使用预处理的无氧消化剂和地热水进行Arthrospira platensis的试点种植:一项比较研究
Marie-Ange Leca1, Lucas Regnault2, Cecilia Sambusiti3
1APESA, Pôle Valorisation, 3 chemin de Sers, Montardon, 64121, France; SIAME, Université de Pau et Pays de l'Adour - E2S UPPA - IPRA FR CNRS 2952, Pau, 64000, France.
Journal of environmental management
|September 4, 2025
概括
这项研究表明,使用消化剂作为Arthrospira platensis (A. platensis) 蓝藻菌的培养基是可行的,从而实现稳定的生物质生产. 在可持续的大规模生产中,新鲜的注射对成功,可重复的批量至关重要.
科学领域:
- 植物学和生物技术
- 可持续农业和废物利用
- 微藻种植和生物加工
背景情况:
- 传统的合成培养基成本高,资源密集.
- 探索替代,可持续的营养来源对于大规模的Arthrospira platensis (A. platensis) 生产至关重要.
- 液体消化物为微藻生长提供了潜在的营养丰富基质.
研究的目的:
- 评估液体消化剂作为一种可持续的替代培养媒介.
- 评估不同的培养策略,包括注射回流和新鲜注射的使用.
- 确定消化基对A. platensis生物质生产率和生物化学组成的影响.
主要方法:
- 在开放式池和封闭式光生物反应器中培养A. platensis超过130天.
- 使用天然热预处理和用地热水稀释,制备消化介质.
- 培养策略的比较:再循环与新鲜的注射剂;消化剂与合成介质.
主要成果:
- A. platensis的回流导致了培养的崩;新鲜的注射使得生产稳定.
- 基于消化剂的种植实现了10 ± 3 mg.L−1.d−1的生物质生产率,有效地去除了.
- A. platensis的生物化学成分 (蛋白质,脂质,碳水化合物) 在各种介质类型中一致.
结论:
- 液体消化剂是A. platensis种植的可行和可持续的媒介.
- 新鲜的注射剂对于可复制的批量培养至关重要,与注射剂循环不同.
- 需要进一步优化种植策略,以便使用消化剂进行工业规模的A. platensis生产.
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