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Soil Organic Carbon Sequestration: Experience from the ground
The document discusses soil organic carbon sequestration practices, providing insights from the ground on sustainable agriculture techniques and their impact on soil health, crop yields, and carbon balance. It highlights the importance of biodiversity, efficient water use, and integrated production systems, showcasing data from various crop rotations and management practices. Key results indicate significant increases in nitrogen availability, water productivity, and reductions in herbicide use and environmental impact through proactive soil management strategies.
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- 1. Soil organic carbonsequestration: experience from the ground Ag.Eng. Maria B (PILU) Giraudo Farmer, Consultant and Honorary President "RECSOIL: Recarbonization of global soils” Wednesday 17 June 2020, 15:00-16:30 CEST"
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- 4. • Physical, Chemicaland Biological fertility, the biome builds the foundation of the soil structure, cycling, delivery and absorption of nutrients, growth, crop health and yields • Efficient Use of Water, availability, surplus • Incorporation and sequestration of C, synthesis of MO, better Carbon Balance • Biodiversity ALWAYS GREEN AGRICULTURE AND THE SERVICES TO THE SYSTEM
- 5. María Teresa –Sur de Santa Fe Ea. La Barrancosa SUSTAINABLE INTENSIFICATION – Integrated production systems
- 6. ALWAYS GREEN, ALWAYSALIVE
- 7. Pastura consociada Pastura alfalfa SUSTAINABLEINTENSIFICATION – Crop rotation options Rot. 1 Rot. 2 Rot. 3 Rot. 4 Campaña 2011-12 Campaña 2012-13 Campaña 2013-14 Campaña 2014-15 J A S O N D E F M A M J J A S O N D E F M A M J J A S O N D E F M A M J J A S O N D E F M A M J LasMatreras Baradero SanNicolás Rosario LaMatilde Salto LaLucila Pergamino Carmen Gral.López Rot. 1 Rot. 2 Rot. 3 Rot. 4 Rot. 1 Rot. 2 Rot. 3 Rot. 4 Rot. 1 Rot. 2 Rot. 3 Rot. 4 Rot. 1 Rot. 2 Rot. 3 Maíz 2º Soja 2º Maíz 1º Soja 2º Sorgo 1º Soja 2º Maíz 2º Sorgo 2º Soja 2º Maíz 2º Sorgo 2º Maíz 2º Soja 2º Soja 2º Maíz 2º Sorgo 2º Soja 1º Arveja Soja 2º Maíz 1º Trigo Maíz 2º Vicia villosa Maíz 2º Maíz 1º Trigo Soja 2º Trigo Maíz 2º Sorgo 1º Trigo Soja 2º Vicia villosa Maíz 2º Cebada Maíz 2º Maíz 1º Cebada Maíz 2º Cebada Maíz 2º Trigo Soja 2º Trigo Soja 2º Sorgo 2ºTrigo Maíz 2º Trigo Soja 2º Trigo Maíz 2º Trigo Soja 2º Cebada Sorgo 1º Trigo Soja 2º Soja 1º Maíz 2ºArveja Sorgo 2º Maíz 2ºArveja Maíz 2ºArveja Trigo Sorgo 2º Trigo Soja 2º Soja 1º Trigo Soja 2º Trigo Sorgo 2º Maíz 2ºTrigo Maíz 1º Cebada Maíz 2º Trigo Soja 2º Maíz 1º Arveja Soja 2º Maíz 1º Trigo Maíz 2º Vicia villosa Maíz 2º Trigo Soja 2º Trigo Soja 2º Trigo Maíz 2º Sorgo 1º Trigo Soja 2º Vicia villosa Maíz 2º Cebada Maíz 2º Soja 1º Sorgo 2ºTrigo Cebada Maíz 2º
- 8. Pergamino (North ofBuenos Aires Province) Stock evolution (ton/hectare) and correlation with the level of soil use Carbon Sequestration % soil occupation with living crops Increase in C stock: + 12% (+6 ton C /ha ) Agosti Belen Chacra Aapresid Pergamo
- 9. Chacra Aapresid Pergamino,preliminary results Use of herbicides and fertilizers + soil occupation with living crops % soil occupation with living crops Reduction in Number of herbicide applications up to 50% Reduction in the environmental impact index (EIQ) of up to 60% N-NO3 availability in corn (R1) over different precedent crops. x3 increase in N-NO3 availability in soil
- 10. Improved water management %soil occupation with living crops % soil occupation with living crops Increase in water capture up to 40% Increase in water productivity (kg of grain/mm available water): up to 30% Agosti Belen Chacra Aapresid Pergamino
- 11. 0 0,5 1 1,5 2 2,5 3 Lv RN MO%(0-5cm) Regado MonteNATURALENVIRONMENTIRRIGATED • Arid environment • High levels of radiation • Low temperatures • Irrigation • High biomass generation • Slow decomposition of straw • Increase SOM North Patagonia Gutierrez et al 2018 Resultados Chacra VINPA Aapresid LV : Ancient floodplain RN: Recent floodplain Responsible advance of the agricultural frontier
- 12. NSAP SUMMARY CONCLUSION ✓ GAPis more similar to NE than NSAP and it is in between those situations (Growth promoters, phosphorus availability, pathogens as controllers, etc) GAP BIOlogía del Suelo y Producción Agraria Sustentable (Soil Biology and Sustainable Agricultural Production) NE A DREAM… : i) interpretation of the biological processes that occur in soil and its impact on productivity ii) the impact of soil pathogens causing and controlling diseases iii) the use of biological soil variables as indicators of environmental performance iv) the use of microorganisms with specific agronomic applications. NEXT STEPS…
- 14. www.mujeresrurales.com #RuralWomen ✓ Commitment ✓ Collaboration ✓Dialogue ✓ Mixitè ✓ Passion
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