Mass application rate.
Pounds per Square Kilometer to Pounds per Square foot Converter — lb/km2 to lb/ft2
Convert Pound per Square Kilometer (lb/km2) to Pound per Square foot (lb/ft2) using the exact conversion factor (1 pound per square kilometer = 9.290304e-8 pound per square foot). See the formula, worked examples, and conversion table.
Pounds per Square Kilometer to Pounds 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 / 4.882427636.
Mass Application Rate units are compatible.
Reserved above the conversion cards and below the converter.
About Converting Pounds per Square Kilometer to Pounds per Square foot
Pound per Square Kilometer and Pound 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
pounds per square foot = pounds per square kilometer × 9.290304e-8
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 pound per square foot equals 4.88242763638 base units, so dividing one by the other gives the direct pound per square kilometer-to-pound per square foot factor of 9.290304e-8.
Simple example
1 lb/km2 × 9.290304e-8 = 9.290304e-8 lb/ft2
1 pound per square kilometer = 9.290304e-8 pounds per square foot.
Real-world example
100 lb/km2 × 9.290304e-8 = 0.0000092903 lb/ft2
100 pounds per square kilometer = 0.0000092903 pounds per square foot.
Conversion table
| Pound per Square Kilometer (lb/km2) | Pound per Square foot (lb/ft2) |
|---|---|
| 1 lb/km2 | 9.290304e-8 lb/ft2 |
| 5 lb/km2 | 4.645152e-7 lb/ft2 |
| 10 lb/km2 | 9.290304e-7 lb/ft2 |
| 50 lb/km2 | 0.0000046452 lb/ft2 |
| 100 lb/km2 | 0.0000092903 lb/ft2 |
| 500 lb/km2 | 0.0000464515 lb/ft2 |
Reverse conversion: Pound per Square foot to Pound per Square Kilometer
9.290304e-8 lb/ft2 × 10763910.42 = 1 lb/km2
9.290304e-8 pounds per square foot = 1 pounds per square kilometer.
pounds per square kilometer = pounds per square foot × 10763910.4167
For a page dedicated to this direction, see Pound per Square foot to Pound per Square Kilometer.
Understanding the Pound per Square Kilometer (lb/km2)
Mass application rate.
Understanding the Pound per Square foot (lb/ft2)
Mass application rate.
Reserved between the cards and the FAQ so the page stays balanced.
Frequently asked questions
How many pounds per square foot are in 1 pound per square kilometer?
1 pound per square kilometer equals 9.290304e-8 pounds per square foot, using the exact defined conversion factor rather than an estimate.
How do I convert pound per square kilometer to pound per square foot?
Multiply the pound per square kilometer value by 9.290304e-8. The converter above does this instantly to whatever precision you set.
How do I convert pound per square foot back to pound per square kilometer?
Use the reverse factor: 1 pound per square foot equals 10,763,910.42 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 pound per square foot?
Pound per Square foot (lb/ft2) is a unit of agriculture.
Is the pound per square kilometer to pound per square foot conversion exact?
Yes. Both pound per square kilometer and pound per square foot are defined by fixed standards rather than physical artifacts, so the factor of 9.290304e-8 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.