Potato root nematodes or potato cyst nematodes (PCN) are 1-mm long roundworms belonging to the genus Globodera, which comprises around 12 species. They live on the roots of plants of the family Solanaceae, such as potatoes and tomatoes.

Potato cyst nematodes are the most important potato pests in the UK and have the potential to cause substantial yield losses. There are two species of PCN, Globodera rostochiensis and Globodera pallida.

2025年2月26日 · The pale cyst nematode (Globodera pallida, PCN) is a soil-dwelling roundworm that feeds on the roots of high-value crops such as potatoes, tomatoes, and eggplants. PCN is native to South America and was discovered in Idaho in 2006.

2023年8月1日 · This review focuses on three main species, Globodera pallida, Globodera rostochiensis and Globodera ellingtonae, collectively known as potato cyst nematodes (PCNs).

Potato cyst nematodes (PCN), Globodera pallida (pale cyst nematode) and G. rostochiensis (golden nematode), have been detected in the United States. G. pallida was found in Idaho in 2006, and G. rostochiensis was found in New York in 1941. These microscopic nematodes mainly affect plants within the potato family, including high-value crops such ...

The potato cyst nematode (PCN), Globodera pallida and Globodera rostochiensis, found in Idaho and New York, respectively, are regulated quarantine pests in the United States. Potato cyst nematodes originated in the Andes with their primary host, potato, and are now found worldwide in most potato growing regions.

2021年6月2日 · The potato cyst nematodes (PCN) (Globodera spp.) are major pests of potato crops worldwide which comprise two species Globodera rostochiensis (Woll) and G. pallida (Stone) and eight...

Potato cyst nematodes are soil-dwelling, worm-like organisms, less than 1mm in length. These nematodes feed on the roots of potatoes, tomatoes, eggplant, and other plants in the Solanaceae family. As the female feeds she swells and erupts through to the outside of the root.

Potato cyst nematodes are a widespread problem of potatoes and tomatoes especially in allotments and gardens where the host plants have been grown frequently.

2024年8月8日 · Potato cyst nematodes (PCNs) are extremely harmful pests of potatoes that cause large crop losses and require massive management. The South American Andes Mountain range, where the potato was first cultivated, is also where PCN …