Анализ возможности минимизации воздействия кормовых микотоксинов на птицу с помощью сложных эфиров кремния
Table 1 - Zootechnical parameters of broiler chickens growing at inclusion of two varieties of "Preparat" in clean and mycotoxin-contaminated mixed fodders
Indicators | Composite feed with "Preparat" 40 g/t without mycotoxins | Fodder with mycotoxins and "Preparat" (5-6 groups 40 g/t, 7-8 groups 60 g/t) | ||||||
1 (C) | 2 (D1) | 3 (D2) | 4 (C) | 5 (D1) | 6 (D2) | 7 (D1) | 8 (D2) | |
Safety during the growing period, % | 96,7±3,3 | 100,0±0,0 | 96,7±3,3 | 76,7±7,73 | 80,0±7,32 | 86,7±6,2 | 83,3±6,81 | 90,0±5,5 |
Live weight of 3-week-old chicks, g | 832,8±32,2 | 843,7±29,8 | 853,9±31,2 | 690,0±36,74 | 704,9±35,13 | 743,4±40,21 | 722,1±30,73 | 761,2±37,1 |
Live weight of 5-week-old hens, g | 1658,3±53,9 | 1680,0±44,2 | 1738,0±48,2 | 1396,8±52,84 | 1474,8±33,44 | 1517,2±52,31 | 1515,2±60,11 | 1581,6±42,61 |
Live weight of 5-week-old cockerels, g | 1791,9±65,1 | 1818,0±51,9 | 1896,1±48,2 | 1525,4±61,24 | 1596,7±91,31 | 1660,0±48,21 | 1618,1±63,01 | 1706,5±72,91 |
Average live weight (50%♀+50%♂), g | 1725,1±59,5 | 1749,0±48,1 | 1817,0±48,2 | 1461,1±57,04 | 1535,8±62,42 | 1588,1±50,311 | 1566,7±61,61 | 1644,0±57,82 |
here and further, upper and lower indices 1...5 denote thresholds of reliability for P ≤ 0.10 ... P ≤ 0.001, upper indices - in comparison with the individual control in each experiment, lower indices – in comparison with the 1st control group