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4kg Phosphate fertilizer 11% P (Dolophos)

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4kg Phosphate fertilizer 11% P (Dolophos)

Availability: In stock

Granulated Rock Phosphate DOLOPHOS (11% P / Phosphorus).  Approved for use in organic farming.  More details below.

4kg bag   -  enough for approx 125 m2



DOLOPHOS P 11 is a granular mineral based product that provides slow release Phosphate throughout the growing season for use in Horticulture, Tillage and Grassland.  It also contains important secondary nutrients including 30% Calcium, 2% Magnesium (MgCO3). also Manganese, Zinc, Copper and Molybdenum.

Phosphate is vital for root growth and plant establishment.  Due to the gradual release High P matches crop uptake.

Symptoms of Phosphorus deficiency
- poor growth and root development
- leaves that turn blue/green and become stiff
- fruits small and acid tasting
- poor yield of fruit
Phosphorus deficiency may be confused with nitrogen deficiency.
Particularly susceptible are Carrots, Lettuce, Spinach, Apples, Currants and Gooseberries.

Application rate
Maintenance application appr. 2 - 3kg DOLOPHOS P 11 /100m2.
Tillage 200-400kg/ha
Grassland 200-300kg/ha
Higher application rates depend on the scale of the deficiency which can be determined by a soil test.

DOLOPHOS P 11 7% is soluble in a 2% formic acid solution

Approved for use on organic holdings subject to approval from your certification body.

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