These guidelines are intended to assist countries in understanding the agronomic parameters involved in the computation of the agricultural component of the Sus

For nearly a century, scientific advances have fueled progress in U.S. agriculture to enable American producers to deliver safe and abundant food domestically a

People use lots of water for drinking, cooking and washing, but significantly more for producing things such as food, paper and cotton clothes. The water footpr

Calculation of crop evapotranspiration; Selection of crop coeficient; Calculation of field irrigation requirements.