AGpilot.nl   website dedicated to agricultural aviation, also known as aerial cropspraying or cropdusting

Mid-Continent Aircraft Corp.  Aerial application services to growers, large paper companies, and various government agencies.  Also provides aircraft sales and service, aviation insurance, aircraft parts.

The National Agricultural Aviation  The NAAA is the voice of the aerial application industry.

Schweizer Aircraft Corporation  Designer and manufacturer of sailplanes, helicopters, agricultural aircraft, and reconnaissance aircraft.