Authors: Doncheva, S Vassileva, V Ignatov, G Pandev, S Dris, R Niskanen, R

Citation: S. Doncheva et al., Influence of nitrogen deficiency on photosynthesis and chloroplast ultrastructure of pepper plants, AGR FOOD SC, 10(1), 2001, pp. 59-64

Authors: Dris, R Niskanen, R

Citation: R. Dris et R. Niskanen, Calcium chloride sprays decrease physiological disorders following long-term cold storage of apple, PL FOOD HUM, 54(2), 1999, pp. 159-171

Authors: Dris, R Niskanen, R Fallahi, E

Citation: R. Dris et al., Relationships between leaf and fruit minerals and fruit quality attributesof apples grown under northern conditions, J PLANT NUT, 22(12), 1999, pp. 1839-1851

Authors: Dris, R Niskanen, R

Citation: R. Dris et R. Niskanen, Nutritional status of commercial apple orchards in the Aland Islands, ACT AG SC B, 48(2), 1998, pp. 100-106