1. Potato Research Group, Balcarce Integrated Unit: National Institute for Agricultural Technology (INTA) and Faculty of Agricultural Sciences ( UIB : INTA-FCA UNMdP ); Balcarce Argentina
2. Plant Pathology Institute (IPAVE-CIAP-INTA); Córdoba Argentina
3. Statistics and Experimental Design Department FCA UNMdP ( UIB : INTA-FCA UNMdP ); Buenos Argentina