1.Akhavan, R., Parhizkar, P., Amanzadeh, B., and Mohamadnejad Kiasari, Sh. 2018. Intra-specific competition of beech using Mark Correlation Function (MCF) in the Hyrcanian forests of Iran. Forest and Wood Products. 70: 4. 637-648.
2.Basiri, R., Riazi, A., Taleshi, H., and Pourrezaei, J. 2014. The structure and composition of riparian forests of Maroon River, Behbahan. Iranian J. of Forest and Poplar Research. 22: 2. 307-321.(In Persian)
3.Basiri, R., Moradi, M., Kiani, B., and Maasumi Babaarabi, M. 2018. Evaluation of distance methods for estimating population density in Populus euphratica Olivier natural stands (case study: Maroon riparian forests, Iran). J. of Forest Science. 64: 5. 230-244.
4.Baddeley, A., Rubak, E., and Turner, R. 2015. Spatial point patterns: Methodology and applications with R. London, UK: Chapman and Hall/CRC Press. 810p.
5.Begon, M., Harper, J.L., and Townsend, C.R. 1996. Ecology: Individuals, populations and communities 3th. edition. Blackwell Science. Oxford. 1068p.
6.Calagari, M., Djavanshir, K., Zobeiry, M., and Modir-Rahmati, A.R. 2000. Study of Populus euphratica community in the margin of Karoon river. Iranian J. of Forest and Poplar Research. 4: 1. 25-52. (In Persian)
, M. 2018. Ecological characteristics of Populus euphratica
in natural habitats of Iran and its potential use in wood farming. Iran nature.3: 1. 22-30. (In Persian)
8.Cao, Y.S., Wang, T., Xiao, Y.A., and Zhou, B. 2014. The interspecific competition between Humulus scandens and Alternanthera philoxeroides. J. of Plant Interactions. 9: 1. 194-199.
9.Dale, M.R. 2004. Spatial Pattern Analysis in Plant Ecology. Cambridge University Press, Cambridge, 326p.
13.Getzin, S., Wiegand, K., Schumacher,J., and Gougeon, F.A. 2008. Scale-dependent competition at the stand level assessed from crown areas.Forest Ecology and Management.255: 2478-2485.
15.Ghadiripour, P., and Bavi, S. 2018. Riparian forests of Khuzestan province, the forgotten forest ecosystems in Iran. Iran Nature. 2: 6. 16-23. (In Persian)
16.Gray, H., and He, L. 2009. Spatial point pattern analysis for detecting density dependent competition in a boreal chronosequence of Alberta. Forest Ecology and Management. 259: 98-106.
17.Han, L., Wang, H., Zhou, Z., and Li, Z. 2008. Spatial distribution pattern and dynamics of the primary population in a natural Populus euphratica forest in Tarim Basin, Xinjiang, China. Frontiers of Forestry in China. 3: 4. 456-461.
18.Illian, J., Penttinen, A., Stoyan, H., and Stoyan, D. 2008. Statistical analysis and modeling of spatial point patterns. John Wiley & Sons Inc. West Sussex. 534p.
19.Jimenez-Perez, J., Aguirre-Calderon, O.A., and Kramer, H. 2006. Tree crown structure in mixed coniferous forest in Mexico. Trope tag 2006 University of Bonn, October 11-13.
21.Keyimu, M., Halik, U., and Rouzi, A. 2018. Relating water use to tree vitality of Populus euphratica Oliv. in the lower Tarim river, NW China. Water. 9: 622.
22.Krebs, C.J. 2013. Ecological Methodology. 2nd Edit. University of Columbia. 620p.
23.Law, R., Illian, J., Burslem, D.F.R.P., Gratzer, G., Gunatilleke, C.V.S., and Gunatilleke, I.A.U.N. 2009. Ecological information from spatial patterns of plants: insights from point process theory. J. of Ecology. 97: 616-628.
24.Ledo, A., Canellas, I., Barbeito, I., Gordo, F., Calama, R., and Gea, G. 2014. Species coexistence in a mixed Mediterranean pine forest: Spatio-temporal variability in trade-offs between facilitation and competition. Forest Ecology and Management.322: 89-97.
25.Linares, J.C., Delgado-Huertas, A., Camarero, J.J., Merino, J., and Carreira, J.A. 2009. Competition and drought limit the response of water-use efficiency to rising atmospheric carbon dioxide in the Mediterranean fir Abies pinsapo. Oecologia. 161: 611-624.
26.Ludwig, J.A., and Reynolds, J.F. 1991. Interpreted by Li. Y.Z. Statistical ecology. Inner Mongolia University Press. Pp: 10-
27.Martinez, I., Taboada, F.G., Wiegand, T., and Obeso, J.R. 2013. Spatial patterns of seedling-adult associations in a temperate forest community. Forest Ecology and Management, 296: 74-80.
28.Maasoumi Babaarabi, M., Basiri, R., Moradi, M., and Kiani, B. 2018. Spatial pattern of Populus euphratica in pure and mixed stands of Maroon, Behbahan. J. of Plant Research (Iranian J. of Biology). 30: 4. 927-939. (In Persian)
29.Näther, W., and Wälder, K. 2007. Applying fuzzy measures for considering interaction effects in root dispersal models. Fuzzy Sets and Systems. 158: 572-582.
30.Ngo Bieng, M.A., Perot, T., de Coligny, F., and Goreaud, F. 2013. Spatial Pattern of Trees Influences Species Productivity in a Mature Oak–Pine Mixed Forest. European J. of Forest Research. 132: 5-6. 841-850.
31.Petritana, I.C., Marzanoc, R., Petritand, A.M., and Linguae, E. 2014. Overstory succession in a mixed Quercus petraea–Fagus sylvatica old growth forest revealed through the spatial pattern of competition and mortality. Forest Ecology and Management. 326: 9-17.
32.Safari, A., Shabanian, N., Heidari, R.H., Erfanifard, S.Y., and Pourreza, M. 2010. Spatial pattern of Manna Oak trees (Quercus brantii Lindl.) in Bayangan forests of Kermanshah. Iranian J. of Forest and Poplar Research. 18: 4. 596-608.
, A., Heidari
, R.H., Shabanian
, N., and Karimi
, M. 2014. An investigation of spatial pattern in Pistacia atlantica
Desf. stands by angular method in the Javanroud region of Kermanshah. Iranian J. of Forest and Poplar Research. 22: 2. 347-357. (In Persian)
34.Schomaker, M.E., Zarnoch, S.J., Bechtold, W.A., Latelle, D.J., Burkman, W.G., and Cox, S.M. 2007. Crown-Condition Classification: A Guide to Data Collection and Analysis, Southern Research Station 200 W.T. Weaver Blvd. Asheville, NC 28804.78.
35.Song, M., Hu, Q., Tian, Y., and Ouyang, H. 2012. Seasonal patterns of root and shoot interactions in an alpine meadow on the Tibetan Plateau. J. Plant Ecology. 5: 2. 182-190.
36.Thomas, F.M., Jeschke, M., Zhang, X., and Lang, P. 2017. Stand structure and productivity of Populus euphratica along a gradient of groundwater distances at the Tarim River (NW China). J. of Plant Ecology. 10: 5. 753-764.
37.Walder, K., and Walder, O. 2007. Analyzing interaction effects in forests using the mark correlation function. Forest@. 4: 4. 365-372.
38.Wiegand, T., and Moloney, K.A. 2014. Handbook of spatial point pattern analysis in ecology. Boca Raton, FL: CRC Press. 538p.
39.Yang, X.Z., Zhang, W.H., and He, Q.Y. 2019. Effects of intraspecific competition on growth, architecture, and biomass allocation of Quercus Liaotungensis. J. of Plant Interactions. 14: 1. 284-294.
40.Yılmaz, O.Y., Kavgacı, A., Sevgi, O., Örtel, E., Tecimen, H.B., Çobanoğlu, A., and Yeşil, İ. 2019. Scale-dependent intraspecific competition of Taurus cedar (Cedrus libani A. Rich.) saplings in Southern Turkey. J. of Ecology and Evolution. 9: 2. 1-11.
41.Zhang, D., Yin, L., and Pan, B. 2002. Biological and ecological characteristics of Tamarix L. and its effect on the ecological environment. Science in China Series D: Earth Sciences.45: 18-22.
42.Zobeiry, M. 2012. Forest inventory measurement of tree and forest. Tehran university press, 424p. (In Persian)