Industry Guide to Marketing Container Plants

University-Based Soil Testing and Diagnostic Labs

State Departments of Agriculture

USDA
USDA-ARS
USDA-APHIS
USDA-CSREES

EPA Publications
Agriculture publications Index
Nurseries and Greenhouses (including Worker Protection Standards) publications
Pesticide publications, including WPS, FQPS, and PPE information
WPS- and PPE-specific publications

EPA
Index of EPA topics
Regional offices
State EPA offices
Worker safety and training information, including WPS
Clean Water Act

OSHA
Free, on-site safety and health services consultation for small businesses
Regional offices

State Pesticide Regulatory Agencies & Pesticide Control Officials:
NAPICS
AAPCO