RESEARCH REPORTS TGC REPORT 52, 2002
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Table 1 : Screening for Meloidogyne spp. resistance in the interspecific F1 hybrid
(Momor sp X VWP2x4).
Nematode strains
L.
esculentum
Saint Pierre
L.
esculentum
Piersol (Mi1)
Interspecific F1
(Momor sp x
VWP2x4)
L. peruvianum
VWP2x4
M. incognita
Antibes (avira.)
43b (6)c
0 (6)
0 (13)*
Adiopodoumé
(avir.)
46.2 (12)
0 (12)
0 (29)
Adiopodoumé (vir.)
47.2 (12)
45.6 (12)
0.2 (26)
N'Gorom (vir.)
30.6 (6)
19.3 (6)
0 (10)
Valbonne (vir.)
46.2 (6)
46.3 (6)
0.2 (14)*
0.4 (27)
M. arenaria
Marmande (avir.)
40.2 (6)
0 (6)
0.1 (13)*
Saint Vincent (vir.)
46 (12)
45.8 (10)
6.6 (25)
Grau du Roi (vir.)
29.8 (6)
13.5 (6)
7.4 (13)*
Chateau-Belair
(vir.)
31.3 (6)
28.4 (6)
9.5 (10)
M. javanica
Avignon (avir.)
37 (6)
0 (6)
0 (13)*
Canaries (vir.)
31.8 (6)
37.8 (6)
2.5 (13)*
15.8 (26)
Turquie (vir.)
46 (6)
39.2 (6)
3.1 (10)
M. hapla
La Môle
14.7 (6)
30.2 (6)
15.3 (10)
* indicates that resistance was assessed during two independent tests.
a
Avir. indicates Meloidogyne isolates that are avirulent on tomato plants with Mi-1 ; vir.
indicates Meloidogyne isolates that are virulent on tomato plants with Mi-1.
b
Average number of egg masses 8 weeks after inoculation with 50 J2.
c
number of evaluated cuttings.
23
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