Mass application rate.
Pounds per Square Kilometer to Short tons per Square foot Converter — lb/km2 to ton/ft2
Convert Pound per Square Kilometer (lb/km2) to Short ton per Square foot (ton/ft2) using the exact conversion factor (1 pound per square kilometer = 4.645152e-11 short ton per square foot). See the formula, worked examples, and conversion table.
Pounds per Square Kilometer to Short tons per Square foot 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.
Mass application rate.
Result = input x 4.5359237e-7 / 9764.855273.
Mass Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Square Kilometer to Short tons per Square foot
Pound per Square Kilometer and Short ton per Square foot 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 mass application rate units.
Formula
short tons per square foot = pounds per square kilometer × 4.645152e-11
This factor comes from each unit's defined relationship to the category's base unit: 1 pound per square kilometer equals 4.535924e-7 base units, and 1 short ton per square foot equals 9764.85527277 base units, so dividing one by the other gives the direct pound per square kilometer-to-short ton per square foot factor of 4.645152e-11.
Simple example
1 lb/km2 × 4.645152e-11 = 4.645152e-11 ton/ft2
1 pound per square kilometer = 4.645152e-11 short tons per square foot.
Real-world example
100 lb/km2 × 4.645152e-11 = 4.645152e-9 ton/ft2
100 pounds per square kilometer = 4.645152e-9 short tons per square foot.
Conversion table
| Pound per Square Kilometer (lb/km2) | Short ton per Square foot (ton/ft2) |
|---|---|
| 1 lb/km2 | 4.645152e-11 ton/ft2 |
| 5 lb/km2 | 2.322576e-10 ton/ft2 |
| 10 lb/km2 | 4.645152e-10 ton/ft2 |
| 50 lb/km2 | 2.322576e-9 ton/ft2 |
| 100 lb/km2 | 4.645152e-9 ton/ft2 |
| 500 lb/km2 | 2.322576e-8 ton/ft2 |
Reverse conversion: Short ton per Square foot to Pound per Square Kilometer
4.645152e-11 ton/ft2 × 21527820830 = 1 lb/km2
4.645152e-11 short tons per square foot = 1 pounds per square kilometer.
pounds per square kilometer = short tons per square foot × 21527820833.4
For a page dedicated to this direction, see Short ton per Square foot to Pound per Square Kilometer.
Understanding the Pound per Square Kilometer (lb/km2)
Mass application rate.
Understanding the Short ton per Square foot (ton/ft2)
Mass application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many short tons per square foot are in 1 pound per square kilometer?
1 pound per square kilometer equals 4.645152e-11 short tons per square foot, using the exact defined conversion factor rather than an estimate.
How do I convert pound per square kilometer to short ton per square foot?
Multiply the pound per square kilometer value by 4.645152e-11. The converter above does this instantly to whatever precision you set.
How do I convert short ton per square foot back to pound per square kilometer?
Use the reverse factor: 1 short ton per square foot equals 21,527,820,830 pounds per square kilometer. You can also use the swap control in the converter above to flip the direction instantly.
What is a pound per square kilometer?
Pound per Square Kilometer (lb/km2) is a unit of agriculture.
What is a short ton per square foot?
Short ton per Square foot (ton/ft2) is a unit of agriculture.
Is the pound per square kilometer to short ton per square foot conversion exact?
Yes. Both pound per square kilometer and short ton per square foot are defined by fixed standards rather than physical artifacts, so the factor of 4.645152e-11 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.