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Dr. Kirsten S. Torresen

Senior Researcher, Bioforsk Plant Health and Plant Protection, Aas, Norway

Aas, Norway



  • 1989 M.S., Soil & Crop Sciences, Agricultural University of Norway, Norway
  • 1995 Ph.D., Weed Science, Agricultural University of Norway, Norway


Research Focus

I am a visiting weed scientist from Norway and am interested in weed biology and weed management in general. I am especially interested in how to utilize knowledge of weed biology and ecology for weed

2010Torresen, K.S., H. Fykse and T. Rafoss. Autumn growth of Elytrigia repens, Cirsium arvense and Sonchus arvensis at high latitudes in an outdoor pot experiment. Weed Research 50: 353-363.
2003Torresen, K.S., R. Skuterud, H.J. Tandsaether, and M.B. Hagemo. Long-term experiments with reduced tillage in spring cereals. I. Effect on weed flora, weed seedbank and grain yield. Crop Protection 22: 185-200.
2000Torresen, K.S. and L.A.P. Lotz. Growth of crop and weeds in growth chambers and outdoors. Acta Agric. Scand., Section B, Soil and Plant Science 50: 66-74.
1996Semb, K. Growth characteristics of spring barley and selected weeds. II. Effect of temperature and irradiance in growth chambers. Weed Research 36: 353-367.
Skuterud, R., K. Semb, J. Saur and S. Mygland. Impact of reduced tillage on the weed flora in spring cereals. Norwegian Journal of Agricultural Sciences 10: 519-532.