The hickory shuckworm is appearing for the first time in nearly two decades in New Mexico pecan orchards, prompting New Mexico State University Extension to try to gauge how widespread the pest is, according to a news release.

In 2010, shuckworm larvae were found in commercial pecans collected near Roswell and backyard nuts collected in Carlsbad.

Shuckworms had been previously confirmed in central and southeastern New Mexico in the early 1990s but disappeared for unknown reasons.

Read the complete article at New Mexico State University.