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The document examines how agricultural land management in the Argentinean Pampas affects shallow groundwater and flooding. It finds that the shift from perennial alfalfa pastures to annual wheat-soybean-maize rotations has reduced annual transpiration rates from 1200 to 800 mm/year, leading to shallower groundwater tables and a significant increase in flooding events. The text argues that planting water-logging tolerant pastures or cover crops can reduce waterlogging frequency and increase the number of years suitable for farming by 40%.

The fact sheet examines the relationship between agricultural land use and groundwater management in the Pampas region of Argentina. It argues that the shift from perennial alfalfa pastures to annual rotations of soy, wheat, and corn has increased flooding frequency due to lower transpiration rates. The document suggests that implementing cover crops or water-tolerant pastures can reduce flood events and increase the number of years suitable for production by 40%.