Pratylenchus zeae Graham, 1951
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region is generally low and flat; tail conical and
Nematode has short ventral overlap of
Monovarial, uterus prodelphic.
Females are slender.
Reported median body size for this species (Length mm; width micrometers; weight micrograms) - Click:
pest in California Nematode Pest
All stages feed in the root cortex, never found in vascular tissues.
Extracts from the nematode show cellulolytic enzyme activity.
Tobacco, corn, sugarcane, cereals.
No males; females reproduce by
the somatic chromosome number is 21-26 (Roman and Triantaphyllou, 1969).
In mitotic parthenogenesis there is no fertilization and there is mitotic
division of oogonia so that the somatic number of chromosomes is preserved
Stunting, wilting, premature yellowing of plants, root
Host Plant Resistance, Non-hosts
Roman, J., Triantaphyllou, A.C. 1969. Gametogenesis oand reproduction of
seven species of Pratylenchus. J. Nematology 1:357-362.