Alternate wetting and drying in irrigated rice: Implemntation guidance for policymakers and investors
Key Messages: 1. Alternate wetting and drying (AWD) is a rice management practice that reduces water use by up to 30% and can save farmers money on irrigation and pumping costs; 2. AWD reduces methane emissions by 48% without reducing yield; 3. Efficient nitrogen use and application of organic inputs to dry soil can further reduce emissions; 4. Incentives for adoption of AWD are higher when farmers pay for pump irrigation.
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Alternate wetting and drying in irrigated rice: Implemntation guidance for policymakers and investors
Author(s):
Richards, Meryl,
Sander, B. Ole
Publication Date: 2014
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Key Messages: 1. Alternate wetting and drying (AWD) is a rice management practice that reduces water use by up to 30% and can save farmers money on irrigation and pumping costs; 2. AWD reduces methane emissions by 48% without reducing yield; 3. Efficient nitrogen use and application of organic inputs to dry soil can further reduce emissions; 4. Incentives for adoption of AWD are higher when farmers pay for pump irrigation.
