The mass of 36-6-18 fertilizer fertilizer required is 536 lb.
The mass of nitrogen fertilizer required for the acre of land is determined as follows:
Percentage of Nitrogen in the fertilizer = 36% by weight of the fertilizer.
Mass of Nitrogen required per acre = 193 lbs
Mass of fertilizer required = 193 * 100/36
Mass of fertilizer required = 536 lb of fertilizer.
In conclusion, the amount of fertilizer required is determined from the percent of nitrogen in the fertilizer.
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