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집단크기를 달리한 단주계통법이 방울토마토 계통선발에 미치는 영향
박권서(Kwon-Seo Park),윤화모(Wha-Mo Yoon) 한국원예학회 2006 원예과학기술지 Vol.24 No.2
This study was conducted to investigate the effects of the population sizes on the line selection by single seed descent (SSD) breeding method in cherry tomato. The seed were obtained from crossing for ‘Mini Carol’ and ‘Dadagi’. The population groups were separated for 30, 60, 120, and 210 seeds group. Soluble solids contents were higher and fruit weights were more decreased in late generation (G5) than in early generation (G2). In addition, the appearance ratio of the plants with sweet fruits was increased with the generations advanced and soluble solid was ranged from 8.3 to 8.8 °Brix. By these results, it is expected to be able to select the lines with sweeter fruits than those of parents. The selection effect was low in the population with 30 plants and it was same in three popuiations 60, 120 and 210.