两种土壤中真菌网络的组成和稳定性受三拉林影响
Hairong He1, Jiarui Huang1, Zhenzhu Zhao1
1College of Pharmacy, Henan University of Chinese Medicine, Zhengzhou, China.
Frontiers in microbiology
|May 26, 2023
概括
三氨酸显著影响土壤真菌网络,改变其组成并增加稳定性. 这种除草剂影响网络的复杂性,强度和脆弱性,对土壤功能有影响.
科学领域:
- 土壤科学 土壤科学
- 生态生态学 生态生态学
- 环境化学环境化学
背景情况:
- 土壤真菌网络对于土壤的健康和功能至关重要.
- 了解三拉林等除草剂对这些网络的影响对于可持续农业至关重要.
研究的目的:
- 调查trifluralin对土壤真菌网络的组成和稳定性的影响.
- 分析网络复杂性的变化,节点相互作用和在不同度的trifluralin下整体稳定性的变化.
主要方法:
- 两个农业土壤被用不同度的trifluralin (0.0.84,8.4和84毫克每公斤−1) 处理.
- 保持土壤在人工气候箱中以模拟环境条件.
- 分析了真菌网络结构,包括节点,边缘和路径长度.
主要成果:
- 三拉林增加了真菌网络节点,边缘和平均度,同时减少了平均路径长度.
- 与对照组相比,在基石节点和高网络不相似性 (0.98-0.99) 中观察到显著的变化.
- 菌网络的强度增加 (0.002-0.009) 和脆弱性下降 (0.0001-0.00032) 与trifluralin治疗.
结论:
- 三素显著改变了土壤真菌网络的组成,并增加了它的稳定性.
- 这些真菌网络的变化对土壤社区的整体功能有影响.
- 需要进一步的研究才能充分理解长期的生态后果.
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