표제지
목차
Summary 7
I. 서언 19
II. 연구사 22
1. 대목에 따른 수체생장 및 과실품질 22
1.1. 중간대목의 영향 22
1.2. 대목의 영향 23
2. 온도에 따른 수체생장 및 과실품질 26
2.1. 발아, 개화 및 영양생장 26
2.2. 생리낙과 28
2.3. 과실생장 및 품질 28
3. 감귤 과실의 당 및 산 함량과 관련효소 활성 30
III. 재료 및 방법 35
1. 대목이 수체생장 및 과실품질에 미치는 영향 35
1.1. 중간대목이 과실품질에 미치는 영향 35
1.1.1. 시험수 35
1.1.2. 과실비대 및 품질조사 35
1.1.3. 유리당 함량 분석 36
1.2. 대목의 종류가 수체생장 및 과실품질에 미치는 영향 36
1.2.1. 처리 내용 36
1.2.2. 생육, 과실수량 및 품질 조사 37
1.2.3. 효소 활성 및 단백질 함량 분석 37
2. 온도가 수체생장 및 과실품질에 미치는 영향 39
2.1. 생육초기 온도의 영향 39
2.1.1. 시험수와 처리내용 39
2.1.2. 온도 및 생육 조사 39
2.1.3. 광합성 속도 측정 40
2.1.4. 과실품질 분석 40
2.2. 생육후기 온도의 영향 41
3. 과실 성숙에 따른 과즙의 당과 산 및 효소 활성의 변화 41
IV. 결과 및 고찰 43
1. 대목이 수체생장 및 과실품질에 미치는 영향 43
1.1. 중간대목이 과실품질에 미치는 영향 43
1.1.1. 과실생장 및 착색 43
1.1.2. 가용성고형물 및 적정산 함량 46
1.1.3. 유리당 함량 49
1.2. 대목의 종류가 수체생장 및 과실품질에 미치는 영향 51
1.2.1. 영양생장 51
1.2.2. 과실생장 54
1.2.3. 착과수 및 수량 57
1.2.4. 가용성고형물 및 적정산 함량 59
1.2.5. 유리당과 유기산 함량 62
1.2.6. 효소 활성 64
2. 온도가 수체생장 및 과실품질에 미치는 영향 68
2.1. 생육초기 온도의 영향 68
2.1.1. 하우스 내 온도변화 68
2.1.2. 영양생장 69
2.1.3. 광합성 속도 71
2.1.4. 개화 및 착과 72
2.1.5. 과실생장 74
2.1.6. 가용성고형물 및 적정산 함량 82
2.2. 생육후기 온도의 영향 86
2.2.1. 하우스 내 온도 및 상대습도 변화 86
2.2.2. 가용성고형물 및 유리당 함량 89
2.2.3. 적정산 및 유기산 함량 90
2.2.4. 부패과 비율 91
2.2.5. 과피 착색 91
3. 과실 성숙에 따른 과즙의 당과 산 및 효소 활성의 변화 93
3.1. 과피 착색 및 과즙의 가용성고형물과 적정산 함량 93
3.2. 유리당 함량 95
3.3. 유기산 함량 97
3.4. 효소 활성 99
V. 적요 103
1. 대목이 수체생육 및 과실품질에 미치는 영향 103
2. 온도가 수체생장 및 과실품질에 미치는 영향 104
3. 과실 성숙에 따른 과즙의 당과 산 및 효소 활성의 변화 106
VI. 인용문헌 108
Table 1. Bio-LC conditions for analysis of free sugar and organic acid. 36
Table 1-1. Effect of interstock on changes in fruit width of 'Shiranuhi' in plastic film house. 44
Table 1-2. Effect of interstock on changes in fruit weight of 'Shiranuhi' in plastic film house. 44
Table 1-3. Effect of interstock on changes in flesh rate of 'Shiranuhi' in plastic film house. 45
Table 1-4. Effect of interstock on changes in Hunter a value of peel of 'Shiranuhi' in plastic film house. 45
Table 1-5. Effect of interstock on changes in juice Brix of 'Shiranuhi' in plastic film house. 46
Table 1-6. Effect of interstock on changes in concentration of free sugars in the fruit juice of 'Shiranuhi' in plastic film house. 50
Table 2-1. Effect of temperature during the early growth stage on the vegetative growth of three citrus cultivars in plastic film house. 70
Table 2-2. Effect of temperature during the early growth stage on the apparent photosynthetic rate of three citrus cultivars in plastic film house. 71
Table 2-3. Effect of temperature during the early growth stage on the flowering and fruiting of three citrus cultivars in plastic film house. 73
Table 2-4. Effect of temperature during the maturing stage on sugar content in the fruit juice of 'Shiranuhi' in plastic film house. 89
Table 2-5. Effect of temperature during the maturing stage on the content of organic acid in the fruit juice of 'Shiranuhi' in plastic film house. 90
Table 2-6. Effect of temperature during the maturing stage on the fruit rot of 'Shiranuhi' in plastic film house. 91
Table 2-7. Effect of temperature during the maturing stage on the peel chromaticity of 'Shiranuhi' in plastic film house. 92
Fig. 1-1. Seasonal changes in titratable acidity of the fruit juice of Shiranuhi as affected by interstock in plastic film house. See Table 1-1 for the explanation of treatments. Vertical bars indicate the standard errors. 48
Fig. 1-2. Seasonal changes in Brix-acid ratio of the fruit juice of Shiranuhi as affected by interstock in plastic film house. See Table 1-1 for the explanation of treatments. Vertical bars indicate the standard errors. 48
Fig. 1-3. Effect of the kinds of rootstock on the trunk diameter of 2001-grafted Shiranuhi seedling in plastic film house. zMean separation within year by DMRT at 5% level. 52
Fig. 1-4. Effect of the kinds of rootstock on the spring shoot length of 2001-grafted Shiranuhi seedling in plastic film house. zMean separation within year by DMRT at 5% level. 52
Fig. 1-5. Effect of the kinds of rootstock on the tree height of 2001-grafted Shiranuhi seedling in plastic film house. z Mean separation within year by DMRT at 5% level. 53
Fig. 1-6. Effect of the kinds of rootstock on the tree width of 2001-grafted Shiranuhi seedling in plastic film house. z Mean separation within year by DMRT at 5% level. 53
Fig. 1-7. Effect of the kinds of rootstock on the fruit width of 2001-grafted Shiranuhi seedling in plastic film house. z Mean separation within year by DMRT at 5% level. 55
Fig. 1-8. Effect of the kinds of rootstock on the fruit height of 2001-grafted Shiranuhi seedling in plastic film house. z Mean separation within year by DMRT at 5% level. 55
Fig. 1-9. Effect of the kinds of rootstock on the fruit shape index of 2001-grafted Shiranuhi seedling in plastic film house. z Mean separation within year by DMRT at 5% level. 56
Fig. 1-10. Effect of the kinds of rootstock on the fruit weight of 2001-grafted Shiranuhi seedling in plastic film house. z Mean separation within year by DMRT at 5% level. 56
Fig. 1-11. Effect of the kinds of rootstock on the number of fruits per tree of 2001-grafted Shiranuhi seedling in plastic film house. zMean separation within year by DMRT at 5% level. 58
Fig. 1-12. Effect of the kinds of rootstock on the yield per tree of 2001-grafted Shiranuhi seedling in plastic film house. z Mean separation within year by DMRT at 5% level. 58
Fig. 1-13. Effect of the kinds of rootstock on the juice Brix of 2001-grafted Shiranuhi seedling in plastic film house. z Mean separation within year by DMRT at 5% level. 60
Fig. 1-14. Effect of the kinds of rootstock on the titratable acidity of the fruit juice of 2001-grafted Shiranuhi seedling in plastic film house. zMean separation within year by DMRT at 5% level. 60
Fig. 1-15. Effect of the kinds of rootstock on the Brix-acid ratio of the fruit juice of 2001-grafted Shiranuhi seedling in plastic film house. zMean separation within year by DMRT at 5% level. 61
Fig. 1-16. Effect of the kinds of rootstock on the concentration of free sugars in the fruit juice of 2001-grafted Shiranuhi seedling in plastic film house in 2005. z Mean separation within kind of sugar by DMRT at 5% level. 63
Fig. 1-17. Effect of the kinds of rootstock on the concentration of organic acids of the fruit juice of 2001-grafted Shiranuhi seedling in plastic film house in 2005. z Mean separation within kind of acid by DMRT at 5% level. 63
Fig. 1-18. Effect of the kinds of rootstock on the activities of sucrose synthase (SS) in the fruit juice of 2001-grafted Shiranuhi seedling in plastic film house. z Mean separation by DMRT at 5% level 65
Fig. 1-19. Effect of the kinds of rootstock on the activities of sucrose-phosphate phosphatase (SPP) of the fruit juice of 2001-grafted Shiranuhi seedling in plastic film house. zMean separation by DMRT at 5% level. 66
Fig. 2-1. Seasonal changes in mean air temperature as affected by the different heating treatments during the early growth stage in plastic film house. z E, Early; M, Middle; L, Late. 68
Fig. 2-2. Effect of temperature during the early growth stage on the fruit growth of Shiranuhi' in plastic film house. Vertical bars indicate standard errors of the means. 75
Fig. 2-3. Effect of temperature during the early growth stage on the fruit growth of Kiyomi' in plastic film house. Vertical bars indicate standard errors of the means. 76
Fig. 2-4. Effect of temperature during the early growth stage on the fruit growth of Tsunogaori' in plastic film house. Vertical bars indicate standard errors of the means. 77
Fig. 2-5. The distribution of fruits by size in three citrus cultivars as affected by heating temperature during the early growth stage in plastic film house. 79
Fig. 2-6. Changes in fruit weight of three citrus cultivars as affected by heating treatments during the early growth stage in plastic film house. Vertical bars indicate standard errors of the means. 81
Fig. 2-7. Changes in juice Brix of three citrus cultivars as affected by heating treatments during the early growth stage in plastic film house. Vertical bars indicate standard errors of the means. 83
Fig. 2-8. Changes in titratable acidity of the fruit juice of three citrus cultivars as affected by heating treatments during the early growth stage in plastic film house. Vertical bars indicate standard errors of the means. 84
Fig. 2-9. Seasonal changes in mean air temperature as affected by different heating treatments during the maturing stage in plastic film house. 87
Fig. 2-10. Daily changes in air temperature as affected by different heating treatments in plastic film house on January 13, 2004. 87
Fig. 2-11. Seasonal changes in relative humidity as affected by different heating treatments during the maturing stage in plastic film house. 88
Fig. 2-12. Daily changes in relative humidity as affected by different heating treatments in plastic film house on January 13, 2004. 88
Fig. 3-1. Seasonal changes in peel color, juice Brix, titratable acidity, and juice pH of four citrus cultivars in plastic film house. Vertical bars indicate standard errors of the means. 94
Fig. 3-2. Seasonal changes in concentration of free sugar in the fruit juice of four citrus cultivars in plastic film house. Vertical bars indicate standard errors of the means. 96
Fig. 3-3. Seasonal changes in concentration of organic acid in the fruit juice of four citrus cultivars in plastic film house. Vertical bars indicate standard errors of the means. 98
Fig. 3-4. Seasonal changes in sucrose synthase (SS) activities in the fruit juice of four citrus cultivars in plastic film house. Vertical bars indicate standard errors of the means. 100
Fig. 3-5. Seasonal changes in sucrose-phosphate phosphatase (SPP) activities in the fruit juice of four citrus cultivars in plastic film house. Vertical bars indicate standard errors of the means. 102