표제지
목차
Abstract
I. 서언 14
II. 연구사 16
III. 재료 및 방법 20
IV. 결과 및 고찰 22
가. 주요 형질들 간의 상관분석 22
나. 주요 8개 형질들의 유전분석 29
1. 정식 후 22일(10월)의 소엽장의 유전 29
2. 정식 후 77일(12월 9일)의 소엽장의 유전 40
3. 초장(4월 7일)의 유전 50
4. 첫개화소요일수의 유전 60
5. 첫수확소요일수의 유전 71
6. 과중의 유전 81
7. 당도(SSC)의 유전 91
8. 산도(pH)의 유전 103
V. 적요 114
VI. 참고문헌 117
감사의 글 127
Table 1. Correlation among sixteen quantitative characters. 23
Table 2. Average of all seedlings and average of superior 20% seedlings in each F₁ combination or each parent for leaflet length(Oct.) of 6-parents and their F₁'s from diallel crosses among six strawberry cultivars. 31
Table 3. Analysis of variance of combining ability, using average of all F₁ seedlings of each combination and average of superior 20% F₁ seedlings of each combination for leaflet length(Oct.) from 6-parents diallel cross experiment. 35
Table 4. Estimates of GCA and SCA effects for leaflet length(Oct.) from 6-parents diallel crosses. 36
Table 5. Average of all seedlings and average of superior 20% seedlings in each F₁ combination or each parent for leaflet length(Dec.) of 6-parents and their F₁'s from diallel crosses among six strawberry cultivars. 41
Table 6. Analysis of variance of combining ability, using average of all F₁ seedlings of each combination and average of superior 20% F₁ seedlings of each combination for leaflet length(Dec.) from 6-parents diallel cross... 45
Table 7. Estimates of GCA and SCA effects for leaflet length(Dec.) from 6-parents diallel crosses. 46
Table 8. Average of all seedlings and average of superior 20% seedlings in each F₁ combination or each parent for plant height of 6-parents and their F₁'s from diallel crosses among six strawberry cultivars. 51
Table 9. Analysis of variance of combining ability, using average of all F₁ seedlings of each combination and average of superior 20% F₁ seedlings of each combination for plant height from 6-parents diallel cross experiment. 55
Table 10. Estimates of GCA and SCA effects for plant height from 6-parents diallel crosses. 56
Table 11. Average of all seedlings and average of superior 20% seedlings in each F₁ combination or each parent for days to first flowering of 6-parents and their F₁'s from diallel crosses among six strawberry cultivars. 62
Table 12. Analysis of variance of combining ability, using average of all F₁ seedlings of each combination and average of superior 20% F₁ seedlings of each combination for days to first flowering from 6-parents diallel cross... 66
Table 13. Estimates of GCA and SCA effects for days to first flowering from 6-parents diallel crosses. 67
Table 14. Average of all seedlings and average of superior 20% seedlings in each F₁ combination or each parent for days to first harvest of 6-parents and their F₁'s from diallel crosses among six strawberry cultivars. 72
Table 15. Analysis of variance of combining ability, using average of all F₁ seedlings of each combination and average of superior 20% F₁ seedlings of each combination for days to first harvest from 6-parents diallel cross... 76
Table 16. Estimates of GCA and SCA effects for days to first harvest from 6-parents diallel crosses. 77
Table 17. Average of all seedlings and average of superior 20% seedlings in each F₁ combination or each parent for fruit weight of 6-parents and their F1's from diallel crosses among six strawberry cultivars. 82
Table 18. Analysis of variance of combining ability, using average of all F₁ seedlings of each combination and average of superior 20% F₁ seedlings of each combination for fruit weight from 6-parents diallel cross experiment. 86
Table 19. Estimates of GCA and SCA effects for fruit weight from 6-parents diallel crosses. 87
Table 20. Average of all seedlings and average of superior 20% seedlings in each F₁ combination or each parent for SSC of 6-parents and their F₁'s from diallel crosses among six strawberry cultivars. 93
Table 21. Analysis of variance of combining ability, using average of all F₁ seedlings of each combination and average of superior 20% F₁ seedlings of each combination for SSC from 6-parents diallel cross experiment. 98
Table 22. Estimates of GCA and SCA effects for SSC from 6-parents diallel crosses. 99
Table 23. Average of all seedlings and average of superior 20% seedlings in each F₁ combination or each parent for acidity of 6-parents and their F₁'s from diallel crosses among six strawberry cultivars. 105
Table 24. Analysis of variance of combining ability, using average of all F₁ seedlings of each combination and average of superior 20% F₁ seedlings of each combination for actdity from 6-parents diallel cross experiment. 109
Table 25. Estimates of GCA and SCA effects for acidity from 6-parents diallel crosses. 110
Fig. 1. Correlations between leaflet length(Oct. and Dec.) and days to flowering. 26
Fig. 2. Correlations between days to flowering, fruit weight and SSC. 27
Fig. 3. Correlations between SSC, acidity and ratio of acidity/SSC. 28
Fig. 4. Frequency distribution of 1500 strawberry F₁ seedlings based on leaflet length 22days after planting, and position of 6 cultivars. 29
Fig. 5. (Vr,Wr) graph and (Vr+ Wr)/Yr standardized deviation graph for leaflet length(Oct.) in 6-parents half diallel cross experiment. 33
Fig. 6. Percent frequency distributions of F₁ seedlings according to leaflet length(Oct., cm) in each group composed with all F₁ seedlings having the same uniparent. 38
Fig. 7. Frequency distribution of 1500 strawberry F₁ seedlings based on leaflet length 77days after planting, and position of 6 cultivars. 40
Fig. 8. (Vr,Wr) graph and (Vr+ Wr)/Yr standardized deviation graph for leaflet length(Dec.) in 6-parents half diallel cross experiment. 43
Fig. 9. Percent frequency distributions of F₁ seedlings according to leaflet length(Dec.㎝) in each group composed with all F₁ seedings having the same uniparent. 48
Fig. 10. Frequency distribution of 1500 strawberry F₁ seedlings based on plant height and position of 6 cultivars. 50
Fig. 11. (Vr,Wr) graph and (Vr+ Wr)/Yr standardized deviation graph for plant height in 6-parents half diallel cross experiment. 53
Fig. 12. Percent frequency distributions of F₁ seedlings according to plant height(cm) in each group composed with F₁ seedlings having the same uniparent. 58
Fig. 13. Frequency distribution of 1500 strawberry F₁ seedlings based on days to first flowering and position of 6 cultivars. 60
Fig. 14. (Vr,Wr) graph and (Vr+ Wr)/Yr standardized deviation graph for days to first flowering in 6-parents half diallel cross experiment. 64
Fig. 15. Percent frequency distributions of F1 seedlings according to days to first flowering in each group composed with all F₁ seedlings having the same uniparent. 69
Fig. 16. Frequency distribution of 1500 strawberry F₁ seedlings based on days to first harvest and position of 6 cultivars. 71
Fig. 17. (Vr,Wr) graph and (Vr+ Wr)/Yr standardized deviation graph for days to first harvest in 6-parents half diallel cross experiment. 74
Fig. 18. Percent frequency distributions of F₁ seedlings according to days to first harvest in each group composed with all F₁ seedlings having the same uniparent. 79
Fig. 19. Frequency distribution of 1500 strawberry F₁ seedlings based on fruit weight and position of 6 cultivars. 81
Fig. 20. (Vr,Wr) graph and (Vr+ Wr)/Yr standardized deviation graph for fruit weight in 6-parents half diallel cross experiment. 84
Fig. 21. Percent frequency distributions of F₁ seedlings according to fruit weight(g) in each group composed with all F₁ seedlings having the same uniparent. 89
Fig. 22. Frequency distribution of 1500 strawberry F₁ seedlings based on SSC and position of 6 cultivars. 91
Fig. 23. (Vr,Wr) graph and (Vr+ Wr)/Yr standardized deviation graph for SSC in 6-parents half diallel cross experiment. 96
Fig. 24. Percent frequency distributions of F₁ seedlings according to SSC(°brix) in each group composed with all F₁ seedlings having the same uniparent. 101
Fig. 25. Frequency distribution of 1500 strawberry F₁ seedlings based on acidity and position of 6 cultivars. 103
Fig. 26. (Vr,Wr) graph and (Vr+ Wr)/Yr standardized deviation graph for acidity in 6-parents half diallel cross experiment. 107
Fig. 27. Percent frequency distributions of F₁ seedlings according to acidity(pH) in each group composed with all F₁ seedlings having the same uniparent. 112