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논문 기본 정보
- 자료유형
- 학술저널
- 저자정보
- 발행연도
- 2021.1
- 수록면
- 354 - 366 (13page)
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초록· 키워드
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Limited data about the effects of various factors on forage quality and β-carotene content of rye produced in Korea are available, so this study investigated the effects of two preservation methods. Samples were collected from rye harvested every 5 days between April 25 and May 31, and comparisons were done among rye silage wilted for different periods of time and hay of three growth stages of rye. For the silage, dry matter (DM), acid detergent fiber (ADF), and neutral detergent fiber (NDF) contents increased with advanced maturity of rye, whereas crude protein, in vitro dry matter digestibility (IVDMD), total digestible nutrients (TDN), relative feed value (RFV), and DM loss decreased (p < 0.0001). Wilting increased the DM content and pH value significantly (p < 0.0001). Silage harvested at the heading stage had the lowest pH value (4.45), propionic acid (0.83 g/kg DM), butyric acid (0 g/kg DM), and fungi and yeast populations (3.70 Log CFU/g of fresh matter [FM]); conversely, it had the highest lactic acid (9.7 g/kg DM), lactic acid bacteria (LAB) (6.87 Log CFU/g of FM), total microorganisms (TM) (7.33 Log CFU/g of FM), and Flieg’s score (70) (p < 0.0001). Wilting elevated LAB and TM populations, but it had no consistent effect on other fermentation products. Both delayed harvest and prolonged wilting decreased β-carotene content. Rye silage harvested around May 9 (heading stage) with 24 h of wilting was preferred for highland, Pyeongchang. For rye hay, advanced maturity decreased DM loss, IVDMD, TDN, and RFV, but it increased DM, ADF, and NDF significantly (p < 0.05). β-carotene was decreased by delay of hay-making. Consequently, to attain lower DM loss and higher hay quality, the harvest date of May 9 (heading stage) is recommended.
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참고문헌 (39)
참고문헌 신청
J. H. Cherney / 1982 / Small grain crop forage potential: I. biological and chemical determinants of quality and yield / Crop Sci 22(2):227~231
김종근 / 1999 / 수확시 숙기와 제조방법이 라운드베일 호밀 사일리지의 품질에 미치는 영향
Maria Theodosiou / 2010 / From carrot to clinic: an overview of the retinoic acid signaling pathway / Cellular and Molecular Life Sciences 67(9):1423~1445
S Kume / 2001 / Effect of colostral β-carotene and vitamin A on vitamin and health status of newborn calves / Livestock Production Science 68(1):61~65
B. D. Siebert / 2006 / Pitchford WS, Harper GS, Bottema CDK. Effect of low vitamin a status on fat deposition and fatty acid desaturation in beef cattle / Lipids 41(4):365~370
김종근 / 1999 / 수확시 숙기와 제조방법이 라운드베일 호밀 사일리지의 품질에 미치는 영향
Maria Theodosiou / 2010 / From carrot to clinic: an overview of the retinoic acid signaling pathway / Cellular and Molecular Life Sciences 67(9):1423~1445
S Kume / 2001 / Effect of colostral β-carotene and vitamin A on vitamin and health status of newborn calves / Livestock Production Science 68(1):61~65
B. D. Siebert / 2006 / Pitchford WS, Harper GS, Bottema CDK. Effect of low vitamin a status on fat deposition and fatty acid desaturation in beef cattle / Lipids 41(4):365~370
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