… The yield response factor (ky) indicates the reduction in crop yield as a function of
evapotranspiration and can be an important tool for yield forecasting and irrigation
management. The objective of this study was to determine the yield response factor (ky) of
silage maize under different irrigation levels in the arid and semi-arid regions of Varamin,
Iran. Actual crop evapotranspiration was determined by monitoring soil water content in the
root zone of the plants. After harvest, the biological …