Dit Link bestaat niet in uw taal, Bekijk in: English (en),
Of gebruik Google Translate:  

answers.practicalaction.org/our-resou...essing-1-2

New technologies have enabled agricultural products to be turned into a wide range of food commodities. These activities can enable food to have a longer shelf-life and can provide income generation opportunities to support the millions of poor families who can no longer make a living from the land alone or those who have no land to farm.