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Wheat straw mulching with fertilizer nitrogen: An approach for improving soil water storage and maize crop productivity

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Figure

Figure 1. Mean monthly precipitation and air temperature between June 2014 and October 2016
Figure 2. Variations in soil water storage during the growing season of maize.  CK – no straw mulching and no nitrogen; N – no straw mulching and 172 kg N/ha; HS + N – half straw mulching at a rate of 2500 kg/ha of wheat straw with 172 kg N/ha; FS + N – full straw at a rate of 5000 kg/ha of wheat straw with 172 kg N/ha
Table 2. Dry biomass (g/plant) under different treatments
Table 3. Economic benefits (USD/ha) under different treatments

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