표제지
감사의 글
목차
I. 서언 7
II. 연구사 9
III. 재료 및 방법 16
1. 경북 시설참외 주산지의 2기작 재배현황 16
2. 시설참외 2기작 재배 미기상 환경 16
3. 시설참외 2기작 재배 접목 묘 소질 17
가. 접목방법에 따른 묘 소질과 생육 및 과실특성 17
나. 묘령에 따른 접목 묘 소질과 생육 및 과실특성 18
다. 육묘상 환경조건에 따른 접목 묘 소질특성 19
4. 시설참외 2기작 재배법 19
가. 대목 종류별 생육 및 과실특성 19
나. 정식시기별 생육 및 과실특성 20
다. 재식밀도별 생육 및 과실특성 21
라. 멀칭재료별 생육환경과 과실특성 21
마. 자만수의 차이에 따른 생육 및 과실특성 22
바. 덩굴유인 방법별 생육 및 과실특성 22
5. 시설참외 2기작 재배 시설환경과 토양환경 24
가. 하우스 환기방법별 생육 및 과실특성 24
나. 토성별 생육 및 과실품질 변화 25
6. 조사방법 26
가. 식물체 26
나. 과실품질 26
다. 기상환경 27
라. 토양분석 및 기타 27
IV. 결과 및 고찰 29
1. 경북 시설참외 주산지의 2기작 재배현황 29
2. 시설참외 2기작 재배 미기상 환경 31
3. 시설참외 2기작 재배 접목 묘 소질 33
가. 접목방법에 따른 묘 소질과 생육 및 과실특성 33
나. 묘령에 따른 접목 묘 소질과 생육 및 과실특성 42
다. 육묘상 환경조건에 따른 접목 묘 소질특성 48
4. 시설참외 2기작 재배법 50
가. 대목 종류별 생육 및 과실특성 50
나. 정식 시기별 생육 및 과실특성 55
다. 재식 밀도별 생육 및 과실특성 60
라. 멀칭 재료별 생육환경과 과실특성 63
마. 자만수의 차이에 따른 생육 및 과실특성 69
바. 덩굴유인 방법별 생육 및 과실특성 72
사. 착과수의 차이에 따른 생육 및 과실특성 81
5. 시설참외 2기작 재배 시설환경과 토양환경 87
가. 하우스 환기방법별 생육 및 과실특성 87
나. 토성별 생육 및 과실품질 변화 92
국문요약 101
Summary 104
참고문헌 108
Appendix 120
Table 1. Growth characteristics of oriental melon seedlings grafted by different methods at 25 days after grafting. 34
Table 2. Growth characteristics of oriental melon seedlings grafted by different methods at 20 days after transplanting. 39
Table 3. Fruit quality and yield of oriental melon affected by grafting methods. 41
Table 4. Changes in growth of grafted oriental melon seedlings grown for 20, 25, and 30 days. 42
Table 5. Early growth of grafted oriental melon seedlings grown for 20, 25, and 30 days. 44
Table 6. Fruit characteristics of oriental melon of which seedlings were grown in under different seedling ages. 46
Table 7. Fruit yield of oriental melon of which seedlings were grown for 20, 25, and 30 days. 47
Table 8. Length and diameter of rootstocks and scions and leaf area at 10 days after grafting at different air temperatures and relative humidities. 48
Table 9. Percentage of survival plants, emergence rate of growing points from rootstocks, and production of adventitious root from scions at 20 days after grafting at different air temperatures and relative humidities. 49
Table 10. Early growth of oriental melon grafted to different rootstocks at 20 days after transplanting. 50
Table 11. Fruit characteristics of oriental melon grafted to different rootstocks at 20 days after transplanting. 51
Table 12. Marketable fruit yield and unmarketable fruit weight at the different rootstocks. 54
Table 13. Growth of oriental melon observed at 25 days after transplanting at the different transplanting dates. 55
Table 14. Fruit characteristics of oriental melon at the different transplanting dates. 56
Table 15. Fruit color of oriental melon at the different transplanting dates. 58
Table 16. Marketable fruit yield and percentage of different fruits at the different transplanting dates. 59
Table 17. Growth of oriental melon observed at 60 days after transplanting at different planting distances. 60
Table 18. Fruit characteristics of oriental melon at the different planting distances. 61
Table 19. Growth of oriental melon at 25 days after transplanting affected by the different mulching materials. 66
Table 20. LAI, CGR and RGR of oriental melon at 20 and 30 days after transplanting affected by mulching materials (2003). 67
Table 21. Fresh weight of weeds at 30, 60 and 90 days after transplanting affected by the mulching materials. 68
Table 22. Fruit characteristics and heat injury of oriental melons affected by mulching materials. 69
Table 23. Growth characteristics of oriental melon at 30 days after transplanting at the different numbers of secondary vines. 70
Table 24. Fruit characteristics of oriental melon at the different numbers of secondary vines. 71
Table 25. Marketable fruit yield and unmarketable fruits of oriental melon at the different numbers of secondary vines. 72
Table 26. Growth of oriental melon at 25 and 50 days after transplanting at the different vining schemes. 75
Table 27. Fruit quality of oriental melon at the different vining schemes. 77
Table 28. Yield of marketable and unmarketable fruits of oriental melon at the different vining schemes. 80
Table 29. Growth of oriental melon at 50 days after transplanting at the different numbers of fruit set. 81
Table 30. Fruit characteristics of oriental melon at the different numbers of fruit set. 82
Table 31. Number of fruits and percentage of fruit sizes at different fruit set of oriental melon. 83
Table 32. Marketable fruit yield and unmarketable fruit weight of oriental melon at the different number of fruit set 86
Table 33. Wind velocity, CO₂ concentration, and occurrence of powdery mildew of oriental melon at the different ventilation methods. 90
Table 34. Marketable fruit yield and unmarketable fruit weight of oriental melon at the different ventilation methods. 91
Table 35. Physio-chemical properties of soil dressing materials. 92
Table 36. Growth of oriental melon at 10 and 17 days after transplanting under different soil dressing materials. 95
Table 37. Fruit characteristics of oriental melon grown at different soil dressing materials. 96
Table 38. Fruit color of oriental melon grown at the different soil dressing materials. 97
Table 39. Marketable fruit yield and unmarketable fruit weight of oriental melon grown at different soil dressing materials. 98
Fig. 1. Percentage of survival plants, emergence rate of growing points from rootstocks, and production of adventitious root of scion at different grafting methods at 15 days after grafting of oriental melon. 33
Fig. 2. Shoot and root dry weight and T/R ratio of oriental melon seedlings grafted by different methods before transplanting. 36
Fig. 3. Shoot dry weight / Plant height ratio (compactness) of oriental melon seedlings grafted by different methods before transplanting. 37
Fig. 4. Number of days from transplanting to the first blossom and from the first blossom to harvest of oriental melon seedlings grafted by different methods. 40
Fig. 5. Shoot dry weight / Plant height (compactness) and T / R ratios of grafted oriental melon seedlings grown for 20, 25, and 30 days. 44
Fig. 6. Number of days from transplanting to the first blossom and from the first blossom to harvest of oriental melon seedlings grown for 20, 25, and 30 days. 45
Fig. 7. Survival rate of oriental melon grafted to different rootstocks at 30 and 60 days after grafting. 53
Fig. 8. The number of days from transplanting to blossoming and blossoming to harvesting at the different transplanting dates. 57
Fig. 9. Yield of marketable and unmarketable fruits atthe different planting distances. 62
Fig. 10. Diurnal changes in soil temperature at the 5cm depth affected by the different mulching materials in a sunny day (15 June, 2003). 64
Fig. 11. Soil temperature at the different soil depths affected by the mulching materials on a sunny day (20:00,15 June, 2003). 65
Fig. 12. Changes in day and night air temperatures at fruit setting position at the different vining schemes of oriental melon. 73
Fig. 13. Light interception ratio of oriental melon at affected by the different vining schemes. 74
Fig. 14. Color degree and soluble solids of oriental melon fruits at different vining schemes. 78
Fig. 15. Percentage of fruit sizes of oriental melon at the different vining schemes. 79
Fig. 16. Soluble solids of oriental melon at the different number of fruit set per plant. 85
Fig. 17. Seasonal changes in air temperature and relative humidity in the green house at different ventilation methods. 88
Fig. 18. Diurnal changes in air temperature and relative humidity in the green house at different ventilation methods. 89
Fig. 19. Changes in soil hardness and water potential of different soil dressing materials. 94
Fig. 20. Changes in fruit quality of oriental melon grown at the different soil dressing materials when stored for 20 days at room temperature. 99
Photo. 1. Root development and transition apparatus according to grafting methods at 10 (A), 15 (B) and 20 days (C) after grafting of oriental melon. 38
Photo. 2. Growth of grafted oriental melon seedlings grown in 32-hole plug cells trays for 20, 25, and 30 days. 43
Photo. 3. Diameter of rootstocks (A) and fruit shape and color of oriental melon grafted to different rootstocks (B). 52
Photo. 4. Fruit shapes of oriental melon at the different number of fruit set per plant. 84
Table 1. Oriental melon based cropping systems in major oriental melon in production areas in Gyeongbuk (2002~2003). 120
Table 2. Grafting methods and rootstocks of second crop cultivation of Oriental melon in major producing areas in Gyeongbuk (2002~2003). 120
Table 3. Transplanting time and planting distance of second crop cultivation of Oriental melon in major producing areas in Gyeongbuk (2002~2003). 121
Table 4. The number of secondary vines and topping position of second crop cultivation of Oriental melon in major producing areas in Gyeongbuk (2002~2003). 121
Table 5. The number of fruits and fruit setting methods of second crop cultivation of Oriental melon in major producing areas in Gyeongbuk (2002~2003). 122
Table 6. Fertilizer application of second crop cultivation of Oriental melon in major producing areas in Gyeongbuk (2002~2003). 122
Table 7. Ventilation methods of second crop cultivation of Oriental melon in major producing areas in Gyeongbuk (2002~2003). 123
Table 8. Mulching materials of second crop cultivation of Oriental melon in major producing areas in Gyeongbuk (2002~2003). 123
Fig. 1. Changes in air and soil temperature during the second crop cultivation of Oriental melon (2004) 124
Fig. 2. Changes in relative humidity outside and inside of a green house during the second crop cultivation of Oriental melon (2004) 124
Fig. 3. Changes in sunshine hours and amounts of rain fall during the second crop cultivation of Oriental melon (2004). 125