在小麦和大豆面粉中的表面和标准化乳房消化性,用于使用直接方法培养小
Sima Heydari1, Mahmoud Ghazaghi1, Mohammad Rokouei1
1Department of Animal Science, University of Zabol, Zabol 98661-5538, Iran.
Poultry science
|January 28, 2025
概括
这项研究确定了幼小的小麦和大豆粉中的消化能力. 与小麦相比,大豆粉显示出较高的明显阴道消化能力 (AID) 和标准化阴道消化能力 (SID).
科学领域:
- 动物营养 动物营养
- 禽畜科学 禽畜科学 禽畜科学
- 消化能力研究 消化能力研究
背景情况:
- (Ca) 对家禽的骨健康和新陈代谢至关重要.
- 在不同的料成分中,Ca的消化能力差异很大.
- 准确的Ca利用数据对于有效的料配方至关重要.
研究的目的:
- 为了确定小麦和大豆粉 (SBM) 中的的表面阴道消化率 (AID) 和标准化阴道消化率 (SID).
- 为了比较小麦和SBM之间的Ca消化能力,在年轻的小中.
- 提供数据,以优化家禽的饮食,使用植物性来源.
主要方法:
- 使用无基底饮食直接方法来测量内源的Ca损失.
- 包括二氧化作为一种难以消化的标记物,用于乳腺消化分析.
- 实验从30日到34日对300只雄性白小进行了实验,采集了乳腺消化液以进行Ca分析.
主要成果:
- 固有的阴道Ca损失被确定为179±68.6毫克/公斤的干物质摄入量 (DMI).
- 对于小麦,显而易见的乳腺消化率 (AID) 为24.3%,标准化乳腺消化率 (SID) 为31.2%.
- 大豆具有较高的Ca消化能力,AID为34.6%,SID为39.9%.
结论:
- 对于年轻的长小来说,大豆粉是比小麦更容易消化的来源.
- 了解Ca消化度指标对于制定营养充足的家禽饮食至关重要.
- 这些发现支持优化料配方,特别是在使用植物性来源时.
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