The nutrient recommendation for Soybean is 20:30:10 kg NPK/ha. The quantity of straight fertilizers to get the above dose is worked out for a cent.
The fertilizers dose needed is 174 gram urea, 666 gram rock phosphate and 67 gram Muriate of Potash respectively for a cent. The fertilizers have to be applied as basal dose.
Lime or dolomite @ 1-3 kg per cent has to be applied in acid soils two weeks ahead of fertilizer application. Organic manure @ 12 kg/cent is recommended at planting time.
To get the details for an acre you need to multiply the values with 100.