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Irrigation management of Aerobic Rice Technology

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1. The optimum soil water condition would be maintained around field capacity (30-40 kPa'' 0.3-04 bar soil moisture potential) across the growth stages.
2. Apply irrigation upon visible symptom of developing hair cracks on surface soil, or initiation of tip rolling of first top leaves,
3. Irrigation, applied at this stage attaining the condition of saturated soil moisture regime.
4. Usually, scheduling irrigation at 5-7 days interval may supplement the optimum water requirement in aerobic rice.

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