For decades, Sri Lanka's farmers have been integral to the powerful Rajapaksa clan's political success. But the country's agriculture sector was hit hard by a ban on agrochemicals imposed last year as the government introduced an ambitious plan to make Sri Lanka the world's first nation to rely solely on organic farming. As a result, crops suffered and so did incomes -- with farmers now joining protests amid a dire economic crisis to call for the Rajapaksas to go. IMAGES AND SOUNDBITES