病理性特征和管理Lasiodiplodia theobromae,一个带有跨王国宿主范围的 Hemibiotroph
Osama O Atallah1, Abdallah A Hassanin2, Sherin M Yassin3
1Department of Plant Pathology, Faculty of Agriculture, Zagazig University, Zagazig, Egypt.
Plant disease
|June 21, 2024
概括
像Trichoderma和Bacillus这样的生物杀虫剂,以及大提取物,有效地对抗日心脏腐烂疾病. 这些天然剂抑制了Lasiodiplodia theobromae病原体,并增强了植物的防御能力.
科学领域:
- 植物病理学 植物病理学
- 农业微生物学 农业微生物学
- 生物技术是生物技术.
背景情况:
- 由Lasiodiplodia theobromae引起的心脏腐烂病对日树和其他木质植物构成重大威胁,导致死亡和拉奇斯病变.
- 该病原体在埃及的各种绿洲中被发现,需要有效的疾病管理策略.
- 致病性测试证实了七种不同的真菌分离在枣树上的毒性,突出了疾病表现的变化.
研究的目的:
- 为了评估微生物生物剂 (Trichoderma spp. 和Bacillus spp.) 的存在. 植物提取物和植物提取物可以预防Lasiodiplodia theobromae.
- 评估选择的生物剂和植物提取物的潜力,以抑制枣树中心脏腐烂疾病.
- 研究提取方法对植物提取物的抗真菌活性的影响.
主要方法:
- 在体外评估Trichoderma spp.,Bacillus spp.和各种植物提取物对Lasiodiplodia theobromae的抗真菌活性.
- 在枣树叶上的真菌分离物的致病性确认和毒性评估.
- 在体内评估有希望的生物剂和植物提取物用于抑制枣树的疾病,包括分析与防御有关的酶表达.
主要成果:
- 细菌种类. 细菌种类. 分离物 (不包括B. megaterium) 在抑制子发芽方面表现出高效率 (80-90%的减少).
- 大汁表现出最高的抗真菌活性 (98.67%的线性生长减少),其次是花和花提取物.
- 治疗Trichoderma专辑和T. harzianum提供了与商业杀菌剂相比的疾病抑制,并增强了防御酶的表达.
结论:
- 生物杀虫剂,包括特定的Trichoderma和Bacillus分离物和大提取物,在控制枣树心脏腐烂疾病方面是有效的.
- 提取方法显著影响植物提取物的抗真菌效率;热水提取更适合大汁.
- 生物杀虫剂通过抑制病原体和增强枣树的自然防御机制,提供了双重好处.
关键词:
细菌种类. 细菌种类.拉西奥迪普洛迪亚是什么意思 拉西奥迪普洛迪亚是什么意思三皮菌 spp. 三皮菌与防御有关的酶.死亡的回归 死亡的回归杀菌剂是一种杀菌剂.心脏腐烂的心脏腐烂拉希斯的伤害是灾难性的更多相关视频
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