Lars Monrad Hansen, Louise Lorentsen and Birte Boelt
Acta Agriculture Scandinavica Section B-Soil & Plant Science 58 ( 4 ): 359 - 364 , 2008
Lise C. Deleuran and Birte Boelt
Acta Agriculture Scandinavica Section B-Soil & Plant Science 59 ( 1 ): 57 - 62 , 2009
Lise C. Deleuran, Rene Gislum and Birte Boelt
Acta Agriculture Scandinavica Section B-Soil & Plant Science 59 ( 4 ): 335 - 341 , 2009
Rene Gislum, Lise Christina Deleuran and Birte Boelt
Acta Agriculture Scandinavica Section B-Soil & Plant Science 59 ( 5 ): 414 - 423 , 2009