Expert Environmental Horticulture Services.  
Hannah M. Mathers Ph.D., Mathers Environmental Science Services, LLC ---- Dr. Mathers has 26 years of work experience in the horticulture and agriculture industries of the US and Canada with high level analytical skills and advanced training in agricultural statistics. Hannah has written 140 grants with over $2.9 million receiving awards; independently initiated multiple research trials; published 21 peer-reviewed and 235 trade journal articles; delivered 270 out-of-state and 246 in-state presentations. Hannah is distinguished in freezing stress physiology, plant nutrition, plant diagnostics, and traditional and bio-weed controls in horticultural crops. Dr. Mathers' has conducted thousands of herbicide efficacy and phytotoxicity trials, invented five new bio-herbicides with patents pending and assisted in the registration of seven herbicides in the US nursery industry.

Address:     839 Riva Ridge Blvd. Gahanna , OH 43230 Email:        Contact:   Hannah Mathers, PhD Phone:    614-371-0886   FAX: