Zinc
Symptoms
Khaira disease: rusty brown spots on leaves, stunted plants and delayed maturity.
Correction
Zinc sulphate at puddling or chelated zinc foliar spray.
Field Crops · Oryza sativa
Paddy (Rice) fertilizer and nutrition guide
Split nitrogen, zinc to prevent khaira disease, and potassium for strong stems and full grains.
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About Paddy (Rice) nutrition
Paddy is India's most important food crop. Nitrogen in well-timed splits drives tillering and grain yield, while zinc deficiency (khaira disease) is one of the most widespread nutrient problems in Indian rice fields.
- Climate
- Hot, humid climate, about 20-35 °C, with plenty of water; grown mainly in kharif, and in rabi where irrigated.
- Soil
- Clay or clay loam soils that hold water, pH around 5.5-7.5.
Stage-wise nutrient management for Paddy (Rice)
What the crop needs most at each growth stage.
Nursery & transplanting
Phosphorus, potassium and zinc as a basal dose for quick establishment.
Tillering
Nitrogen top dressing for more productive tillers.
Panicle initiation
Nitrogen and potassium for panicle size and grain number.
Flowering & grain filling
Potassium for strong stems and full grains.
Common nutrient deficiencies in Paddy (Rice)
How to recognise them in the field and how they are usually corrected.
Nitrogen
Symptoms
Pale yellow older leaves and few tillers.
Correction
Split nitrogen top dressings.
Potassium
Symptoms
Brown leaf tips and edges, weak stems prone to lodging.
Correction
Potassium in the basal dose and at panicle initiation.
Recommended application methods for Paddy (Rice)
Need a Paddy (Rice) fertilizer schedule?
Exact doses depend on your soil test, variety and irrigation. Tell us your crop stage, area and location and we will recommend the right products and quantities.
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