rownames,inorg,organic,plant 1,0.4,53,64 2,0.4,23,60 3,3.1,19,71 4,0.6,34,61 5,4.7,24,54 6,1.7,65,77 7,9.4,44,81 8,10.1,31,93 9,11.6,29,93 10,12.6,58,51 11,10.9,37,76 12,23.1,46,96 13,23.1,50,77 14,21.6,44,93 15,23.1,56,95 16,1.9,36,54 17,26.8,58,168 18,29.9,51,99