The nutrient recommendation for Marigold is 225:60:60 kg NPK/ha. The quantity of straight fertilizers to get the above dose is worked out for a cent.
The fertilizers dose needed is 1953 gram urea, 1332 gram rock phosphate and 400 gram Muriate of Potash respectively for a cent. The fertilizers have to be applied in split doses.
The first dose has to be applied at the time of planting. The urea, rock phosphate, Muriate of Potash needed at this time is 976 gram, 1332 gram, 400 gram respectively for a cent.
The second dose has to apply in 20-45 days after planting and the dosage is 977 gram urea for a cent.
Lime or dolomite has to be applied in acid soils two weeks ahead of fertilizer application. Organic manure @ 80 kg/cent is recommended at planting time.
To get the details for an acre you need to multiply the values with 100.