Effects of tillage, crop establishment and diversification on soil organic carbon, aggregation, aggregate associated carbon and productivity in cereal systems of semi-arid Northwest India

• Published in: Soil & tillage research Vol. 190; pp. 128 - 138
• Main Authors: Jat, H.S., Datta, Ashim, Choudhary, M., Yadav, A.K., Choudhary, V., Sharma, P.C., Gathala, M.K., Jat, M.L., McDonald, A.
• Format: Journal Article
• Language: English
• Published: Netherlands Elsevier B.V 01.07.2019; Elsevier Scientific Pub. Co
• Subjects: Aggregate associated carbon; agricultural conservation practice; carbon sinks; climate change; conventional tillage; corn; Crop management; Crop productivity; crop residue management; crop rotation; ecological function; food production; India; no-tillage; Particulate organic carbon; plant establishment; puddling; rice; soil aggregation; soil depth; Soil organic carbon; soil quality; water stable soil aggregates; India; AAC; Particulate organic carbon; MAC; Sc; CT; Aggregate associated carbon; TWSa; Crop management; WSMa; MicC; ZT; Soil organic carbon; CA; Crop productivity; TWSa, total water stable aggregates; Sc, scenario; CA, conservation agriculture; AAC, aggregate associated carbon; MicC, microaggregate associated carbon; WSMa, water stable macroaggregates; ZT, zero tillage; MAC, macroaggregate associated carbon; CT, conventional tillage

•Enrichment in soil organic carbon was observed under ZT diversified cropping system.•Conservation agriculture improved aggregate indices.•ZT and crop diversification improved particulate and aggregate associated carbon.•Conservation agriculture showed higher system productivity. Intensive tillage b...