Mycotoxin Survey in US corn: August 2019 update

Our August update from the annual Biomin® PROcheck mycotoxin survey in corn harvested in 2018 includes 691 samples from 32 states. Of the sample pool 67% are corn samples (466 samples), 21% are corn silage (146 samples), and 11% are corn by-product (79). Of the total sample pool 97% tested positive for at least one mycotoxin vs. 91% in 2017, while 74% of samples had more than one mycotoxin compared to 47% in 2017. Below we discuss trends of each of these feed ingredients regarding mycotoxin prevalence and contamination levels. 

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