Christian Siewert | Soil Science | Best Researcher Award

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Prof. Dr. Christian Siewert | Soil Science | Best Researcher Award

Christian Siewert | University of Applied Sciences Dresden | Germany 

Dr. Christian Siewert is a German soil scientist and ecologist with more than three decades of academic and international experience. Holding a Ph.D. in natural sciences from the Soil Research Centre in Müncheberg and a Habilitation in soil science from the Technical University of Berlin, he has built a distinguished career across research, teaching, and international collaboration. Since 2005, he has served as a full professor, currently at the Dresden University of Applied Sciences, where he focuses on ecological sciences, soil fertility, land use technologies, environmental monitoring, and scientific publication activities. His professional record spans leadership roles, international project coordination, and contributions to over 14 EU strategic partnership research projects, including SUMCULA on sustainable cultural landscape management. With academic engagements across regions such as Russia, Eastern Europe, New Zealand, South America, and Japan, he has demonstrated long-standing expertise in cross-border ecological initiatives. Dr. Siewert has authored 32 scientific documents, which have collectively earned 809 citations, reflecting his influence in his field. His publication impact is further evidenced by an h-index of 15, underscoring the significance and reach of his scholarly contributions. Alongside 60 scientific publications and six patents, his work integrates research excellence with teaching, innovation, and global scientific cooperation.

Profiles: Scopus | Orcid 

Featured Publications

  • Krahl, I., Tokarski, D., Kučerík, J., Schwitzky, E., & Siewert, C. (2025). New approach to experimental soil health definition using thermogravimetric fingerprinting. Agronomy.

  • Tokarski, D., Šimečková, J., Kučerík, J., Kalbitz, K., Demyan, M. S., Merbach, I., Barkusky, D., Ruehlmann, J., & Siewert, C. (2019). Detectability of degradable organic matter in agricultural soils by thermogravimetry. Journal of Plant Nutrition and Soil Science.

  • David, J., Weissmannová, H. D., Steinmetz, Z., Kabelíková, L., Demyan, M. S., Šimečková, J., Tokarski, D., Siewert, C., Schaumann, G. E., & Kučerík, J. (2019). Introducing a soil universal model method (SUMM) and its application for qualitative and quantitative determination of poly(ethylene), poly(styrene), poly(vinyl chloride) and poly(ethylene terephthalate) microplastics in a model soil. Chemosphere.

  • Tokarski, D., Kučerík, J., Kalbitz, K., Demyan, M. S., Merbach, I., Barkusky, D., Ruehlmann, J., & Siewert, C. (2018). Contribution of organic amendments to soil organic matter detected by thermogravimetry. Journal of Plant Nutrition and Soil Science.

  • Kučerík, J., Tokarski, D., Demyan, M. S., Merbach, I., & Siewert, C. (2018). Linking soil organic matter thermal stability with contents of clay, bound water, organic carbon and nitrogen. Geoderma.

Riffat Rahim | Soil Science | Best Researcher Award

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Dr. Riffat Rahim | Soil Science | Best Researcher Award

University of Leipzig | Germany

Dr. Riffat Rahim is an accomplished soil scientist with a strong research portfolio and international experience across Germany, Canada, and Pakistan. She has contributed significantly to soil chemistry, rhizosphere processes, mucilage dynamics, salinity management, and phosphorus behavior in calcareous soils. Her academic journey includes a Ph.D. in Agricultural Sciences from Forschungszentrum Jülich and the University of Bonn, a Master’s and Bachelor’s in Soil Science from Bahauddin Zakariya University. She has authored 4 scientific documents, accumulated 40 citations, and holds an h-index of 4, reflecting the visibility and impact of her publications. Her work spans experimental studies, pore-scale simulations, and field-relevant investigations, with research outputs published and additional manuscripts under review. She has presented at major platforms such as the EGU General Assembly, World Congress of Soil Science, DBG Germany conferences, and international workshops on spectroscopy and bioeconomy. Professionally, she serves as a Postdoctoral Researcher at the University of Rostock and has held roles as a Visiting Scientist, Doctoral Researcher, and Research Assistant in leading institutions. Her technical mastery includes XANES, GC, HPLC, tomography, atomic absorption, and advanced data analysis using Python, R, and Origin. She is multilingual and experienced in laboratory management, project execution, and scientific communication.

Profile:  Scopus

Featured Publications

Nazir, M. J., Hussain, M. M., Albasher, G., Iqbal, B., Khan, K. A., Rahim, R., Li, G., & Du, D. (2024). Glucose input profit soil organic carbon mineralization and nitrogen dynamics in relation to nitrogen-amended soils. Journal of Environmental Management.

Khandakar Islam | Soil | Award for Soil Education

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Dr. Khandakar Islam | Soil | Award for Soil Education

Dr. Khandakar Islam, Ohio State University, United States

Dr. Khandakar Rafiq Islam is a Program Director of Soil, Water, and Bioenergy Resources at The Ohio State University South Centers. He specializes in climate-smart agriculture, soil health, water management, organic farming, carbon sequestration, and phytoremediation. With a Ph.D. in Soil and Environmental Quality from the University of Maryland, he has extensive experience in research, teaching, and international collaboration. A Fulbright Teaching Fellow and recipient of multiple awards, including the Mandela Washington Reciprocal Fellowship, he has led numerous projects on sustainable agriculture and published widely in peer-reviewed journals.

Profile

Scopus

Summary:

Dr. Khandakar Rafiq Islam is an exceptional candidate for the Award for Soil Education due to his extensive teaching, research, mentorship, and international outreach. His expertise in climate-smart agriculture, soil health, and sustainable land management has contributed significantly to soil science education globally. While he has received multiple awards for his research and mentoring, expanding his digital education footprint and public outreach could further strengthen his candidacy.

 

🎓 Education

Rafiq Islam holds a Ph.D. in Soil and Environmental Quality from the University of Maryland, USA. He earned an M.S. in Soil and Water Engineering from the Asian Institute of Technology, Thailand, and a B.S. in Soil and Environmental Sciences from Dhaka University, Bangladesh.

 

💼Experience

Dr. Islam has been the Program Director for Soil, Water, and Bioenergy Resources at The Ohio State University South Centers since 2002. He is also a Faculty Affiliate at the Ohio Sustainability Institute and the School of Environment and Natural Resources. He has taught undergraduate and graduate courses, supervised graduate students, and served as a technical resource person for Ohio Agricultural Research and Development Center and OSU Extension Outreach. He has extensive international experience, including serving as a Fulbright Teaching Fellow in Turkey and a Visiting Professor at Satbayev University, Kazakhstan.

 

🔬Research Focus

His research focuses on climate-smart agriculture, sustainable soil and water management, organic farming, biochar applications, carbon sequestration, and phytoremediation of contaminated soils. He has led numerous projects on soil fertility, nutrient management, and conservation agriculture while collaborating internationally on sustainable agricultural initiatives.

 

Awards

Dr. Islam has received numerous honors, including the Mandela Washington Reciprocal Fellowship Award (2024), Washington-Mandela Fellowship Ringleader Award (2023), American Council for International Education Awards (2021, 2019), and the USDA-Borlaug Mentor Award for visits to multiple countries. He was also a Fulbright Teaching Fellow in Turkey and a recipient of the No-Till Researcher and Educator Award from the Ohio No-Till Council.

 

Skills

Dr. Islam specializes in climate-smart agriculture, soil health and water management, organic farming, carbon sequestration, tillage, cover crops, marginal soil restoration, and biomaterial production. His expertise includes plant-induced abiotic and biocontrol services, agricultural research, and mentoring.

 

Publications

  • Impact of gypsum applications and cover crop on soybean (Glycine max) elemental composition
    • Authors: Gonzalez, J.M., Dick, W.A., Watts, D.B., Reeder, R.C., Shedekar, V.S.
    • Journal: Agricultural and Environmental Letters
    • Year: 2025
    • Citations: 0

 

  • Assessing Heavy Metal Contamination for Soil Reclamation: Implications for Sustainable Urban Development
    • Authors: Saparov, G., Dutbayev, Y., Amanzholkyzy, A., Trushin, M., Kozlov, A.
    • Journal: International Journal of Design and Nature and Ecodynamics
    • Year: 2024
    • Citations: 0

 

  • Predicting Accumulation and Potential Edge-of-Field Loss of Phosphorus to Surface Water from Diverse Ecosystems
    • Authors: Rahman, A., Islam, K.R., Ahsan, S., Didenko, N.O., Sundermeier, A.P.
    • Journal: Water, Air, and Soil Pollution
    • Year: 2024
    • Citations: 0

 

  • Increased humic materials explain aggregate-protected carbon and nitrogen accumulation in biochar-amended tropical soils
    • Authors: Amoakwah, E., Rahman, M.A., Islam, K.R., Asirifi, I., Arthur, E.
    • Journal: Pedosphere
    • Year: 2024
    • Citations: 1

 

  • Phytoremediation of contaminated urban soils spiked with heavy metals
    • Authors: Yelikbayev, B.K., Imanbek, F., Jamalova, G.A., Kalogerakis, N.E., Islam, K.R.
    • Journal: Eurasian Journal of Soil Science
    • Year: 2024
    • Citations: 0

 

  • Cover crops, crop rotation, and gypsum, as conservation practices, impact Mehlich-3 extractable plant nutrients and trace metals
    • Authors: Gonzalez, J.M., Dick, W.A., Islam, K.R., Reeder, R.C., Shedekar, V.S.
    • Journal: International Soil and Water Conservation Research
    • Year: 2024
    • Citations: 2
  • Forty-two years impact of chemical fertilization on soil phosphorus partition and distribution under rice-based cropping systems
    • Authors: Biswas, C., Ferdous, J., Sarker, R.R., Islam, K.R., Jahangir, M.M.R.
    • Journal: PLoS ONE
    • Year: 2024
    • Citations: 0

 

  • Mulching to improve sweet potato production
    • Authors: Sapakhova, Z., Islam, K.R., Toishimanov, M., Shamekova, M., Zhambakin, K.
    • Journal: Journal of Agriculture and Food Research
    • Year: 2024
    • Citations: 1

 

Conclusion:

Dr. Islam’s proven track record in soil science education, mentorship, curriculum development, and international collaboration makes him a highly deserving candidate for the Research Award for Soil Education. His work has empowered students, researchers, and professionals worldwide, ensuring a lasting impact on soil education, sustainability, and global food security. Strengthening digital education and public advocacy could further enhance his contributions to the field.