Macro- and microscopic leaf characteristics of six grapevine genotypes (Vitis spp.) with different susceptibilities to grapevine downy mildew

1. Boso, S.
2. Alonso-Villaverde, V.
3. Santiago, J.L.
4. Gago, P.
5. Dürrenberger, M.
6. Düggelin, M.
7. Kassemeyer, H.H.
8. Martinez, M.C.