Skip to main content
Fig. 5 | Annals of Forest Science

Fig. 5

From: Two decades of epidemiological surveillance of the pine wood nematode in France reveal its absence despite suitable conditions for its establishment

Fig. 5

Geographical distribution of Bursaphelenchus groups in metropolitan France, with the assignment of species/group when available, detected from 2000 to 2011 during PWN monitoring of host trees. The size of each pie chart is based on the number of nematodes collected in each region. Under each chart, we indicate the number of occurrences (N) and the total number analysed in this period (in brackets)

Back to article page

Annals of Forest Science

ISSN: 1297-966X