Most traits of agronomic importance are quantitative traits, i.e. the phenotypic observations cannot be assigned to distinct classes but follow a continuous distribution. I will contribute to CEPLAS my experience with statistical analyses of quantitative traits.

1. Horn F, Habekuss A, Stich B (2015) Linkage mapping of Barley yellow dwarf virus resistance in connected populations of maize. BMC Plant Biol 15:29.
2. Frey FP, Urbany C, Huttel B, Reinhardt R, Stich B (2015) Genome-wide expression profiling and phenotypic evaluation of European maize inbreds at seedling stage in response to heat stress. BMC genomics 16:123.
3. Horn F, Habekuss A, Stich B (2014) Genes involved in barley yellow dwarf virus resistance of maize. Theor Appl Genet 127(12):2575-2584.
4. Bus A, Hecht J, Huettel B, Reinhardt R, Stich B (2012) High-throughput polymorphism detection and genotyping in Brassica napus using next-generation RAD sequencing. BMC genomics 13:281.
5. Bus A, Körber N, Snowdon RJ, Stich B (2011) Patterns of molecular variation in a species-wide germplasm set of Brassica napus. Theor Appl Genet 123(8):1413-1423.
6. Van Inghelandt D, Melchinger AE, Lebreton C, Stich B (2010) Population structure and genetic diversity in a commercial maize breeding program assessed with SSR and SNP markers. Theor Appl Genet 120(7):1289-1299.
7. Pajerowska-Mukhtar K, Stich B, Achenbach U, Ballvora A, Lübeck J, Strahwald J, Tacke E, Hofferbert HR, Ilarionova E, Bellin D, Walkemeier B, Basekow R, Kersten B, Gebhardt C (2009) Single nucleotide polymorphisms in the allene oxide synthase 2 gene are associated with field resistance to late blight in populations of tetraploid potato cultivars. Genetics 181(3):1115-1127.
8. Stich B, Möhring J, Piepho HP, Heckenberger M, Buckler ES, Melchinger AE (2008) Comparison of mixed-model approaches for association mapping. Genetics 178(3):1745-1754.
9. Stich B, Yu J, Melchinger AE, Piepho HP, Utz HF, Maurer HP, Buckler ES (2007) Power to detect higher-order epistatic interactions in a metabolic pathway using a new mapping strategy. Genetics 176(1):563-570.
10. Stich B, Melchinger AE, Frisch M, Maurer HP, Heckenberger M, Reif JC (2005) Linkage disequilibrium in European elite maize germplasm investigated with SSRs. Theor Appl Genet 111(4):723-730.