In this present work, data over 25 years has been considered to cover
the economic life span of oil palm for the evaluation of WF. The plantation
assessments made during 25 years of oil palm in clude soil preparation,
cultivation, a nursery period of 3 years, and harvesting for 22 years.
During the soil preparation, cultivation, and nursery periods water was
used but there were no products. During the harvesting, water was used
and the fresh fruit bunches (FFBs)made up the output.