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Phosphorus Management Southern Region Fact Sheet

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KEy pointS After decades of consistent phosphorus (P) application, many soils in the southern region now have adequate P reserves... As a result of this, along with high rates of P fertiliser being regularly applied, many soils in the southern grains region now have good soil P reserves... In a situation where 12 kilograms per hectare of applied P on 15 to 18cm row spacing has been recommended, the same result may be achieved with 9kg/ha of applied P if the crop were seeded on 25 to 30cm row spacing...