Differentiate the various methods of fertilizer application placement. Which one is the most efficient fertilizer placement? Why?
Determine the amount of complete fertilizer (14-14-14), urea (46-0-0), and ordinary superphosphate (0-20-0) needed in a 2-hectare corn field having a fertilizer recommendation of 90-60-30 kg N, P2O5, K2O/ha:
If the farmer applied 3 bags of urea (46-0-0), 2 bags of solophos (0-18-0), and 1 bag of muriate of potash (0-0-60) at 50 kg per bag to his 10,000 square meters corn field, how much N, P2O5, K2O/ha did he apply?
The fertilizer materials available are complete (14-14-14), ammonium phosphate (16-20-0), urea (46-0-0), solophos (0-18-0), and muriate of potash (0-0-60). Find the most economical combination to satisfy the recommended rate of 120-90-60 kg/ha. The price per bag of fertilizer materials are as follows:
Fertilizer materials: Complete (14-14-14), Ammonium phosphate (16-20-0), Urea (46-0-0), Solophos (0-18-0), Muriate of potash (0-0-60)
Price (PHP) per bag: 1,200.00, 1,000.00, 1,300.00, 900.00, 1,100.00