Estimate crop irrigation water requirements using evapotranspiration (ET) data, crop coefficient (Kc), and effective rainfall to schedule efficient irrigation.
| Constant | Symbol | Value |
|---|---|---|
| Speed of light | c | 2.99792458×10⁸ |
| Planck's constant | h | 6.62607015×10⁻³‴ |
| Boltzmann constant | kʙ | 1.380649×10⁻²³ |
| Avogadro's number | Nₐ | 6.02214076×10²³ |
| Gravitational constant | G | 6.6743×10⁻¹¹ |
| Gas constant | R | 8.31446 |
| Elementary charge | e | 1.602176634×10⁻¹⁹ |
| Electron mass | mₑ | 9.1093837015×10⁻³¹ |
| Proton mass | mₚ | 1.67262192369×10⁻²⁷ |
| Fine-structure constant | α | 7.2973525693×10⁻³ |
Estimate crop irrigation water requirements using evapotranspiration (ET) data, crop coefficient (Kc), and effective rainfall to schedule efficient irrigation
Each component has a specific meaning:
Note: Interpret the irrigation et requirement result against the clinical thresholds and context described above.
Enter the evapotranspiration data, crop coefficient, effective rainfall for the patient or scenario you are assessing. Estimate crop irrigation water requirements using evapotranspiration (ET) data, crop coefficient (Kc), and effective rainfall to schedule efficient irrigation. Use the irrigation et requirement result to inform your clinical assessment.