草 (Drosophila suzukii) 和细丝真菌微生物之间的分散关联可能会改变蓝疾病的动态
Margaret T Lewis1, Logan Miller1, Mengjun Hu2
1Department of Entomology, University of Maryland, College Park, MD 20742.
Phytopathology
|February 6, 2024
概括
斑点翼 (Drosophila suzukii) 可以携带和转移果腐菌,如Botrytis cinerea,可能会增加草病. 这种昆虫-真菌相互作用影响疾病流行病学.
科学领域:
- 农业昆虫学 农业昆虫学
- 植物病理学 植物病理学
- 微生物生态学 微生物生态学
背景情况:
- 果食昆虫可以通过创建感染部位和分散真菌病原体来影响水果腐烂.
- 侵袭性斑点翼 (Drosophila suzukii) 与果中的果病原体重叠.
- 了解昆虫-真菌相互作用对于管理作物疾病至关重要.
研究的目的:
- 为了研究与成年Drosophila suzukii相关的丝状真菌.
- 确定D. suzukii作为果病原体的载体的潜力.
- 评估D. suzukii和果中的真菌协会的流行病学影响.
主要方法:
- 在三年内对成年D. suzukii进行实地调查.
- 外部和内部真菌的隔离和分子识别.
- 使用Botrytis cinerea和Cladosporium cladosporioides进行实验室载体测定.
主要成果:
- 确定了37种真菌属,包括已知的树病原体.
- 在身上,外在的真菌被检测得更频繁,密度更高,而不是内在的真菌.
- 在实验室测试中,D. suzukii成年人成功地转移了B. cinerea和C. cladosporioides.
结论:
- 德洛索菲拉 (Drosophila suzukii) 藏着各种各样的真菌,包括植物病原体.
- D. suzukii和果腐菌之间的关联可能是偶然的,但可以促进病原体的分散.
- 这种载体作用有可能改变树病的动态.
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