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Sugarcane

Dados verificados

Saccharum officinarum

O ano todo (cultura de 12–14 meses) · Punjab PK / UP India

Recomendação de fertilizante

N 150P₂O₅ 60K₂O 150kg/ha

Source: IAC Boletim 100 / Sugar Research Australia (Ahmed research 2026-10-14)

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How to Apply Fertilizer Correctly

Practical field advice for Sugarcane — knowing how to apply fertilizer matters as much as knowing how much.

What is the correct way to flood DAP for Sugarcane?
Dissolve the DAP with a DAP solvent in a drum so it fully dissolves. Do NOT open the drum valve at the start of irrigation — wait until the water has covered about 25% of the plot (roughly 1–1.5 kanal in). Then open the valve. Close the drum valve about 10 minutes before you stop the water, so the last flow of water carries the dissolved fertilizer evenly to the far end of the field.
Should urea be flooded with irrigation water, or broadcast afterwards?
Do NOT flood urea. Flooding loses 40–50% of nitrogen through leaching (deep percolation) and denitrification (lost as gas). Instead, broadcast (chhatta) the urea 1–3 days after irrigation, when the soil is moist (tar-wattar condition). This gives 30%+ better absorption than flooding.
How can I distribute fertilizer evenly across the field?
Open the fertilizer drum valve only after irrigation water has already entered 1–1.5 kanal — opening it too early empties the drum before the far end is reached. If the field is not laser-leveled, divide one acre into 2–4 plots (kyare): 2 plots for heavy clay soils, 3–4 for loam, and fertigate each plot separately. Keep checking both the field and the drum during irrigation until you get a feel for the timing.
When should phosphorus and potash be applied?
Phosphorus (P₂O₅) and potash (K₂O) are best applied at sowing as a basal dose, placed in the seedbed. If you missed it at sowing, dissolve the fertilizer (use a DAP solvent for DAP) and flood it at the first or second irrigation — flooding is far more effective than broadcasting for phosphorus and potash at that stage.

Condições de cultivo

Solo
Deep, rich loam; heavy feeder — high organic matter helps.
Água
High requirement; critical during tillering and grand growth.
Estação de cultivo
Plant February – March (spring) or September (autumn).
Regiões adequadas
Punjab PK / UP India

Estágios de crescimento e adubação

1

Basal · At planting

Full phosphorus + potassium + part nitrogen in furrows.

2

Tillering · ~90 days

Nitrogen top-dressing.

3

Grand growth · ~180 days

Final nitrogen split; no late nitrogen (reduces sugar recovery).

Fique atento a

Sugarcane borerRed rotWhip smutWaterlogging

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Fertilizantes relacionados

UreaDAPMOP

Opções de fertilizantes orgânicos

Esterco de curral bem curtido, composto ou vermicomposto podem ser usados como condicionador de solo de base para Sugarcane — eles constroem a estrutura do solo e liberam nutrientes lentamente ao longo da safra. Como o teor de nutrientes orgânicos varia conforme a fonte, complete a necessidade precisa de nutrientes com fertilizante mineral calculado para sua cultura e região.

Não existe nenhuma dose orgânica verificada específica para esta cultura – a orientação acima é uma prática geral, não uma recomendação medida. Faça com que seu material seja testado em laboratório para um planejamento preciso.

Explore fertilizantes orgânicos →

Referências

  • Provincial agriculture departments / research institutes. IAC Boletim 100 / Sugar Research Australia (Ahmed research 2026-10-14) — Punjab PK / UP India

Última revisão: 2026-10-01