Publications by authors named "Shivakumar Anna"

The intensive agriculture practices improved the crop productivity but escalated energy inputs (EI) and carbon foot print (CF) which contributes to global warming. Hence designing productive, profitable crop management practices under different production systems with low environmental impact (EI and CF) is the need of the hour. To identify the practices, quantification of baseline emissions and the major sources of emissions are required.

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Article Synopsis
  • Soils with conservation agriculture (CA) show greater bacterial diversity and enzyme activity, aiding nutrient availability and reducing greenhouse gas (GHG) emissions compared to conventional tillage (CT).
  • Research over 10 years examined the impact of tillage and crop residue levels in a semi-arid pigeonpea-castor bean system, using advanced DNA sequencing techniques.
  • CA practices increased soil organic carbon by 34% and available nutrients (nitrogen, phosphorus, potassium) by 10-34% compared to CT, while significantly lowering nitrous oxide emissions.
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