1. International Center for the Agricultural Research in the Dry Areas (ICARDA) Rabat 1000 Morocco
2. Lab. of Microbiology and Molecular Biology, Faculty of Sciences Univ. Mohammed V Rabat 10000 Morocco
3. State Plant Breeding Inst. Univ. of Hohenheim Stuttgart Germany
4. Inst. Sénégalais de Recherches Agricoles (ISRA) Saint‐Louis 46024 Senegal
5. Inst. National de la Recherche Agronomique d'Algérie (INRAA) Alger 16200 Algeria
6. Sveriges lantbruksuniversitet (SLU) Inst. för Växtförädling (VF) Alnarp SE 23053 Sweden
7. Univ. de la República Oriental del Uruguay Ruta 3 k 363 Paysandú Uruguay