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Table 1 Occurrence of mycotoxins in feed ingredients and complete swine feeds 1,2

From: Occurrence of mycotoxins in feed ingredients and complete feeds obtained from the Beijing region of China

Item Total samples, n Average contents Content range Detection rates, % Percentage of samples over the maximum limits, %1,2
AFB, ppb DON, ppm ZEA, ppb OTA, ppb AFB1, ppb DON, ppm ZEA,ppb OTA,ppb AFB1 DON ZEA OTA AFB1 DON ZEA OTA
Corn 14 5.98 1.01 109 22 <LOQ-58.9 <LOQ-2.13 6.25-321 <LOQ-136 50 93 100 93 7 57 0 7
Bran 13 0.25 0.44 159 8 <LOQ-1.1 <LOQ-0.89 <LOQ-44.4 <LOQ-36 46 92 100 77 0 0 0 0
Soybean meal 11 1 0.05 9 11 <LOQ-10.7 <LOQ-0.21 <LOQ-35.4 <LOQ-42 36 54 54 64 0 0 0 0
DDGS 17 9.83 1.36 883 23 <LOQ-64.1 0.85-1.72 48.89-2958 1.79-89 94 100 100 100 6 88 41 0
Creep feed 7 0.54 0.28 39 5 <LOQ-3.7 <LOQ-0.53 4.7-107 <LOQ -22 57 86 100 100 0 0 0 0
Starter feed 14 0.51 0.85 54 16 0.1-3.9 0.16-2.31 <LOQ-115 <LOQ-84 71 100 100 86 0 14 0 0
Grower feed 14 0.31 0.62 67 12 <LOQ-3.9 0.12-1.14 7.59-132 <LOQ-94 57 100 100 86 0 14 0 0
Grower-finisher feed 18 4.33 0.58 59 13 <LOQ-38.3 <LOQ-1.44 7.1-150 <LOQ-92 67 94 100 94 11 22 0 0
Gestating sow feed 10 0.25 0.82 63 48 <LOQ-1.64 0.13-1.45 9.2-149 <LOQ-212 70 100 100 90 0 10 0 20
Lactation sow feed 13 9.55 0.62 76 15 <LOQ-41.0 0.07-1.52 7.4-231 1.67-92 69 100 100 100 23 23 0 0
Total 76 2.89 0.65 59 18 <LOQ-41.0 <LOQ-2.31 <LOQ-232 <LOQ-212 70 97 100 92 7 14 0 3
  1. 1 Samples exceeding regulatory limits of four mycotoxins: higher than the maximum limits set by the Chinese regulation (Table 2).
  2. 2 Maximum limit of mycotoxins in other feed ingredients is in accordance with the regulations on mycotoxins in corn.