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nutrient test strip

Catalogue: GRDC Updates
Soil testing can be used to assess the likely nutrient constraints, but soil testing and soil test interpretation is not a precise science... To summarise a number of trial results, some sites had consistent increases in crop growth for crop-after-crop; others were more hit-and-miss... Nutrient rates used are 40 kg P (MAP or a fluid source), 200 kg K (SOP or MOP), and 40-80 kg S (SOA or ATS), with the high application rates designed to allow impacts to be followed through an extended crop rotation...
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