Long-Term Nutrient Management (47 Years) Drives Yield Trajectories and Soil Organic Matter Dynamics in Maize-Wheat Cropping System of the Northwestern Himalayas - Anjali; Narender Kumar Sankhyan; Raj Paul Sharma; Neha Sharma; Ranbir Singh Rana; Gurbhan Das Sharma; Pardeep Kumar (Journal of Soil Science and Plant Nutrition, 2026)