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국문초록 11
Ⅰ. 서론 15
Ⅱ. 실험재료 및 방법 26
2.1. 실험재료 26
2.1.1. 토양 채취 및 분석 26
2.2.2. 개나리 배양 및 분석 26
2.2. 개나리의 cadmium 에 대한 내성 및 축적 30
2.2.1. 토양 내 cadmium 농도에 따른 생존능 30
2.2.2 토양 내 cadmium 농도와 급양액의 pH 변화에 따른 개나리의 흡수능 30
2.2.3. 모래토양에서 개나리의 cadmium 축적 32
Ⅲ. 결과 및 고찰 33
3.1. 토양 내 cadmium 농도에 따른 개나리의 생존능 33
3.2. 토양 내 cadmium 농도에 따른 개나리의 흡수능 39
3.2.1 pH7인 급양액으로 배양된 개나리의 부위별 cadmium 축적 39
3.2.2 pH5인 급양액으로 배양된 개나리의 부위별 cadmium 축적 45
3.3. 급양액 pH 에 따른 개나리의 cadmium 흡수능과 성장능 55
3.4. 모래에서 개나리의 생존능과 cadmium 축적 62
Ⅳ. 결론 69
REFERENCES 71
ABSTRACT 82
Table 1. Composition of synthetic nutrient solution 29
Table 2. Physical and chemical characteristics of soil 35
Table 3. Total number of living plants exposed to cadmium-contaminated soil at pH7 nutrient solution 36
Table 4. Total number of living plants exposed to cadmium-contaminated soil at pH5 nutrient solution 37
Table 5. Total number of living plants for sandy soil 64
Fig. 1. Technological outlines of phytoremediation 18
Fig. 2. Soil sampling site (a) and seedling (b) sampling site 28
Fig. 3. Pot experiment of Forsythia koreana Nak seedling on cadmium-contaminated soil 31
Fig. 4. Bioconcentration of cadmium in shoot (a) and root (b) of koreana Nak seedlings exposed to 7.5 and 30 mg/kg cadmium-contaminated soil at pH7 solution 41
Fig. 5. Bioconcentration of cadmium in shoot (a) and root (b) of Forsythia koreana Nak seedlings exposed to 150 and 300 mg/kg cadmium-contaminated soil at pH7 solution 42
Fig. 6. Bioconcentration of cadmium in plant of Forsythia koreana Nak seedlings exposed to cadmium-contaminated soil at pH7 solution 43
Fig. 7. Bioconcentration of cadmium in shoot and root of Forsythia korena Nak seedlings exposed to cadmium-contaminated soil at pH7 solution 44
Fig. 8. Bioconcentration rate (%) of cadmium in shoot / root of Forsythia koreana Nak seedlings exposed to cadmium-contaminated soil at pH7 solution 47
Fig. 9. Bioconcentration of cadmium in shoot (a) and root (b) of Forsythia koreana Nak seedlings exposed to 7.5 and 30 mg/kg cadmium-contaminated soil at pH5 solution 48
Fig. 10. Bioconcentration of cadmium in shoot (a) and root (b) of Forsythia koreana Nak seedlings exposed to 150 and 300 mg/kg cadmium-contaminated soil at pH5 solution 49
Fig. 11. Bioconcentration of cadmium in plant of Forsythia koreana Nak seedlings exposed to cadmium-contaminated soil at pH5 solution 50
Fig. 12. Bioconcentration of cadmium in shoot and root of Forsythia koreana Nak seedlings expose to cadmium-contaminated soil at pH5 solution 53
Fig. 13. Bioconcentration rate (%) of cadmium in shoot / root of Forsytia koreana Nak seedlings exposed to cadmium contaminated soil at pH5 solution 54
Fig. 14. Bioconcentration of cadmium in shoot (a) and root (b) of Forsythia koreana Nak seedlings exposed to 7.5 and 30 mg/kg cadmium-contaminated soil in watering of pH5 / pH7 solution 57
Fig. 15. Bioconcentration of cadmium in shoot (a) and root (b) of Forsythia koreana Nak seedlings exposed to 150 and 300 mg/kg cadmium-contaminated soil in watering of pH5 / pH7 solution 58
Fig. 16. Bioconcentration of cadmium in plant of Forsythia koreana Nak seedling exposed to cadmium-contaminated soil in watering of pH5 / pH7 solution 61
Fig. 17. Bioconcentration of cadmium in shoot (a) and root (b) of Forsythia koreana Nak seedling on sand 65
Fig. 18. Bioconcentration of cadmium in plant of Forsythia koreana Nak seedling see dling on sand 66
Fig. 19. Bioconcentration rate (%) of cadmium in shoot / root of koreana Nak seedling on sand 68
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