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断奶后使用复杂的饮食可以改善小猪的表现和财务结果.

Heng Li Kao Junior1, Laya Kannan Silva Alves2,3, Bruno Braga Carnino1

  • 1Department of Nutrition and Animal Production, School of Veterinary Medicine and Animal Science, University of Sao Paulo, Pirassununga, São Paulo, Brazil.

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概括

复杂的饮食显著改善了幼猪的表现,料效率和在幼儿园阶段的利能力. 这些发现突出了复杂的饮食作为提高断奶后小猪结果的战略选择.

关键词:
腹 腹 腹 腹 腹 腹 腹 腹 腹饮食的复杂性 饮食的复杂性幼儿园阶段是一个幼儿园阶段.生产成本是生产成本.猪的营养 猪的营养哺乳期 断奶 断奶 断奶

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科学领域:

  • 动物科学动物科学
  • 营养科学 营养科学
  • 农业经济学 农业经济学

背景情况:

  • 断奶后是小猪发育的关键时期,通常以表现挑战为标志.
  • 饮食策略显著影响小猪生长,料摄入量和整体健康.
  • 了解饮食复杂性的影响对于优化幼儿园阶段结果至关重要.

研究的目的:

  • 评估复杂与简单饮食对幼猪在育儿阶段的表现的比较影响.
  • 评估饮食复杂性对养行为和便一致性的影响.
  • 分析在小猪生产中使用复杂饮食的经济影响.

主要方法:

  • 一个随机块设计研究,涉及192只小猪 (21天大,5.45±0.95公斤).
  • 在为期42天的试验中,小猪被食简单或复杂的饮食,包括前启动1,前启动2和启动阶段.
  • 绩效指标,养行为,便一致性和经济结果被系统地记录和分析.

主要成果:

  • 复杂的饮食导致在所有育儿阶段显著改善体重,平均每日增加 (ADG) 和料转换比率 (FCR).
  • 累计结果显示,复杂饮食的ADG增加了15.20%,FCR改善了7.00% (P < 0.0001).
  • 复杂的饮食增强了便的一致性,并导致了更高的利能力,尽管料成本增加.

结论:

  • 复杂的饮食为提高断奶后小猪生长和料效率提供了战略优势.
  • 复杂饮食所带来的性能提升和经济回报支持将其应用于商业性小猪生产.
  • 饮食复杂性在关键的苗圃阶段对小猪的发育和利能力产生积极影响.