Karnataka farmers trained to produce biochar using crop residue to boost soil fertility
GS3Economy · S&T · Environment · Security· Cropping patterns & irrigation· Prelims + Mains·
Why in news
The University of Agricultural Sciences - Bangalore is training farmers in 10 Karnataka districts to produce biochar from crop residue to combat declining soil organic carbon.
Background
The project is funded by the Union government's Rashtriya Krishi Vikas Yojana (RKVY). It utilizes portable drum technology for pyrolysis to convert crop residue into biochar, which enhances soil fertility and water retention.
Facts for Prelims
- SchemeRashtriya Krishi Vikas Yojana (RKVY): A central scheme providing financial support for agricultural development and infrastructure.
- S&TBiochar: A charcoal-like substance produced by thermochemical decomposition of organic material (pyrolysis) in an oxygen-limited environment.
- FactThe initiative targets 100 farmers across 10 districts in Karnataka for the initial training phase.
For Mains
Q. Discuss how the adoption of biochar technology can address the dual challenge of soil degradation and stubble burning in Indian agriculture.
Dimensions to cover in your answer
- Soil health restoration: Reversing the decline of Soil Organic Carbon (SOC) caused by intensive monoculture and chemical-heavy farming.
- Waste-to-wealth transition: Converting agricultural residue into a value-added soil amendment to reduce open-field burning.
- Technological accessibility: Utilizing low-cost portable drum technology to ensure adoption by small and marginal farmers.
Keywords: Soil Organic Carbon · Pyrolysis · Sustainable Agriculture · Waste Management · Soil Fertility
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