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Rice yield, nitrogen utilization and ammonia volatilization as influenced by modified rice cultivation at varying nitrogen rates

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Figure

Figure 1. Design of instrument for collecting ammonia volatilization from the soil surface
Table 1. Grain yield of rice under SRI and TF with N rates (n = 3).
Table 3. Ammonia volatilization losses after N fertilizer application at basal, tillering and booting stages (kg N ha-1) (n = 3)
Figure 3. Average ammonia volatilization rates with four N rates after N fertilizer application at basal (May 19), tillering (June 29) and booting (July 29) stage under SRI and TF

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