从植物副产品到昆虫到:在循环经济中实现可持续水产养殖养的途径
Annalena Barth1, Slim Bendag1, Patrick Klüber2
1Institute for Animal Ecology and Systematics, Justus Liebig University Giessen, Heinrich-Buff-Ring 26, Giessen 35392, Germany.
Aquaculture nutrition
|July 7, 2025
概括
黑兵 (BSF) 幼虫食植物副产品的增长速度较慢,但适合的料. 太平洋白 (PWS) 的生长没有受到影响,这表明BSF幼虫可以将废物转化为水产养殖的可持续蛋白质.
科学领域:
- 水产养殖营养和料发展
- 昆虫养殖为可持续的蛋白质提供了可持续的蛋白质.
- 循环经济中的废物价值化
背景情况:
- 养殖对环境的影响与料中的鱼粉有关.
- 昆虫,特别是黑兵 (BSF) 幼虫,提供了一个可持续的替代品.
- 植物副产品对BSF幼虫的影响以及它们对太平洋白 (PWS) 的适用性需要调查.
研究的目的:
- 为了评估在可可豆,果果汁和土豆皮上养的BSF幼虫作为PWS料.
- 评估BSF幼虫的营养特征及其对PWS生长参数的影响.
- 为了确定在养殖中从植物副产品中使用BSF幼虫的经济可行性.
主要方法:
- 使用PWS进行了随机对照养试验.
- BSF幼虫在三个不同的植物副产品和控制饮食上被养.
- 分析了料和BSF幼虫的营养含量;测量了PWS生长率和料转换率 (FCR).
主要成果:
- 与对照群相比,在植物副产品上养的BSF幼虫的营养特征 (原蛋白,脂肪) 发生了变化,生长表现较差.
- 在植物副产品上养的PWS养的BSF幼虫在生长参数上没有显著的差异,与控制养的PWS相比.
- 当从植物副产品中养 BSF 幼虫时,PWS 显示出出色的 FCR (0.81.0),这表明营养的有效利用.
结论:
- BSF幼虫可以在植物副产品上养,可能没有生物积聚毒素,并作为PWS的有效料.
- 由PWS实现的高效FRC弥补了BSF幼虫生长的减少,突出了循环经济的方法.
- 这项研究支持BSF幼虫在将植物废物转化为可持续水产养殖的高价值蛋白质方面的经济潜力.
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