The Sentinel tree survey program
Subtitle: standing guard
Contributors: U.S. Horticultural Research Laboratory
Series: Program aid -- no. 7143; Program aid (United States. Department of Agriculture) -- no. 7143.
Publisher: U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service
Published: 2003
Place of publication: Washington, DC]
Language: eng
Subjects: Citrus canker; Monitoring; Citrus; Diseases and pests; Prevention
Notes: Cover title.

"Government researchers at the U.S. Horticultural Research Laboratory in Fort Pierce, FL. ... have developed an early detection warning system for spotting new outbreak that uses a sentinel tree grid to detect and help prevent the further spread of citrus canker"

"Issued April 2003."