-Radial variation in some physical and anatomical wood properties of Platanus orientalis L. from different sites in Duhok province. (2025)
-Effect of seed collection site on the tolerance of Melia azedarach L. seedlings to drought stress. (2025)
- M.Sc. Thesis entitled “Phenotypic Variation and Early Growth in Natural Stands of Quercus infectoria Oliv. (Fagaceae) in Dohuk Province”. (2005).
- Shahbaz, Saleem E. and H. H. Suliman (2007). (Variation of wood quality characters in natural stands of Quercus infectoria Oliv. (Fagaceae) in Dohuk province). Accepted for publication in the Journal of Dohuk University. Letter number 63 dated 14 Feb. 2007.
- Shahbaz, S. Esmael and H. H. Suliman (2007). (Phenotypic variation of wood quality characters in natural stands of Quercus infectoria Oliv. (Fagaceae) in Dohuk province). Journal of Dohuk University, Kurdistan 1st Conference of Biological Sciences, University of Dohuk 2-4 May, 2006, Vol. 11, No. 1, 77-91 (2008).
- Shahbaz, S. Esmael and H. H. Suliman (2009). (Effect of stand density on ring width, specific gravity, and fiber dimensions of Populus nigra L. Crown in Zakho/Iraq District). Journal of Duhok University, Vol. 12, No. 1, (2009).
- Shahbaz, S. Esmael and H. H. Suliman (2009). (Response of early growth characteristics of Gall Oak ( Quercus infectoria Oliv.) (Fagaceae) seedling to parental trees). Journal of Duhok University, Kurdistan 2st Conference of Biological Sciences, University of Dohuk, 2-4 May 2009, Vol. 12, No. 2, pag. 124-145 (2009).
- Hishyar. H. Suliman (2009). (Effect of candidate trees' morphology characters of Pinus brutia ten. On seedlings' performance). Journal of Duhok University, Vol. 12, No. 2, p. 150-168 (2009).
- Hishyar H. Sulaiman (2014). (Effect of Altitude on Wood Morphology Characters of (Platanus orientalis L.) in Duhok Provenance). Journal of Duhok University, Vol. 17, No. 1, (2014).
- Hishyar H. Suliman and Gailan B. Ahmed. (Effect of Altitudinal Variation on Seed and Seedling Growth Characters of Platanus orientalis L. in Duhok Province). Journal of Duhok University, Vol. 17, No. 1, (2014).
- Mohammedamin Y.Taha, Younis S.Hassan Al. Bugg and Hushiar H. Suleman (2014). (Effect of Drying Method and Wood Sawing on Mechanical Properties of Eucalyptus camaldulensis Den). Journal of Duhok University, Vol. 17, No. 1, (2014).
- Mosleh M. S. Duhoky, Laylan H. Fadladeen, and Hishyar H. Sulaiman. (2015). (Effect of Different Concentrations of Cytokinin and Auxins on In Vitro Propagation of Paullownia tomentosa Steud). Journal of Duhok University, Vol. 1, No. 18, (2015).
- Aree A. Abdulqader, Hishyar H. Suliman, and Nasser A. Dawod. (2016). (Some Technological Properties of Introduced Poulownia tomentosa Steud. Trees in Kurdistan Region). Journal of Duhok University, Vol. 1, No. 19, (2016).
- Aree A. Abdulqader, Hishyar H. Suliman, Nasser A. Dawod, and Bilnd J. Hussain (Characteristic and Some Technological Properties of Juglans regia L. Trees Grown in Duhok Province). 2nd Scientific Agricultural Conference. (26-27-April-2016), College of Agriculture, Engineering Science, University of Duhok.
- Muhamed, H., Youssef, S., Mustafa, Mustafa, A., Suliman, H., Abdulqader, A., Mohammed, H., and Michalet, R. (2019). Natural regeneration of Pinus brutia Ten. in a recreational public forest in Zawita-Kurdistan region, Iraq. J. For. Res. 30, 1849–1857 (2019). https://doi.org/10.1007/s11676-018-0739-x
- Suliman, H. H. and H. S. Askander. (2019). Influence of Colchicine Treatment on Morphological, Physiological, and Anatomical Cercis siliquastrum L. Seedlings Growth. J. Plant Production, Mansoura Univ. Egypt. Vol. 10 (8): 721- 730. ISSN 2090-3669
- Suliman, H. H. and H. S. Askander. (2020). Polyploidy induced by colchicine in Robinia pseudoacacia l. and its effects on morphological, physiological, and anatomical seedling traits. Iraqi Journal of Agricultural Sciences (TIJAS). 51(3):829-847. ISSN 75-530 (Scopas)
- Ph. D. Thesis titled (The Effect of Colchicine Concentrations with Different Soaking and Dropping Periods on the Seedling Characteristics of Robinia pseudoacacia L. and Cercis siliquastrum L.). College of Agriculture, Engineering Science, University of Duhok. (2020).
- Abdulqader, A. A., H. H. Suliman, and N. A. Dawod. (2021). Some wood properties of Melia azedarach L. trees grown in Duhok province. Iraqi Journal of Agricultural Sciences (TIJAS). 2021:52(3):774-782 (Scopas)
- Abdulqader, A. A., H. H. Suliman, H. S. Saeed, and N. A. Dawod. (2021). Some of the phenotypic, physical, and anatomical wood properties of Valonia oak trees in Kurdistan-Iraq. Iraqi Journal of Agricultural Sciences (TIJAS). 2021:52(3):589-60. https://doi.org/10.36103/ijas.v52i3.1348