Liquid application rate.
Quarts per Square foot to Gallons per Square Kilometer Converter — qt/ft2 to gal/km2
Convert Quart per Square foot (qt/ft2) to Gallon per Square Kilometer (gal/km2) using the exact conversion factor (1 quart per square foot = 2,690,977.604 gallon per square kilometer). See the formula, worked examples, and conversion table.
Quarts per Square foot to Gallons per Square Kilometer converter
Converter
Agriculture Converter
Convert acres, hectares, yield, seed, fertilizer, irrigation, and application-rate units.
Context values
Some unit families need one extra value for a physically accurate result.
Liquid application rate.
Result = input x 0.01018645833 / 3.78541178e-9.
Liquid Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Quarts per Square foot to Gallons per Square Kilometer
Quart per Square foot and Gallon per Square Kilometer both measure a farming-related quantity — a land area or an application/yield rate per unit area — used to report crop yields, calculate how much fertilizer or seed a field needs, and plan irrigation. Both are liquid application rate units.
Formula
gallons per square kilometer = quarts per square foot × 2690977.60418
This factor comes from each unit's defined relationship to the category's base unit: 1 quart per square foot equals 0.0101864583333 base units, and 1 gallon per square kilometer equals 3.785412e-9 base units, so dividing one by the other gives the direct quart per square foot-to-gallon per square kilometer factor of 2690977.60418.
Simple example
1 qt/ft2 × 2690977.604 = 2,690,977.604 gal/km2
1 quart per square foot = 2,690,977.604 gallons per square kilometer.
Real-world example
100 qt/ft2 × 2690977.604 = 269,097,760.4 gal/km2
100 quarts per square foot = 269,097,760.4 gallons per square kilometer.
Conversion table
| Quart per Square foot (qt/ft2) | Gallon per Square Kilometer (gal/km2) |
|---|---|
| 1 qt/ft2 | 2,690,977.604 gal/km2 |
| 5 qt/ft2 | 13,454,888.02 gal/km2 |
| 10 qt/ft2 | 26,909,776.04 gal/km2 |
| 50 qt/ft2 | 134,548,880.2 gal/km2 |
| 100 qt/ft2 | 269,097,760.4 gal/km2 |
| 500 qt/ft2 | 1,345,488,802 gal/km2 |
Reverse conversion: Gallon per Square Kilometer to Quart per Square foot
1 gal/km2 × 3.716122e-7 = 3.716122e-7 qt/ft2
1 gallon per square kilometer = 3.716122e-7 quarts per square foot.
quarts per square foot = gallons per square kilometer × 3.716122e-7
For a page dedicated to this direction, see Gallon per Square Kilometer to Quart per Square foot.
Understanding the Quart per Square foot (qt/ft2)
Liquid application rate.
Understanding the Gallon per Square Kilometer (gal/km2)
Liquid application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many gallons per square kilometer are in 1 quart per square foot?
1 quart per square foot equals 2,690,977.604 gallons per square kilometer, using the exact defined conversion factor rather than an estimate.
How do I convert quart per square foot to gallon per square kilometer?
Multiply the quart per square foot value by 2690977.604. The converter above does this instantly to whatever precision you set.
How do I convert gallon per square kilometer back to quart per square foot?
Use the reverse factor: 1 gallon per square kilometer equals 3.716122e-7 quarts per square foot. You can also use the swap control in the converter above to flip the direction instantly.
What is a quart per square foot?
Quart per Square foot (qt/ft2) is a unit of agriculture.
What is a gallon per square kilometer?
Gallon per Square Kilometer (gal/km2) is a unit of agriculture.
Is the quart per square foot to gallon per square kilometer conversion exact?
Yes. Both quart per square foot and gallon per square kilometer are defined by fixed standards rather than physical artifacts, so the factor of 2690977.604 used above is exact to as many digits as you choose to display.
What's the difference between a yield rate and an application rate?
A yield rate describes how much of a crop is harvested per unit of land area (for example, tonnes per hectare). An application rate describes how much of an input like fertilizer or seed is applied per unit of land area. Both are commonly expressed using the same kind of mass-per-area units.