在薄膜化下水联结协同增强土壤质量和冬季小麦产量,通过重组土壤微生物共同存在的网络来提高土壤质量和冬季小麦产量
Fangyuan Shen1, Liangjun Fei1, Youliang Peng1
1State Key Laboratory of Water Engineering Ecology and Environment in Arid Area, Xi'an University of Technology, Xi'an 710048, China.
Plants (Basel, Switzerland)
|November 27, 2025
概括
优化泥灌和管理可以通过改善土壤质量和微生物多样性,显著提高冬季小麦产量. 这种方法提高了营养循环和水利用效率,以实现可持续农业.
科学领域:
- 农业科学 农业科学
- 土壤科学 土壤科学
- 微生物学 微生物学
背景情况:
- 不适当的灌和施肥会降低土壤质量,减少微生物活动,降低作物产量.
- 可持续的农业实践对于保持土壤健康和生产力至关重要,特别是在黄河流域等地区.
研究的目的:
- 研究泥水灌和应用率对土壤特性,微生物群落和冬季小麦生产率的影响.
- 确定最佳的水和管理策略,以提高土壤质量和作物产量.
主要方法:
- 使用L9(3^3) 直角实验设计,使用不同的沉积物度,灌水平和应用率.
- 分析了土壤特性,微生物社区结构 (细菌和真菌),以及小麦产量.
- 使用结构方程建模来阐明将土壤质量,微生物活动和产量联系在一起的机制.
主要成果:
- 在T5处理 (6公斤·m^-3沉积物,0.65-0.80FC灌,160公斤·ha^-1) 显著改善了土壤有机碳和含量.
- 这种处理增强了土壤微生物的多样性和网络的复杂性,特定的属在循环中发挥了关键作用.
- 冬季小麦产量增加了21.34-24.96%,水和使用效率显著提高.
结论:
- 优化泥灌和管理产生协同效应,提高土壤质量,微生物活动和营养利用.
- 这种综合方法为增加冬季小麦产量和提高资源利用效率提供了一个可持续的战略.
- 这些发现为黄河流域和类似农业环境的科学水和管理提供了宝贵的参考资料.
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