اعمال سابقة بوزارة التربية و التعليم قطاع التدريب و التأهيل مدربا وطنيا و مشرفا مركزيا على تدريب معلمي و مدراء المدارس في الجمهورية اليمنية.

عضوية اللجان العلمية و المؤسسات العلمية:

عضو اتحاد الجامعات الدولي.

عضو إتحاد الجامعات الافرواسيويه.

عضو اتحاد الأكاديميين العرب .

عضو الجمعية الاسيوية لتكنولوجيا الاغذية و تكنولوجيا الحيوية. 

رئيس تحرير مجلة استاردوم للعلوم الطبيعية والهندسية, تركيا.

مساعد هيئة التحرير بمجلة الميكربيولوجي التطبيقية – ماليزيا (journal applied microbiology theory &technology)

مساعد هيئة التحرير بمجلة (SCIREA Journal of Sociology.).

محكم علمي بمجلة منشورات المركز الوطني للبحوث- مصر. , و مجلات علمية اخرى.

محكم بمجلة هندسة البئية الكيمائية.

1. Hamid Moh. Al-gabr, Tianling Zheng, Xin Yu. Occurrence and quantification of fungi and detection of mycotoxigenic fungi in drinking water in Xiamen city, China. Science of the Total Environment. 2014, 466-467:1103-1111.
2. Hamid Moh. Al-gabr, Tianling Zheng, Xin Yu. Efficacy of two chemical coagulants and three different filtration media on removal of Aspergillus flavus from surface water. Environmental Science. 2014, 26: 274-280.
3. Hamid Moh. Al-gabr, Tianling Zheng, Xin Yu. Fungi Contamination of Drinking Water. Reviews of Environmental Contamination and Toxicology 2014, 228:121-139.
4. Hamid Moh. Al-gabr, Tianling Zheng, Xin Yu. Inactivation of Aspergillus flavus in drinking water after treatment with UV irradiation followed by chlorination. Science of The Total Environment 2013,463-464:525-529.
5. Hamid Moh. Al-gabr, Chengsong ye, Yongli Zhang, Sardar Khan, Huirong Lin, Tianling Zheng. The effect of carbon, Nitrogen, and pH on the growth of Aspergillus parasiticus and production aflatoxins in water. Journal of Environmental Biology.2013, 34:353-358.
6. Hamid Moh. Al-gabr, Amin alwaseai, M. A. Alzumir, A.A. Hassen, S.A. Taresh. Occurrence and frequency of fungi and detection of mycotoxins on poultry rations in Yemen. Bulletin of the National Research Centre. 2018; (42-32). doi.org/10.1186/s42269-018-0038-x.
7. Hamid Moh. Al-gabr, et al. study of drinking water contaminated by fungi in Albayda, Yemen. Arab Gulf Journal of Scientific Research (AGJSR). 34 (3/4) 2016, 106-113.
8. Hamid Moh. Al-gabr, et al. The Extent of Spread of AIDS in Yemen: A Field Study to Evaluate the Healthy and Cultural Knowledge in some Yemeni Regions. Scientific journal of education college-Thamar University.  (15) jun  2019.
9. Mohammed A. Alfakih, Hamid Moh. Al-Gabr. The Toxic Effect of Methyl Tertiary Butyl Ether (MEBE) on The Mice weight and kidney. Indian Scholar An International Multidisciplinary e-journal. Vol . 5 Issue IV , June 2019.
10. Amin Mohammad Alwaseai, Mohammed Mohssen Alsharhi,Hamid MohammadAlgabr. Physicochemical Properties Evaluation for Some Yemeni Honeys. International Journal of Food Science and Biotechnology. Vol. 7, No. 1, 2022, pp. 1-7. doi: 10.11648/j.ijfsb.20220701.11
11. 11. Amin Mohammed Alwaseai, and Hamid Mohammed Al-Gabr. Physicochemical and microbiological properties of geothermal and nongeothermal water from wells in Dhamar, Yemen. J. Multidiscip. Sci. 4(1), 48-54. https://doi.org/10.33888/jms.2022.415.
12. Zhuowei Zhang, Huining Zhang, Hamid Mohammed Al-Gabr, Huixia Jin, Kefeng Zhang. Performances and enhanced mechanisms of nitrogen removal in a submerged membrane bioreactor coupled sponge iron system. Journal of Environmental Management 318 (2022) 115505. https://doi.org/10.1016/j.jenvman.2022.115505 . 
13. Rasel.A.Mukred,  Fahem.B.Yehya, Hamid.M.Algabr,   Mohammed.A. AlFakih. New bioactive Co (II) coordination polymers with morphline and carboxylate ligands; Synthesis, structures, spectroscopic and thermal properties. Journal of Polymer Research (2022) 29:377. https://doi.org/10.1007/s10965-022-03193-1  
14. Alwaseai A.M. & Al-gabr H.M. (2023). Physicochemical properties of wild grown prickly pear fruits (Opuntia ficus-indica) in Yemen. J. Multidiscip. Sci. 5(1), 01-10. https://doi.org/10.33888/jms.2023.511.
15. Bixiao Ji, Yongxin Qian, Huining Zhang, Hamid Mohammed Al-Gabr, Meijuan Xu, Kefeng Zhang, Dongxia Zhang(2023).  Optimizing heterotrophic nitrification process: The significance of demand-driven aeration and organic matter concentration. Bioresource Technology376.
16. Hamid mohammed Al-gabr1*, Amin M. Alwaseai,Mohammed alfakih, Huining, Zhang, Rasel mukred,A. Gashaa, T Alezani, K. Almaameri, K. Hassen, M. Almodhafery, M. Alfaydey, N. Jeraan (2023). Effect of some medicinal plant extracts on pathogenic bacteria and fungi in Albaydha governorate, Yemen. Albaydha university journal, (4), 3. 231 240.https://doi.org/10.56807/buj.v4i03.340