TY  - SER
AU  - Allen, Richard G.
TI  - Crop evapotranspiration: Guidelines for computing crop water requirements / Richard G. Allen et all
SN  - 9251042195
SN  - 0254-5284
PY  - 1998///
CY  - Rome: FAO.
KW  - IRRIGATION
KW  - Crop water requirement
ER  -