Forum global sur la sécurité alimentaire et la nutrition (Forum FSN)

Dear all,

Fertilizers are the most important input in crop production

To determine the appropriate dose, type of fertilizer depends on proper ( plant available  nutrient concantration ) soil analysis

unfortunately,  were not developed ( selection) proper soil testing methods to different soil properties .

The method selected for a region are used for all over the different regions ecological use , thus this  fertilizer type  will not be

">economic and ecological

">For this reason,

">as a priority, appropriate soil testing methods for different soil ( and climatic ) conditions should be selected (extaraction method, availability index)