Team

The PAL Team

Pavani Ganju

Pavani Ganju

Laboratory Manager

Pavani joined PAL as the Lab Manager in November 2024. She oversees daily operations and provides essential support to the team’s discovery, learning, and engagement activities. Growing up in India, she later earned a bachelor's degree in Plant Sciences from the University of California, Davis, and a master's degree in Botany from the University of Wisconsin–Madison. Pavani is excited to be contributing to the lab's many research projects, and in making sure the lab is running smoothly and efficiently. When she's not in lab, she can be found reading science fiction novels and completing crossword puzzles in her free time.

Carson Pearl

Carson Pearl

Research Specialist

Carson is from St. Louis, Missouri and graduated with a BS in Plant Sciences from the University of Missouri, and most recently, an MS in Agronomy (2025) from the PAL. As a research specialist in the lab, Carson is continuing to use his background in plant science and newly gained experience in soil science to explore how plant–soil interactions affect soil carbon accumulation. Carson is a Purdue sports fan and even made the trek to West Lafayette from Missouri almost every home football weekend growing up. Carson is proud to be the next boilermaker in his family.

Binod Joshi

Binod Joshi

PhD Student

Binod is originally from Nepal and he obtained his master’s degree in integrated Agricultural Science from Texas State University in 2023. At Purdue, he aspires to deepen his knowledge and skills in soil and crop science, with a focus on evaluating holistic approaches to managing corn production systems—integrating novel hybrid selection, nitrogen management, and responses to environmental stress. He hopes to gain valuable insights into sustainable management practices. Outside of academics, he loves watching movies, traveling, and playing cricket.

Annie Benson

Annie Benson

MS Student

Annie grew up in central Minnesota where her family raised vegetables, chickens, and sheep. After graduating from Middlebury College with a degree in biology, she worked at Rodale Institute in Pennsylvania for several years as a research technician on a long term trial comparing organic and conventional grain cropping systems. She is ecstatic to have joined the agroecology lab on the Indiana Organic Network (ION) project team, where she leads the statewide soil health assessment of organic farms and investigates how management practices influence soil health dynamics. In her free time, Annie enjoys rock climbing, baking, and tormenting her two cats.

Sheng Lu

Dr. Sheng Lu

Post-doctoral Researcher

Sheng is currently a post-doctoral researcher in our lab. His primary research focuses on the dynamic interactions between soil microbial communities and metabolite composition, with an emphasis on nutrient cycling. At Purdue, he’s investigating how these processes interact under different crop rotation systems. Sheng earned his doctorate from Hunan Agricultural University and then worked at Central South University of Forestry and Technology as an Associate Professor. Outside of his research, Sheng enjoys driving to new and exciting locations to take in the sights and enjoy nature.

Yang Chen

Yang Chen

PhD student
Yang is a PhD student in our lab. He completed his master’s degree at the University of Chinese Academy of Sciences. His prior work integrated meta-analysis with pot control experiments to examine how soil microbial communities and extracellular enzyme activities in the rhizosphere and bulk soil react to nitrogen addition. At Purdue, his research will concentrate on soil microbial regulation of organic matter dynamics and the influence of management practices, particularly focusing on perennial legumes.
Arsen Yerlan

Arsen Yerlan

PhD Student

Arsen is a PhD student co-advised by Drs. Yichao Rui and Roland Wilhelm. Originally from Kazakhstan, he has lived in various places from an early age and has learned multiple languages, including English, Kazakh, Russian, Spanish, and Turkish. Arsen enjoys connecting with people and exploring different cultures through travel. Deeply connected to his Kazakh heritage, he plays the Dombra, a traditional instrument, and is passionate about agriculture, driven by a desire to reconnect people with Kazakhstan's vast land resources. In his free time, Arsen enjoys outdoor activities, cooking, and spending time with friends and family. His varied experiences and interests make him eager to grow and collaborate with others in both his academic and personal life.

Dominic Uhelski

Dr. Dominic Uhelski

Visiting Scholar

Dominic is a visiting scholar in the lab. He is currently working as a postdoctoral researcher at Michigan Technological University, where he focuses on wetland restoration and biogeochemistry. His past research includes quantifying fire history and analyzing peat chemistry in the Northern Midwest, as well as studying pyrogenic carbon variance affected by forest fires in Northern Wisconsin. He has a broad interest in ecological stewardship and sustainability.

Panchami Jaya

Panchami Jaya

Visiting PhD Student

Panchami is a visiting Ph.D. student from the Kerala Forest Research Institute (Forest Research Institute Dehradun-University) in India. Her research focuses on the vertical distribution of soil carbon pools, mineral-organic interactions, and the impact of rising global temperatures on soil organic carbon in teak plantations and adjacent forests of the southern Western Ghats. At Purdue University, Panchami's work extends to studying how regenerative agroforestry systems affect soil microbial parameters compared to conventional agriculture, contributing to carbon sequestration and climate change mitigation. Beyond her academic pursuits, she enjoys reading and traveling, which continually inspire her commitment to developing innovative solutions for a sustainable climate future.

Ismael De lara

Ismael De lara

Undergraduate Research Assistant

Ismael is a senior majoring in Natural Resources and Environmental Science (NRES) at Purdue University, with a concentration in Environmental Quality and Restoration. Ismael serves as president of the Environmental Science Club and is an ambassador for the NRES Program. Ismael is particularly interested in integrating carbon sequestration policy into organic agriculture. Outside of work and study, Ismael enjoys baking, working on a children’s book about community environmental advocacy, and raising two sheep back at home in Northwest Indiana.

Galo Vera

Galo Vera

Visiting Scholar

Originally from Machala, Ecuador, Galo graduated from Zamorano University in Honduras and brings valuable industry experience to his role as a visiting research scholar at PAL. He is particularly interested in deepening his knowledge of soil science and sustainable agriculture, and in contributing fully to the team’s efforts. In his free time, he enjoys trying new sports, spending time outdoors, and watching movies.

Dipesh Giri

Dipesh Giri

PhD Student
Dipesh is a PhD student co-advised by Drs. Yichao Rui and Sidd Paul. Originally from Nepal, he completed his master’s degree in Agronomy at the University of Nebraska–Lincoln, where his research focused on nitrogen management techniques. At Purdue University, his work centers on integrating spatial modeling and sustainable management practices to support climate-resilient agriculture. Outside of research, Dipesh enjoys playing soccer, cooking, and watching movies.
Aaliyah Carlisle

Aaliyah Carlisle

Undergraduate Research Assistant

Aaliyah is a junior at Purdue University from Central Indiana, double majoring in Natural Resources and Environmental Science—with a concentration in Environmental Quality and Restoration—and Soil and Water Science. She chose Purdue to pursue her passion for sustainability in agriculture and is excited to learn from other team members in the lab. In her free time, Aaliyah enjoys caring for houseplants, reading, and traveling.

Maria Reyes

Maria Reyes

Visiting Scholar

Maria is originally from Honduras in Central America and studied at Zamorano University. She is especially interested in sustainable and ecological approaches to agricultural production. As a Visiting Scholar at PAL, she is eager to expand her knowledge in the field and gain valuable experience through the lab’s dynamic research environment and the exchange of ideas with team members. In her free time, she enjoys photography, spending time outdoors, and painting.

Susanna Berg

Susanna Berg

PhD Student
Susanna grew up in Atlanta, Georgia and received a B.S.A. in Sustainable Agriculture from the University of Georgia in May 2025. Susanna became particularly interested in the potential of cover cropping systems in row crops while working at the weed science lab at UGA. At Purdue, she hopes to focus on the effects of cover crops on biological, chemical, and physical soil health characteristics, along with changes in nutrient cycling. On any free weekend, she can be found on a long hike in the woods or longingly scrolling through the dog shelter website.
Guilherme Bernardes

Guilherme Bernardes

Visiting Undergraduate Student
Guilherme is a visiting undergraduate student from São Paulo State University (UNESP–SP), Brazil. He is particularly interested in carbon, soil health, and sustainability, with a passion for both the theoretical and practical aspects of research. He is excited to have the opportunity at PAL to participate in laboratory work, fieldwork, and data analysis as part of his efforts to build a career in agronomy and sustainable agriculture. In his free time, Guilherme enjoys watching a variety of sports and staying active through running, swimming, and weightlifting.
Moyeed Talukder

Moyeed Talukder

PhD Student
Moyeed is originally from Bangladesh. He recently completed his MS in Horticulture (2025) from Purdue University. His passion for agriculture came from his father, developed through working together in their small homestead vegetable garden. He worked on a research project conducted by Queen’s University Belfast, United Kingdom, in 2018 and visited Okayama University, Japan, as a research fellow in the same year. He is interested in organic agriculture, soil health, and sustainable crop production, as well as maintaining ecological balance. He aims to create a hunger-free nation and ensure food security worldwide by expanding his knowledge of sustainable farming approaches. In his leisure time, he enjoys watching drama series, walking in the woods, exploring national parks, and trying foods from different cultures. Additionally, Moyeed loves connecting with people!

Lab Alumni

Juan Cardona Soto

Juan Pablo Cardona Soto

Visiting undergraduate student (Aug 2023 - Feb 2024)

Current position: Nearing completion of a Bachelor's degree in Agronomical Engineering in Caldas University, Colombia. 

Anshu Siwach

Anshu Siwach

Visiting PhD student (Aug 2023 - Aug 2024)
Current position: Nearing completion of a Ph.D's degree at the University of Delhi, India.
Krista Zapata

Krista Zapata

Master's Student (Summer 2023 - Spring 2025)
Current position: Interning at Corteva Agriscience in Iowa
Travis Nixon

Travis Nixon

Undergraduate Student (Fall 2024-Spring 2025)
Mariana Gurgel

Mariana Gurgel

Undergraduate Student (Fall 2024-Spring 2025)