표제지
ABSTRACT
목차
I. 서론 10
II. 연구사 13
III .재료 및 방법 16
1. 엽면살포용 칼슘제 선발시험 16
2. 선발된 칼슘제의 적정 농도 선발시험 17
가. 경도측정 18
나. 공동율 분석 18
다. 식물체분해 및 분석 18
라. 자료 분석 19
IV. 결과 및 고찰 20
V. 결론 39
참고문헌 41
Table 1. Effects of calcium agents on chemical injury of leaves in 'Baekma'. 25
Table 2. Stem firmness depending on calcium agent at final harvesting date. 26
Table 3. Growth parameters of 'Baekma' as influenced by calcium-spraying at final harvesting date. 27
Table 4. Calcium content with in stem depending on calcium agent concentration. 28
Table 5. Inside cavity area percentage of stem (%, cavity area in stem / total area of stem) depending on calcium agent concentration. 29
Table 6. Growth parameters of 'Baekma' depending on OS-Ca concentration at final harvesting date. 33
Table 7. Plant dry weights of 'Baekma' depending on OS-Ca concentration final harvesting date. 34
Table 8. Stem firmness depending on OS-Ca concentration at final harvesting date. 35
Table 9. Total area and pith area on stem of 'Baekma' depending on OS-Ca concentration at final harvesting date. 36
Table 10. Percentages of pith and inside area, and inside cavity area on stem of 'Baekma' depending on OS-Ca concentration at final harvesting date. 37
Table 11. Calcium content within stem depending on calcium agent concentration. 38
Fig. 1. Cultivation of 'Baekma' in greenhouse. 22
Fig. 2. Stem firmness measured by texture analyzer (TA plus. LLOYD. UK). 23
Fig. 3. Chemical injury of leaves in 'Baekma' due to Ca overdose (left, control; right, 1.0% OS-Ca). 24
Fig. 4. Measuring method on horizontal section of stem for total pith, cavity area and ratio in 'Baekma' (left, non-cavity in stem; right, occurrence of cavity in stem). 32