PUERTO RICO CROP WATER USE CALCULATOR – VERSION 1

The crop coefficient (Kc) accounts for the effects of characteristics that distinguish the field crop from the grass reference crop (Allen et al., 1998). The reference evapotranspiration is defined as the evapotranspiration from an extended surface of 0.08 to 0.15 m tall, green grass cover of uniform height, actively growing, completely shading ... ................
................