Oranges with citrus greening disease

Oranges with citrus greening disease

Oranges with citrus greening disease

A Penn State-led team of scientists has developed a diagnostic test for early detection of citrus greening, a disease that causes green, misshapen and bitter citrus fruit — making it unmarketable and threatening the $3.35 billion U.S. citrus industry.

IMAGE: David Bartels, USDA Animal and Plant Health Inspection Service