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Posúdenie ekologického chovu oviec podľa typu výživy
Žišková, Katarína
In this thesis was the biggest focus on nutrition in rearing lambs after very early weaning on particular existing ecologic farm in the Spiš region on Slovakia. This thesis was focused on assessing the difference and suitability between two organic granular compound feed (starter), which were made to order. Feeding mixtures consisted of a different representation of the same components, where the experimental feed had higher nitrogen substances (NL). To confirm this difference was conducted chemical analysis. In that year 80 lambs were weighed, and they were divided into two groups since 06.02.2014 to 23.05.2014. The average age of lambs after attempt was 104 days. The measured values were subjected to statistical evaluation of weight, weight gain and daily gain during the test, weighing and period of weaning from milk. Lambs achieved during the test total increase of weight gain in the experimental group 17.9 +- 0.252 kg and 20.75 +- 0.775. Average daily weight gain by the end of the experiment was 0.17 kg in the experimental group and 0.202 kg in the control. Their growth (y) was expressed by two regression equations for test y = - 0.0002x2 + 0.1923x + 2.6564 (R2 = 0.998) and control group y = - 0.00012x2 + 0.2139x + 2.5567 (R2 = 0.999). Our results show demonstrable differences between lambs fed with different feed mixture. In the control group EKO BK3 with the original compound feed had lambs all results better than the experimental group ECO START OVIS, despite the higher content of nitrogen substances in compound feed.

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4 Žišková, Kristína
4 Žišková, Kristýna
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