Rev 11/19/2019
Dorylaimida Dorylaimina Dorylaimoidea Longidoridae Longidorinae
Longidorus africanus Merny, 1966
Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:
Occurs in desert regions of southern California, i.e., the Palo Verde, Coachella, and Imperial valleys where the nematode poses special problems on fall vegetables, especially carrots, etc.
C-rated pest in California Nematode Pest Rating System.
Important pests of vegetables in southern California.
At root tips.
Ecophysiological Parameters:
Root crops; e.g., carrots, especially damaged.
Devastating to seedling root systems.
Nematicides have been successful.
Timing of planting of fall crops to avoid temperature conditions favorable to the nematode; plant when soil temperatures are below about 16 C.
Host Plant Resistance, Non-hosts and Crop Rotation alternatives: