Donald J. King MSc., CCA-ON
Research Agronomist, Principal of SRG

Don has experience with both private and public agricultural agencies.  His areas of expertise include agronomy, soil and water quality and mitigation practices, soil erosion processes, nutrient management planning, nitrogen use efficiency, and greenhouse gases. 

He develops Source Water Protection Plans and GLASI plans as well as  creating and updating numerous Nutrient Management Strategies and Plans for Ontario farmers each year.

Ann L. Huber PhD.
Environmental Microbiologist, Principal of SRG

Ann has national and international research experience with government university, and industry. Her areas of expertise include environmental microbiology, agricultural nutrient and pathogen management practices for environmental and food safety, horticulture wastewater management, monitoring and remediation of terrestrial and aquatic ecosystems, greenhouse gases.

Currently, Ann is the lead on the OMAFRA and CAAP funded Hybrid Treatment System project: Development of water treatment best management practices for greenhouses and nurseries in Ontario and the Water Reuse Research Demonstration Project for The Regional Municipality of York.  She is the co-investigator for the Demonstration of energy-saving dehumidification in Ontario greenhouses project through the Greenhouse Renewable Energy Technologies (GRET) Initiative, and a collaborating researcher for the Assessment and BMPs for floriculture outdoor production through OMAFRA funding. 

Previously, Ann was the lead researcher for the Growing Forward 2 project Developing low-cost tools for in-house tracking of microbial water quality in the horticulture industry as well as the  She has also recently completed research for Canadian Wollastonite Evaluating of the effect of wollastonite on crop health and performance.

Margaret A Ribey, MSc.,CCA-ON
Natural Resource Scientist

Margaret has experience in soil and crop management and research with university, private, and public agricultural agencies. Her areas of expertise include soil science, nutrient sourcing and transport, best management practices, soil health, environmental considerations in production agriculture, and nutrient management planning.

Currently, Margaret is involved with the technical and laboratory requirements of the Digestate and Lystek Application Management to Maximize 4-R Strategies project supported by the Best Management Practices Verification and Demonstration Fund 2015-16 and the CAAP funded Hybrid Treatment System project: Development of water treatment best management practices for greenhouses and nurseries in Ontario.  She has participated in drafting the proceedings for the Summit on Canadian Soil Health 2017 and the BMP Infosheets and Soil Health Diagnostic Factsheets for the OMAFRA Soil Health Publications Projects.  In partnership with the University of Windsor, she has conducted numerous farmer interviews and data interpretation for the Agrimodel project in the Smith’s Creek and Larches watersheds.  Margaret also develops Nutrient Management Strategies/Plans, Source Water Protection Plans and conducts GLASI Farmland Health Check-Ups and Assessments for Ontario farmers.

Gregory J. Wall PhD.
Soil Scientist

Over 30 years experience as a research scientist with Agriculture Canada.

Areas of expertise: pedology, soil survey and Canada Land Inventory (CLI) determinations, soil erosion/sedimentation processes, water quality, farm nutrient management, and agricultural greenhouse gas emissions.

K. Bruce MacDonald, PhD.
Soil Scientist

Bruce has over 30 years of experience with university, industry and federal agencies. His areas of expertise include agronomic evaluation and land resource management using GIS technologies, Ontario Land Resources (soils) information, environmental impact assessments, water quality, and agricultural greenhouse gasses.

Bruce is currently working on the Distribution and Magnitude of Legacy Phosphorus for Lake Erie for Environment and Climate Change Canada.  He has recently led a project to recommend Options for the Development and Implementation of an Ontario Plant Pest Surveillance/Diagnostic Network, as well as projects such as  Examining Barriers to Agricultural Phosphorus Management in the Lake Erie Basin   He also conducts peer reviews on land evaluation studies of sites proposed for ground based solar arrays for the recent Feed-In Tariff (FIT 4.1) program.