(2025) Гангур, Володимир Васильович; Hanhur, V. V.; Vodianyk, O. V.; Staniak, M.; Єремко, Людмила Сергіївна; Yeremko, L. S.
The article investigates the fundamental role of perennial legumes (such as alfalfa, clover, and sainfoin) in the restoration and maintenance of soil fertility within modern cropping systems. The author analyzes the capacity of these crops for symbiotic nitrogen fixation, which significantly enriches the soil with biological nitrogen and reduces the reliance on synthetic mineral fertilizers. The research examines the physical impact of deep-reaching root systems on soil structure, including the mitigation of subsoil compaction and the enhancement of aeration and water permeability. The study also highlights the contribution of legume biomass to humus accumulation and the activation of beneficial soil microbiota. The findings substantiate that integrating perennial legumes into crop rotations is a key strategy for sustainable land management, erosion control, and increasing the productivity of subsequent crops in the rotation.