Post Written By Adrienne Gorny, Extension Specialist (Nematology) & Assistant Professor

Posts Written By

Dr. Adrienne GornyExtension Specialist (Nematology) & Assistant Professor Entomology & Plant Pathology
NC State Extension, NC State University

Galls and bumps on a sweetpotato storage root caused by root-knot nematodes (particularly, the guava root-knot nematode, Meloidogyne enterolobii).

Nematicides New and Noteworthy: Label and Registration Updates for Nematicides in Sweetpotato

Root-knot nematodes (RKN; Meloidogyne spp.) are microscopic, soilborne roundworms that feed on plant roots. In sweetpotato, they cause galls, …

— 2 days ago, Extension Plant Pathology

Composite photograph of guava root-knot nematode damage on sweetpotato. On the left side are two photos of storage roots with galls caused by GRKN. On in the middle is GRKN galls on a sweetpotato fibrous root. On the right is a sweetpotato with skin peeled to reveal small brown flecks, which are evidence of female GRKN feeding just below the sweetpotato skin.

Guava Root-Knot Nematode: 2024 Emergency Management Recommendations for Sweetpotato Producers

Nothing beats the delicious and nutritious sweetpotatoes from North Carolina. Yet the guava root-knot nematode (GRKN; Meloidogyne enterolobii) continues …

— 12 months ago, Extension Plant Pathology

PFP21: Soybean Cyst Nematode and HG Types – What Are They and How Can They Help You Manage SCN?

Soybean cyst nematode (SCN, Heterodera glycines) is a microscopic worm that feeds on the roots of soybean plants. This …

— 4 years ago, Soybeans