# How much fertilizer do I need for 1 acre of corn?

How much fertilizer do I need for 1 acre of corn?

## How much fertilizer do I need for 1 acre of corn?

For corn, if the fertility level is good, a small amount of fertilizer (about 100 pounds of starter per acre) will provide an adequate starter response. Do not apply more than 70 pounds of N + K2O per acre if the fertilizer is placed approximately 2 inches away from the seed.

## What is the best fertilizer ratio for corn?

Pre-planting fertilizers for corn should have NPK ratios of 1-4-0, 1-3-1, 1-3-3, or 1-1-1 to ensure they don’t contain too much nitrogen. This will ensure they develop a healthy root system and have strong stems and foliage. Corn is a heavy feeder and needs a high quantity of nitrogen to thrive once it is established.

How much nitrogen is needed for an acre of corn?

about 200 to 250 pounds nitrogen
A 200-bushel corn crop requires about 200 to 250 pounds nitrogen per acre i.e., roughly 1 to 1.25 pounds nitrogen per bushel corn harvested.

### How much fertilizer do farmers use per acre?

Usually, the amount that the report recommends is 50 lbs/acre. Or, if you’re a small grower, it will recommend (the roughly equivalent) rate of one pound of N per 1,000 square feet.

### How much NPK do I need for 200-bushel of corn?

“The recommendation for 200-bushel corn is actually 140.

How much nitrogen do you put in corn?

Corn plants use large quantities of nitrogen to grow and yield. Corn removes 1 pound of nitrogen for every bushel of grain produced, so a 250 bushel per acre yield goal requires 250 pounds of nitrogen available to be used by your growing corn plants.

## How do you calculate fertilizer per acre?

Calculate the fertilizer cost per acre. (Commercial fertilizer cost per ton ÷ acres per ton = fertilizer cost per acre.) \$190 ÷ 18.3 acres per ton = \$10.38 per acre. \$240 ÷ 13.6 = \$17.65 per acre.

How many pounds of nitrogen per acre are needed for corn?

“Since corn requires 150 to 300 lb. N/acre to produce a yield of 120 to 200 bu./acre, most of the nitrogen has to be supplied as fertilizer unless a previous legume crop has built up the soil’s nitrogen supply,” they wrote.

### How much fertilizer does it take to grow 200 bushel corn?

A 200-bushel corn crop will take up about 265 pounds of N per acre, 115 pounds of phosphorus pentoxide (P₂O₅), 265 pounds of potash (K₂O), 65 pounds of magnesium (Mg) and 33 pounds of sulfur (S).