Research Article

Temporal Downscaling of Crop Coefficient and Crop Water Requirement from Growing Stage to Substage Scales

Table 2

Disaggregation methods for crop coefficient ( 𝐾 𝑐 ) and crop evapotranspiration ( 𝐸 𝑇 𝑐 ).

No.Disaggregation methodInputOutput

1Interpolation of crop evapotranspiration with the linear assumption E T 𝑐 in growing stages E T 𝑐 in substages
2Interpolation of crop coefficient with the linear assumption 𝐾 𝑐 in growing stages and ET0 in substages E T 𝑐 and 𝐾 𝑐 in substages
3Interpolation of accumulated crop and reference evapotranspiration E T 𝑐 and E T 0 in growing stages and E T 0 in substages E T 𝑐 and 𝐾 𝑐 in substages