描述和管理 Aspergillus section Nigri 导致洋的收获后球泡腐烂
Eman G A M El-Dawy1,2, Mohamed A Hussein3,4, Safaa El-Nahas5
1Botany and Microbiology Department, Faculty of Science, South Valley University, Qena, Egypt. eman.mohamed11@sci.svu.edu.eg.
Scientific reports
|March 14, 2024
概括
环保材料,如水泥和焦黄石,有效地控制由阿斯伯吉勒斯 (Aspergillus section Nigri.) 引起的洋黑. 这些处理方法显著减少了收获后腐烂,为洋储存提供了可持续的解决方案,并防止了经济损失.
科学领域:
- 农业科学 农业科学
- 菌类学 菌类学是指菌类学.
- 植物病理学 植物病理学
背景情况:
- 收获后的洋黑,由Aspergillus section Nigri引起,导致了重大的经济损失.
- 识别和表征阿斯伯吉勒斯细节尼格里分离物对于疾病管理至关重要.
研究的目的:
- 为了识别Aspergillus部分尼格里从洋球泡中分离出来.
- 评估环保材料 (水泥和热带石) 在控制洋黑的有效性.
- 评估Aspergillus section Nigri分离物的致病性和治疗的保护作用.
主要方法:
- 十三种阿斯伯吉勒斯细节尼格里分离物的形态和分子特征.
- 测试隔离物中的 ochratoxin 生产和 pks 基因存在.
- 使用水泥和焦岩的真菌生长抑制试验.
- 在用水泥和焦岩处理的洋球泡上进行致病性测试.
主要成果:
- 在13个Aspergillus部分Nigri分离物中,有3个是 ochratoxin 生产物 (1.5-15 ppm).
- 对于pks基因没有检测到任何放大产品.
- 水泥和热带石显著抑制了真菌生长,水泥显示74.7-86.7%的抑制.
- 水泥和岩处理分别在7个和9个隔离物中将洋灯泡腐烂减少到0%,而未经处理的灯泡中55-80%的腐烂.
结论:
- 来自埃及的Aspergillus部分尼格里分离物具有产毒素的潜力.
- 水泥和热带石是有效的环保材料,用于控制收获后洋黑.
- 这些材料提供了一个可行的策略,以减少与洋储存疾病相关的经济损失.
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