• PhD in Horticulture (SCREENING OF CARROT ACCESSION FOR WARM, DRY AND SALINE AREAS OF BANGLADESH) Bangladesh Agricultural University (BAU) in the Year 2020
• MS in Horticulture, Bangladesh Agricultural University (BAU) in Year 2006
• BScAg (Hons.) Sher-e-Bangla Agricultural University (SAU) in Year 2001

• INTERNATIONAL TRAINING WORKSHOP ON HYBRID RICE TECHNOLOGY TRANSFER IN BANGLADESH, 2008 , Aftab Bahumukhi Farms Limited, Kishoregonj
• SEED TECHNOLOGY and SEED REGULATIONS, 2008, Seed Certification Agency Project, SCA, Gazipur.
• SEED PRODUCTION, PROCESSING, PRESERVATION and QUALITY CONTROL, 2014 at Seed Testing Laboratory and Training Centre, BADC, Beej Bhaban, Gabtoli, Mirpur .
• SELLING SKILL, TIME AND TERRITORY MANAGEMENT, 2009, ACI Limited, Dhaka.
• LEADERSHIP AND SUPERVISSION, 2011, ACI Limited, Dhaka.
• CHALLENGES OF BRANDING IN HYPER COMPETITION MARKET, 2011, ACI Limited, Dhaka.
• POTATO: CULTIVATION, BREEDING, MULTIPLICATION THROUGH MERISTEM CULTURE, PROCESSING FOR CHIPS, FRENCH FRY AND FRESH MARKET AND MARKETING THROUGH DIFFERENT CHANNELS at DENMARK, HOLLAND, BELGIUM, AND SWEDEN, 2013 DANESPO A/S.
• CARROT BREEDING, SEED PRODUCTION AND PROCESSING at UNIVERSITY OF WISCONSIN, MADISON, USA, 2016 US department of Agriculture (USDA) and Global Crop Diversity Trust (Germany).

Horticulture, Seed Technology, Agribusiness

• Mannan, ATMM, Rahman M. A. and Rahim M. A.. 2006. Effect of potassium and boron on the yield of kohlrabi. Bangladesh Soc. Agril. Sci. Technol., 3 (1&2): 147-150.
• Mannan, ATMM, Rahim, M. A., M. A. Rahman and M. S. Alom. 2007. Effect of flush maturity and shoot orientation on bearing of mango. Journal of Agroforestry and Environment, 1(1): 67-70.
• Mannan, ATMM, Rahim, M. A., and M. S. Alom. 2006. Effect of flush age on the  bearing habit different varieties of mango under various management practices. Bangladesh J. Progressive Sci. Technol., 4(2): 151-154.
• Mannan, ATMM, Rahim, M. A., M. S. Alom and N. Akhter. 2006. Effect of age of rootstocks and graft union wrapping technique for the success of mango grafting. Bangladesh J. Seed Sci. Tech., 9(1&2): 139-142.
• Islam, M.M. Ahmed, M, Mannan,  ATMM, Soliaman E. H. M.  and Akhter. S.. 2006.Nature of damage of cutworm, Agrotis ipsilon(Hufn.) in kholrabi and efficacy of botanical oils on them. Bangladesh J. Progressive Sci. Technol., 4(2): 117-120.
• Karim, A.Z.M.S., Choudhury, M.S.H., Ahmed, M, Hasanuzzaman, M and Mannan, ATMM. 2006. Effect of grafting methods and varieties on the success, survivality and growth in mango. Bangladesh of environmental science, 12(1): 207-210.
• Hashim, A, Rahim, M.A.  and Mannan, ATMM. 2006. Effects of depth of drain and spacing on  the growth and yield of ginger. Bangladesh Soc. Agril. Sci. Technol., 3 (1&2): 93-96.
• Das, S.K. Rahman, M. A. and  Mannan, ATMM. 2007. Effect of planting system and plant spacing on the performance of Garden pea in the early stage of banana plantation. Bangladesh J. Progressive Sci. Technol., 5(1): 121-124.
• Das, S.K. Rahman, M. A. and  Mannan, ATMM. 2007. Effect of planting system and plant spacing on the performance of French bean in the early stage of banana plantation. Bangladesh J. Progressive Sci. Technol., 5(1): 121-124.
• Rashid, M. M., Solaiman, A.H.M. , Ali, M. A. and Mannan, ATMM. Effects of different levels of phosphorus and irrigation intervals on the yield of onion. J. Bangladesh Soc. Agril. Sci. Technol., 4 (1&2): 185-188.
• Bolton, A. Nijabat, A., Rehman, M.,  Naveed, N.,  Mannan, A.T.M.M., Ali, A., Rahim, M. A., and  Simon, P. 2019. Variation for Heat Tolerance during Seed Germination in Diverse Carrot [Daucus carota (L.)] Germplasm. HORTSCIENCE 54(9):1470–1476. 2019. https://doi.org/10.21273/HORTSCI 14144-19.
• Simon PW, Rolling WR, Senalik, D. , Bolton, A., Rahim, M.A, Mannan, A.T.M.M., Islam, F., Ali, A., Nijabat, A., Naveed, N,  Hussain, R.,  Shah, A. I.,   Wild carrot diversity for new sources of abiotic stress tolerance to strengthen vegetable breeding in Bangladesh and Pakistan. Crop Science. 2020; 61:163–176.  https://doi.org/10.1002/csc2.20333
• Feroz M Hassan, ATM Majharul Mannan, Md. Anowar Hossen, M. Shahedur Rahman Sayem 2015. Beej Alu Utpadoner Kolakoishol o proshikhan shahayika (Seed Potato Production technology and training manual), Published by Giant Agro Processing Limited, Uttara, Dhaka, funded by DANIDA B2B projects, Royal Danish Embassy, Dhaka.
• Feroz M Hassan, ATM Majharul Mannan, Md. Anowar Hossen, M. Shahedur Rahman Sayem 2015. Balainashoker Nirapad Babahar (Safe uses of pesticides), Published by Giant Agro Processing Limited, Uttara, Dhaka, funded by DANIDA B2B projects, Royal Danish Embassy, Dhaka.
• Mohammad A Rahim, Nusrat  Sultana, ATM Majharul Mannan and Nizam Uddin Ahmed. Potato Production in Bangladesh, In book: Potato Production Worldwide Editors, Mehmet Calıskan, Allah Bakhsh, Khawar Jabran. May 1, 2022, Publisher: Academic Press, Elsevier, Paperback ISBN: 9780128229255" https://www.elsevier.com/books/potato-production-worldwide/caliskan/978-0-12-822925-5.

• Awarded scholarship for PhD reperch from GCDT project of Bangladesh Agricultural University funded by USDA and University of Wisconsin, USA.
• Awarded as Principle Investigator for the project “Development of Production Package for Export and Processing Potatoes to Sustain Productivity and Food Security in Bangladesh” implemented by NATP-2, PIU-BARC, fudend by World Bank.

Krishibid Institution Bangladesh, Seed Science Society of Bangladesh

1. Research Fellow (January 1, 2005 to December 30, 2006) at Fruit Tree Improvement Programme (FTIP), Dept. of Horticulture, Bangladesh Agricultural University (BAU)
2. Marketing officer, seed ( April 2007 to August, 2008) at Aftab Bahumukhi Farms Limited, Mymensingh.
3. Assistant Product Manager, Seed (September 2008 to August, 2012) at ACI Limited, Dhaka.
4. General Manager, Agribusiness (September 2012 to October 15, 2023) at Giant Agro Processing Ltd, Dhaka