(1)to quantify the ET rate
of the A. donax and C. alternifolius based on climate conditions and
the growth stage of the macrophytes,
(2)to provide an estimate of
Kc
for the tw omacrophytes during thev arious growths tages,
(3)to
determine water use efficiency (WUE) for the two macrophytes
and
(4) to determine water balance based on ETc
values found