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Thomas Leo Ogren

Allergy-researcher, horticulturist, consultant
Tom Ogren is the author of three books and many articles on landscape and allergy.He is a horticulturist, consultant and former nursery owner and teacher of landscape gardening.He was one of an international group of experts who helped write the soon-to-be-released new textbook from Oxford University Press, Nature and Public Health.
twitter.com/tommyogren

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