Determining Rates for Row Spacing Not In Rate Charts
Use the following formulas to determine correct dry fertilizer application rates for row spacings not in rate charts:
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38 cm (15 in.) rows = 2 x rate in kg/hectare (lb/acre) chart for 76 cm (30 in.) rows
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46 cm (18 in.) rows = 2 x rate in kg/hectare (lb/acre) chart for 91 cm (36 in.) rows
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48 cm (19 in.) rows = 2 x rate in kg/hectare (lb/acre) chart for 97 cm (38 in.) rows
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51 cm (20 in.) rows = 2 x rate in kg/hectare (lb/acre) chart for 102 cm (40 in.) rows
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102 cm (40 in.) rows = 0.75 x rate in kg/hectare (lb/acre) chart for 76 cm (30 in.) rows
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