1. On the direct contamination of rye, barley, wheat and oats with 85Sr, 134Cs, 54Mn and 141Ce;Aarkrog;Radiat. Bot.,1969
2. Direct contamination of barley with 7Be, 22Na, 115Cd, 125Sb, 134Cs and 133Ba;Aarkrog;Aspects of Research at Risø. A collection of papers dedicated to Professor T. Bjerge on his seventieth birthday. Risø Report No. 256,1972
3. Radionuclide levels in mature grain related to radiostrontium content and time of direct contamination;Aarkrog;Health Physics,1975
4. Environmental studies on radioecological sensitivity and variability with special emphasis on the fallout nuclides 90Sr and 137Cs;Aarkrog,1979
5. Translocation of radionuclides in cereal crops;Aarkrog;Ecological Aspects of Radionuclide Release. Special Publication Series of the British Ecological Society No. 3,1983