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First report of the dagger nematode Xiphinema pachtaicum on onion in Morocco

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27 may 2019

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Figure 1:

Xiphinema pachtaicum damage symptoms on onion plants include stunting of plants and yellowing of leaves.
Xiphinema pachtaicum damage symptoms on onion plants include stunting of plants and yellowing of leaves.

Morphometric measurements of Xiphinema pachtaichum_

Character Xiphinema pachtaicum (Females)
n 10
L 1,822 ± 40.5 (1770–1891)
a 63 ± 2.4 (59–65)
b 6.3 ± 0.2 (5.9–6.7)
c 62 ± 4.6 (54–67)
c’ 1.7 ± 0.2 (1.4–2)
V 53.8 ± 3 (49–58)
Lip region width 8.7 ± 0.4 (8.1–9.3)
Odontostyle 83 ± 3.5 (78–88)
Odontophore 49 ± 4.7 (44–57)
Pharynx 289 ± 12.5 (270–315)
Body width 28.9 ± 0.8 (28–30)
Anal body width 17.2 ± 1.2 (16–19)
Tail length 29.4 ± 2.1 (28–34)
Anterior end to vulva 979 ± 53 (891–1051)
Idioma:
Inglés
Calendario de la edición:
1 veces al año
Temas de la revista:
Ciencias de la vida, Ciencias de la vida, otros