PEGGY GREB / US DEPARTMENT OF AGRICULTURE / SCIENCE PHOTO LIBRARY PEGGY GREB / US DEPARTMENT OF AGRICULTURE / SCIENCE PHOTO LIBRARY
Editorial use only.
Plant pest control research. Researcher adding insect-killing nematode worms to a six-arm olfactometer to test their attraction to different citrus rootstock cultivars attacked by Diaprepes sp. root weevil larvae. The olfactometer is filled with sandy soil to simulate conditions below ground. Photographed at the University of Florida, USA.
Model release not available. Property release not available.