@ARTICLE {SAGREDO:2010, title = {Linkage analysis of a rare alkaloid present in a tetraploid potato with Solanum chacoense background}, author = {Sagredo, B. and Lorenzen, J. and Casper, H. and Lafta, A. }, journal = {Theoretical and Applied Genetics}, year = {2010}, issn = {0040-5752}, note = {RTB; Root and Tuber.; Published online}, doi = {10.1007/s00122-010-1461-z}, }