표제지
목차
I. 緖論 8
II. 硏究史 10
III. 材料 및 方法 13
1. 供試材料 13
2. 栽培法 13
3. 被覆 및 遮光效果檢定 13
4. 被覆方法에 따른 土壤特性 15
5. 被覆 및 遮光方法에 따른 엽의 窒素量과 收量과의 相關關係 15
IV. 結果 및 考察 16
1. 土壤特性과 生薑栽培와의 聯關關係 16
2. 被覆材料가 生薑發芽에 미치는 影響 18
3. 被覆方法이 生薑生育에 미치는 影響 21
1) 被覆方法이 草長에 미치는 影響 21
2) 被覆方法에 따른 葉數의 變化 23
3) 被覆方法에 따른 莖數의 變化 28
4. 遮光比率에 따른 生育特性 30
5. 被覆方法 및 遮光比率에 따른 栽培特性및 收量性 37
1) 被覆方法에 따른 栽培特性 및 收量性 37
2) 遮光方法에 따른 栽培特性 및 收量性 40
V. 摘要 42
VI. 引用文獻 44
Abstract 47
感謝의 글 49
Table 1. Mulching date and methods at two experiment fields 14
Table 2. Chemical properties of the soils used for experiments 16
Table 3. Chemical properties of the soils after ginger bulb harvested 16
Table 4. Content of soil moisture according to mulching methods at two experimented field 17
Table 5. Days to germination according to mulching methods in ginger cultivation 18
Table 6. Seasonal changes of soil temperature according to mulching methods. 18
Table 7. Seasonal changes of number of stalks according to mulching method at two regions in ginger cultivation 28
Table 8. Variation of growing conditions according to the rate of artificial shading 30
Table 9. The number of stalks according to the rate of artificial shading in ginger cultivation. 34
Table 10. Plant height and number of leaves according to the rate of artificial shading in ginger cultivation 34
Table 11. Growth characteristics according to the mulching methods at two regions in ginger cultivation. 39
Table 12. Growth characteristics according to the rate of artificial shading in ginger cultivation. 40
Fig 1. Early growth stageatvinyl+rice straw mulching and black hole vinyl in ginger cultivation. 20
Fig 2. Seasonal changes of plant height according to mulching methods at two regions in ginger cultivation 22
Fig 3. Seasonal changes of leaves number per stalk according to mulching methods at two regions in ginger cultivation 24
Fig 4. Correlation between chlorophyll quantity using spad-502 and totalnitrogen content in ginger leaves at Sept.14 25
Fig 5. Seasonal changes of Spad-502 index according to mulching methods in ginger leaves at two regions. 27
Fig 6. Comparison of growth status among mulching methods in ginger cultivation 29
Fig 7. Seasonal changes of temperature variation according to the rate of artificial shading in ginger cultivation. 32
Fig 8. Seasonal changes of humidity variation according to the rate of artificial shading in ginger cultivation. 32
Fig 9. Seasonal changes of aerial part according to the rate of artificial shading in ginger cultivation. 33
Fig 10. Seasonal changes of chlorophyll quantity(spad-502index) according to the artificial shading in ginger cultivation. 35
Fig 11. Growing status according to the artificial shading in ginger cultivation (rate of artificial shading : A ; 75%, B ; 55%, C ; 35%). 36
Fig 12. Correlation coefficient between the nitrogen content of leaves and yield in ginger cultivation. 41