| natural occurrence of fumonisins b1 and b2 in corn in four provinces of china. | fumonisin b1 (fb1) and fumonisin b2 (fb2) are the most abundant fumonisins (fbs) occurring worldwide in maize, infected mainly by fusarium verticillioides and f. proliferatum. a total of 307 corn kernel samples were collected from 45 districts of gansu, shandong, ningxia and the inner mongolia provinces of the north and northwest china. the samples were analysed for fb1 and fb2 by high-performance liquid chromatography. the fbs (fb1+ fb2) incidence rate in samples from gansu, shandong, ningxia a ... | 2013 | 24779936 |