TY - SER AU - Jordan,W.C. AU - Youngson,A.F. TI - The use of genetic marking to assess the reproductive success of mature male Atlantic salmon parr - Salmo salar, L. - under natural spawning conditions KW - Salmo Salar KW - Genetic Marking N1 - Jordan, W. C.-Division of Environmental and Evolutionary Biology, School of Biology and Biochemistry, The Queenïs University, Beekfast BT7 1NN, United Kingdom ER -