ارزیابی تخریب مراتع بر اساس افزایش فاصله از کانون‌های بحران در دامنه‌های شمالی مراتع سبلان

Ajorlo, M., 2007. Effects of distance from critical points on the soil and vegetation characteristics of rangelands. Pajouhesh & Sazandegi, 74: 170-174.

Andrew, M. H., 1988. Grazing impacts in relation to livestock watering points. Trends in Research Ecology Evolution, 3: 336-339.

Badripour, H., 1996. The effect of distance from water point on condition and properties of vegetation cover. MSc thesis on the field of rangeland management. Faculty of Natural Resources. Tehran University, 150p.

Bastin, G. N., G. Pickup, Chewing, V. H. and Pearce, G., 1993. Land degradation assessment in arid area by using of grazing gradient and remotely sensed data, Rangeland Journal, 15(2): 90-126.

Fakhimi Abarghoie, E., Mesdaghi, M. and Dianati Tilaki, G. A., 2011. The variation of vegetation factors along the grazing gradient in Steppic Rangelands of Nodushan.Yazd Province Iran. Iranian Journal of Range and Desert Research, 18(2): 219-230.

Ghorbani A., Ahmadauli, V. and Asghari A., 2014. Study the effect of distance from village on plant diversity and composition in rangeland of southeastern Sabalan. Rangeland Journal, 8(2): 178-191.

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. Journal of Range and Desert Reseach, 20(2): 379-396

Jouri, M. H., Tomzad, B. Shokri, M. and Banihashemi, B., 2008. The comparative of diversity and richness indicators in health inventory of upland rangeland. Journal of Rangeland, 2: 345-356.

 Kenny, R. A., and Krebs, C. J., 2001. Ecological methodology program package. version6.0. University of British Columbia.

 Lange, R. T., 1969. The piosphere: sheep track and dung patterns. Journal of Range Management, 22: 396-400.

 Pickup, G. and Chewing, V. H., 1994. A grazing gradient apprach to land degradation assessment in Arid areas from remotely sensed data. International Journal of Remote Sensing, 15(3): 597-617.

 Pueyo, Y., Alados, C. L. and Ferrer-Benimeli, C., 2006. In the analisys of plant community structure better than common species-diversity indices for assessing the effects of livestock grazing on the mediterranean arid ecosystem. Journal of Arid Environments, 64: 698-712.

Sandhage-Hofmann, A.,  Kotze, E., van Delden, L., M. Dominiak, M., Fouche, H. J., van der Westhuizen, H. C., Oomen, R. J., du Preez, C. C. and Amelung, W., 2015. Rangeland management effects on soil properties in the savanna biome, South Africa: A case study along grazing gradients in communal and commercial farms. Journal of Arid Environments, 120: 14-25.

Sepehri, A. and Khalifehzadeh, R., 2010. Studying variation in importance value of two species Peganum harmala and Artemisia sieberi around watering point in winter rangelands of Chahe-Nou, Damghan, Journal of Agricultural Sciences and Natural Resources, 16(1): 1-10. (in Persian)

Shahriary, E. Palmer, M. W. Tongway, D. J. Azarnivand, H. Jafari, M. and Mohseni Saravi, M., 2012. Plant species composition and soil characteristics around Iranian piospheres. Journal of Arid Environments, 82: 106-114.

Steffens, M., Kölbl, A., Totsche, K. U. and Kögel Knabner, I., 2008. Grazing effects on soil chemical and physical properties in a semiarid steppe of Inner Mongolia (P.R.China). Geoderma,143: 63–72.

 Tarhouni, M., Ben Salem, F., Ouled Belgacem, A. and Neffati, M., 2010. Acceptability of plant species along grazing gradients around watering points in Tunisian arid zone. Flora, 205(7): 454-461.

Ünal, S. Karabudak, E., Öcal, M. B. and Koc, A., 2011. Interpretation of vegetation changes of some village's rangelands in Çankiri province of Turkey. Turkish Journal of Field Crops, 16(1): 39-47.