Purdue Department of Agronomy

Purdue Turf Program

Plant and Pest Diagnostic Lab

Office of the Indiana State Chemist

Purdue Pesticide Program

Indiana State Climate Office

EPA - United States Environmental Protection Agency

Vermont SIRI - occupational and environmental safety and health information on the internet

GCSAA - Golf Course Superintendents Association of America

STMA - Sports Turf Managers Association

PLANET - Professional Landscape network

USGA - United States Golf Association

NTEP - National Turfgrass Evaluation Program

INLA - Indiana Nursery and Landscape Association

IPLLA - Indiana Professional Lawn and Landscape Association

KIGCSA - Kentuckiana Golf Course Superintendents Association

IGCSA - Indiana Golf Course Superintendents Association

TSGCSA - Tri-State Golf Course Superintendent's Association

Hoosier GCSA - Hoosier Golf Course Superintendents Association

CDGA - Chicago District Golf Association