and Rangelands, 7(1): 8-20.