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Biofloc technology as a promising tool to improve aquaculture production
Reviews in Aquaculture ( IF 8.8 ) Pub Date : 2020-01-14 , DOI: 10.1111/raq.12412
Mohammad Hossein Khanjani 1 , Moslem Sharifinia 2
Affiliation  

Given that the expansion of the aquaculture industry is associated with increased environmental impact and its strong dependence on fishmeal in the diet, the use of biofloc technology can reduce these problems. This technology absorbs inorganic nitrogen from aquaculture wastewater and improves water quality as well as produces microbial protein that is directly used as a suitable feed supplement for aquatic animals. Furthermore, this technology reduces the feed conversion ratio and subsequent production cost. Biofloc is available to aquatic animals throughout the day and provides the necessary nutrients, fatty acids and minerals. Biofloc along with formulated diets provides a complete food chain for aquatic animals’ growth and thus improves growth performance. Since feed constitutes a major part of the aquaculture cost, having accurate information about biofloc system in aquatic animals’ nutrition can be beneficial and helpful. Compared to traditional aquaculture techniques, biofloc technology provides a more sustainable approach with minimal water exchange along with reduced feed intake and transforms it into a low‐cost sustainable technology for sustainable aquaculture development. Overall, this study highlights the significance of developing biofloc technology to improve aquaculture production and could be an alternative system for cultivation of important commercial species in aquaculture.

中文翻译:

Biofloc技术是提高水产养殖产量的有前途的工具

鉴于水产养殖业的扩张与环境影响的增加及其对日粮中鱼粉的强烈依赖有关,因此使用生物絮凝技术可以减少这些问题。该技术吸收了水产养殖废水中的无机氮,改善了水质并产生了微生物蛋白,可直接用作适合水生动物的饲料补充剂。此外,该技术降低了饲料转化率和随后的生产成本。Biofloc全天可供水生动物使用,并提供必要的营养,脂肪酸和矿物质。生物絮凝剂与配方饮食一起为水生动物的生长提供了完整的食物链,从而改善了生长性能。由于饲料是水产养殖成本的主要部分,掌握有关水生动物营养中生物絮凝系统的准确信息可能会有所帮助。与传统的水产养殖技术相比,生物絮凝技术提供了一种更具可持续性的方法,只需最少的水交换,同时减少了采食量,并将其转变为低成本的可持续技术,以促进水产养殖业的可持续发展。总的来说,这项研究突出了开发生物絮凝技术以提高水产养殖产量的重要性,并且可以作为水产养殖中重要商业品种的替代种植系统。生物絮凝技术提供了一种更具可持续性的方法,减少了水的交换,减少了采食量,并将其转变为低成本的可持续技术,以促进水产养殖业的可持续发展。总的来说,这项研究突出了开发生物絮凝技术以提高水产养殖产量的重要性,并且可以作为水产养殖中重要商业品种的替代种植系统。生物絮凝技术提供了一种更具可持续性的方法,减少了水的交换,减少了采食量,并将其转变为低成本的可持续技术,以促进水产养殖业的可持续发展。总的来说,这项研究突出了开发生物絮凝技术以提高水产养殖产量的重要性,并且可以作为水产养殖中重要商业品种的替代种植系统。
更新日期:2020-01-14
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