1. Data collection and worked on Master thesis for Erasmus Mundus MSc in SUTROFOR on “Socio-economic impacts of medicinal plants in Nepal-A case study in Daman VDC of Makawanpur district” from February to July 2012.
2. Worked on Master’s Thesis for Master of Science in Agroforestry titled on 'Decomposition of tree leaf biomass and its effect on yield and yield contributing characters of transplant Aman rice cv. BR11' from June 2006 to June 2007 with full contribution along with the guidance of supervisor of Master studies.
3. As a Principal Investigator, Study on “Biogeochemical analysis of soils and leaf litters of Chittagong hill forest of Bangladesh”. Funded by the Ministry of Science & Technology (MoST), Government of Bangladesh (GoB) from July 2014 to June 2015.
4. As a Principal Investigator, Project on “Biogeochemical analysis of soils of mangrove forest of Bangladesh”. Funded by Bangladesh Agricultural University Research System (BAURES) from July 2015 to June 2016.
5. As a Principal Investigator, Project on “Scaling-up of farmer-led agroforestry practices for livelihood improvement and resources conservation in the Madhupur Garh area of Bangladesh” Funded by World Bank and Government of Bangladesh (GoB) from May 2017 to September 2018.
6. As a Principal Investigator, Project on “Effects of human disturbances on forest structure and soils in the Madhupur Sal forest of Bangladesh”. Funded by MoST, GoB from July 2017 to June 2018.
7. As a Principal Investigator, Project on “Comparative study of agroforestry and social forestry on vegetation and soil nutrient composition established in the deforested land of Madhupur Sal forest of Bangladesh”. Funded by BAURES from July 2018 to June 2019.
8. As a Principal Investigator, Project on “Productivity analysis of farmer-led mango based agroforestry practices in the Madhupur Garh area of Bangladesh”. Funded by MoST, GoB from July 2018 to June 2019.
9. As a Principal Investigator, Project on “Development of cotton-based agroforestry model on farmers’ livelihood improvement in Charland of Bangladesh”. Funded by MoE, GoB from July 2019 to June 2022 (on-going).
10. As a Principal Investigator, Project on “Production of cotton under existing agroforestry systems for farmers’ livelihood improvement in the Charland areas of Bangladesh”. Funded by MoST, GoB from July 2020 to June 2021.
11. As a Principal Investigator, Project on “Production of high-value medicinal plants (Aloe vera, Ashwagandha, Kalomegh, Shimul mul) in the existing agroforestry systems for enhancing farmers’ livelihood in the Charland area of Bangladesh”. Funded by BAU from January 2021 to December 2022 (on-going).
12. As a Principal Investigator, Project on “Estimation of stand composition, diversity, soil nutrients and carbon sequestration potentials of cropland agroforestry practices in different land ecosystems in Bangladesh”. Funded by MoST, GoB from July 2021 to June 2022.

Seminar/Conference/Workshop Attended

1. Presented a paper as a group on “Urban and peri-urban forest resource governance–emerging patterns in South Asia” in Ist Biennial International Congress on Green Spaces during March 5-7, 2012, New Delhi, India, Organized by Food and Agriculture Organisation of the United Nations (FAO).
2. Participation a course on “Joint Summer Module” in Costa Rica and worked on “Coffee Agroforestry Systems” with the collaboration of CATIE and SUTROFOR Commission from July 26 to August 5, 2011.
3. Interdisciplinary work and data collection on “Deagrarianization and Intensification of Agriculture in the Northern Region of Thailand” with the collaboration of Copenhagen University and Chiangmai University from February 22 to March 12, 2011.
4. Participated international conference on “Quality Seed and Food Security” during 17-19 February 2009 managed and funded by Agroforestry Society of Bangladesh (AFSB), Fruit Science Society of Bangladesh (FSSB) and Seed Science Society of Bangladesh (SSSB) held on BAU, Mymensingh, Bangladesh.
5. Participated international conference on “Role of Horticulture and Agroforestry in Poverty Reduction” during 17-18 March 2008 managed and funded by Agroforestry Society of Bangladesh (AFSB), Fruit Science Society of Bangladesh (FSSB) and Seed Science Society of Bangladesh (SSSB) held on BAU, Mymensingh, Bangladesh.