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Ⅰ. 서언 15
Ⅱ. 연구사 17
1. 온실재배에서의 혼합상토의 이용 17
2. 혼합상토에서의 시비 18
3. 미량원소복합제 및 용출특성 20
4. 식물체의한계농도 21
Ⅲ. 재료 및 방법 23
1. 조제과정에서의 무기염 조성에 따른 지효성 미량원소 복합제의 성 분 함량 및 용출특성 23
1. 미량원소복합제의 조제 23
2. 성분함량 분석 23
2. 혼합상토의 조성이 지효성 미량원소복합제의 용출 특성에 미치는 영향 26
1. 미량원소복합제의 조제 26
2. 혼합상토의 조제 및 용출특성 26
3. 메리골드의 플러그재배시 미량원소복합제의 혼합이 생육, 무기원소 흡수 및 토양무기염 농도에 미치는 영향 28
1. 미량원소복합제의 조제 28
2. 혼합상토의 조제 및 미량원소복합제의 첨가 28
3. 플러그 재배시 시비 및 생육조사 29
4. 토양 및 식물체 분석 29
Ⅳ. 결과 및 고찰 30
1. 조제과정에서의 무기염 조성에 따른 지효성 미량원소 복합제의 성분함량 및 용출특성 30
(1)성분함량 분석 30
(2) 용출특성 분석 33
2. 혼합상토의 조성이 지효성 미량원소복합제의 용출 특성에 미치는 영향 38
(1) 피트모쓰+부숙왕겨(1:1, v/v, PR) 혼합상토에서의 용출특성 38
(2) 피트모쓰+부숙수피(1:1, v/v, PB) 혼합상토에서의 용출특성 43
(3) 피트모쓰+부숙톱밥(1:1, v/v, PS) 혼합상토에서의 용출특성 48
3. 메리골드의 플러그재배시 미량원소복합제의 혼합이 생육, 무기원소 흡수 및 토양무기염 농도에 미치는 영향 53
인용문헌 60
영문초록 63
감사의 글 67
Fig. 1. Changes of pH and EC in leachates of peatmoss+vermiculite (1:1, v/v) media in a column experiment where 1.23g of micronutrient fertilizer was incorporated into each liter of root medium. Columns were eluted 2 times per week with distilled water a 35
Fig. 2. Changes in concentrations of K, Ca, Mg and Fe in leachates of peatmoss+vermiculite (1:1, v/v) media in a column experiment where 1.23g of micronutrient fertilizer was incorporated into each liter of root medium. Columns were eluted 2 times per we 36
Fig. 3. Changes in concentrations of Mn, Zn, Cu and B in leachates of peatmoss+vermiculite (1:1, v/v) media in a column experiment where 1.23g of micronutrient fertilizer was incorporated into each liter of root medium. Columns were eluted 2 times per we 37
Fig. 4. Changes of pH and EC in leachates of peatmoss+composted rice-hull(1:1, v/v) media in a column experiment where 1.23g of micronutrient fertilizer was incorporated into each liter of root medium. Columns were eluted 2 times per week with distilled 40
Fig. 5. Changes of phosphorus, potassium, calcium, and magnesium concentrations in leachates of peatmoss+composted rice-hull(1:1, v/v) media in a column experiment where 1.23g of micronutrient fertilizer was incorporated into each liter of root medium. C 41
Fig. 6. Changes of Fe, Mn, Zn, Cu and B concentrations in leachates of peatmoss+composted rice-hull(1:1, v/v) media in a column experiment where 1.23g of micronutrient fertilizer was incorporated into each liter of root medium. Columns were eluted 2 time 42
Fig. 7. Changes of pH and EC in leachates of peatmoss+composted pine bark (1:1, v/v) media in a column experiment where 1.23g of micronutrient fertilizer was incorporated into each liter of root medium. Columns were eluted 2 times per week with distilled 45
Fig. 8. Changes of phosphorus, potassium, calcium, and magnesium concentrations in leachates of peatmoss+composted pine bark (1:1, v/v) media in a column experiment where 1.23g of micronutrient fertilizer was incorporated into each liter of root medium. 46
Fig. 9. Changes of Fe, Mn, Zn, Cu and B concentrations in leachates of peatmoss+composted pine bark (1:1, v/v) media in a column experiment where 1.23g of micronutrient fertilizer was incorporated into each liter of root medium. Columns were eluted 2 tim 47
Fig. 10. Changes of pH and EC in leachates of peatmoss+composted saw dust (1:1, v/v) media in a column experiment where 1.23g of micronutrient fertilizer was incorporated into each liter of root medium. Columns were eluted 2 times per week with distilled 50
Fig. 11. Changes of phosphorus, potassium, calcium, and magnesium concentrations in leachates of peatmoss+composted saw dust (1:1, v/v) media in a column experiment where 1.23g of micronutrient fertilizer was incorporated into each liter of root medium. 51
Fig. 12. Changes of Fe, Mn, Zn, Cu and B concentrations in leachates of peatmoss+composted saw dust (1:1, v/v) media in a column experiment where 1.23g of micronutrient fertilizer was incorporated into each liter of root medium. Columns were eluted 2 tim 52
Table 1. Blending ratio of various salts based on weight percentage to manufacture slow-release micronutrient fertilizers 23
Table 2. Blending ratio of various salts based on weight percentage in manufacturing of slow-release micronutrient fertilizers 26
Table 3. Blending ratio of various salts based on weight percentage to manufacture slow-release micronutrient fertilizers 28
Table 4. Nutrient contents of newly developed micronutrient fertilizers 32
Table 5. Effect of incorporation of micronutrient mix to peatmoss+vermiculitemedia(1/1, v/v) with a rate of 0.5gL-1 on changes of nutrient concentrationin soil solution of root mediax at 35 days after sowing of marigold OrangeBoy 57
Table 6. Effect of incorporation of micronutrient mix to peatmoss+vermiculitemedia (1/1, v/v) with a rate of 0.5gL-1 on growth characteristic ofmarigold Orange Boy at 35 days after sowing in plug system 58
Table 7. Effect of incorporation of micronutrient mix to peatmoss+vermiculite media (1/1, v/v) with a rate of 0.5g 1 L-on tissue nutrient contents of marigold Orange Boy based on above ground plant tissue at 35 days after sowing in plug system 59
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