Assessment of Suitable Extractant for Estimating Soil Available Potassium in Acidic Soils of Rice-Lentil Cropping System in India
Naorem Arunkumar Singh, Indira Sarangthem, Nongthombam Surbala Devi & L. Devarishi Sharma · Asian Journal of Soil Science and Plant Nutrition · 2026
The productivity and sustainability of rice–lentil cropping systems in acidic soils are severely constrained by potassium deficiencies, exacerbated by intensive cropping and imbalanced fertilization. Potassium plays a crucial role in plant growth, yield, stress tolerance and nutr...