Rodrigues, M.A.Pereira, P.Arrobas, Margarida2011-01-172011-01-172005Rodrigues, Manuel; Pereira, P.; Arrobas, Margarida (2005). Seed size effects on above-ground stem number and yield of potato crop. In 16th Triennial Conference of the European Association for Potato Research. Bilbaohttp://hdl.handle.net/10198/3143The seed is an important production factor in the potato crop since the seed-tuber has a high price cost in Portugal, where almost the seed is imported. On the other hand, the mean national harvest is low. 15 Mg/ha (FAO, 2005), subjected to adverse environmental conditions, particularly the high temperatures during the cropping season (Rodrigues, 2000).engconference object