Phosphorus Deficiency in Okra

Symptoms

Purple-red coloration on older leaves. Stunted roots, delayed maturity.

Cause

Cold soils, acidic (P fixed by Al/Fe), alkaline (Ca phosphates).

Correction Products

Product	Method	Rate
DAP 18:46:00	Soil	20–30 kg/acre basal
MAP 12:61:00	Drip	2–3 kg/acre

Treatment Steps

1. Confirm with soil test + leaf analysis. Check soil pH.
2. Apply DAP 18:46:00 at 20–30 kg as emergency foliar spray. Repeat after 7–10 days.
3. Apply drip or soil for lasting correction.
4. Include in regular nutrition program to prevent recurrence.

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