Data-driven Agriculture: Enhancing Crop Prediction with NPK Sensor Integration in Semi-arid Karnataka, India
Background: Agriculture supports over 2.5 billion livelihoods worldwide, yet soil fertility management on Indian smallholder farms remains largely empirical. Tumakuru district’s red soil compound this problem with low organic matter and high spatial variability in N, P and K. Conventional lab testing, costs ₹350-450 an...