Soil, Water and Forage Analytical Laboratory (SWFAL)

Need More Help?

Need More Help?

For soil testing, soil fertility, fertilizers, animal waste nutrients related questions, contact:

Hailin Zhang - Soil Testing/Nutrient Management
Brian Arnall - Precision Nutrient Management Extension
Bill Raun - Nutrient Management/Precision Ag.

Cropping Systems and Oil Seed Crop Production, contact:

 Josh Lofton - Cropping Systems Specialist
Jason Warren - Soil and water conservation and management

For crop production, contact:

Alex Rocateli - Forage Legume
Alex Rocateli - Forage and Pasture
Randy Boman - Cotton
David Marburger- Wheat, Small Grains
Terry Bidwell - Rangeland

For drinking water, pond water, irrigation water, on-site waste water, contact:

    Vogel, Jason - Storm Water Extension 

    Sergio Abit - onsite wastewater treatment

    Marley Beem, - Aquaculture Specialist    


    Saleh Taghvaeian - Irrigation and Water Resources 
    Hailin Zhang - Water testing and interpretations 

For vegetables, flowers, lawn, golf courses, fruit crops contact:

David Hillock - Consumer Horticulture (lawn, garden, etc.)
Lynn Brandenberger - Vegetables
Dennis Martin  - Turfgrass
Michael Schnelle - Ornamentals
Becky Carroll becky.carroll@okstate.edu - Pecan, grapes

For pests related questions, contact:

Misha Manuchehri - Small Grains Weed Specialist

Todd Baughman - Weed Science
Tom Royer - http://entoplp.okstate.edu/ipm/ IPM, insects
Robert Hunger - Plant Diseases
                         - Turf and Horticultural Epidemiology
Dr. Eric Rebek - Ornamental/Turfgrass Pest Insects

For animal nutrition, contact:
David Lalman - Extension Beef Cattle Specialist
Noah Litherland - Extension Dairy Specialist
Steven Cooper - Equine Specialist
Selk, Glenn - Animal Reprod. Specialist

For animal waste management, contact:
Doug Hamilton - Extension Waste Management Specialist
Hailin Zhang - Nutrient Management Specialist
Josh Payne - Area Animal Waste Management Specialist

For lime, fertilizer and soil amendments rules and testing, contact:

Oklahoma Department of Agriculture, Food and Forest Laboratory

Other laboratories in the area:

Oklahoma Animal Disease Diagnostic Laboratory
Plant Disease and Insect Diagnostic Laboratory
State Environmental Laboratory (DEQ)

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