In the tank capacity of the sprayer is 20 litres and the application rate is 500 I/ha, then butachlor 50 EC required at 1.4 kg ai//ha per spray load is will be
Butachlor 50 EC @ 1.4 kg ai/ha Spray volume = 500l/ha Tank volume = 20 l No. of spray = 50/2 = 25 Amount (kg/ha) = ai/formulation * 100 = 1.4/50 * 100 = 2.8 l = 2800ml 25 spray = 2800 ml 1 spray = 2800/25 = 112 ml
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