Skip to the page content area.

Newsletter 137. Articles about the 16TH Tac Meeting; Gis (Geographic Information Systems); Marketing Improvements to Help Asian Farmers Survive Trade Liberalization

2002-09-01

Table of Contents

Rice field (right) beside a  GIS map (left) of the rice field. The GIS map shows the ratio between phosphate and potassium in the soil. What looks like a uniform rice field in fact contains quite different levels of phosphate and potassium.

Rice field (right) beside a GIS map (left) of the rice field. The GIS map shows the ratio between phosphate and potassium in the soil. What looks like a uniform rice field in fact contains quite different levels of phosphate and potassium.

Download the PDF. of this document, 582,686 bytes (569 KB).