| |||
european walnut aphid (Callaphis juglandis, Callipterus juglandis, Chromaphis juglandicola); walnut aphid (Callaphis juglandis, Callipterus juglandis, Chromaphis juglandicola) |
puceron du noyer : 6 phrases in 2 subjects |
Entomology | 3 |
Natural sciences | 3 |