Conference paper2004
Forecasting potato virus Y using suction traps and yellow water traps
Sigvald, Roland.
Conference paper2004
Sigvald, Roland.
Factsheet2004
Twengström Eva, Larsson Hans, Sigvald Roland, Andersson Björn, Bång Ulla, Nilsson Christer, Göran Gustafsson, Cecilia Lerenius, Peder Waern, Lennart Johnsson, Stig Andersson, Magnus Sandström, AnnCharlotte Wallenhammar, Marianne Wikström, Torbjörn Ewaldz, Gunilla Lindahl-Larsson, Johan Bjiärsjö.
Conference abstract2003
Sigvald, Roland.
Conference abstract2003
Bargallo, S; Basky, Z; Bell, N et al.
Conference abstract2003
Bisnieks , Turka Inra, Sigvald Roland.
Proceedings (editor)2003
Grichanov Igor, Sigvald Roland.;Grichanov, Igor (ed.); Sigvald, Roland (ed.).
Conference paper2003
Lindblad, Mats; Sigvald, Roland.
Conference paper2003
Sigvald, Roland.
Conference paper2003
Lindblad, Masts; Sigvald, Roland.
Conference paper2003
Sigvald, Roland.