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Registrationeffect Of Convert Feeder On The Growth And Health Of Weaned Piglets

Posted on:2013-02-19Degree:MasterType:Thesis
Country:ChinaCandidate:X F ShiFull Text:PDF
GTID:2283330482470418Subject:Prevention of Veterinary Medicine
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Since the 21st century, China’s pig industry has been rapid development, have established a large-scale intensive piglet breeding base, and the arrival of the 2008 Olympic Games, making the pig industry has entered a new period of development. With the rapid development of intensive piglet breeding base, scientific pig has become a popular trend, an increasing demand for its science and technology. Therefore, a reasonable breeding efforts to improve productivity and reduce mortality has become the pig farming industry providing the market with a sufficient number of reliable quality and safe meat products and to ensure that the key to economic and social benefits. For these reasons, in order to ensure the quality of the pig, we explore the application of the conversion feeders on growth and health, and Meishan pigs and Yorkshire pigs weaned piglets group 10 litters in the summer and early spring, when each species were divided into two groups, n= 5 litters were taken with or without conversion feeders conservation production test. Conversion feeder on the growth performance of weaned to conversion feeder swine fever antibodies in the serum of weaned piglets, and to convert feeder weaned pig manure samples Fecal flora. The main conclusions are as follows:1A conversion feeder on the growth performanceSelect the Meishan pigs and Yorkshire pigs weaned piglets group of 10 nest in the summer and early spring, when each species were divided into two groups, n= 5 litters, respectively, taken with or without conversion feeders to explore not at the rearing methods and different populations of weaning piglet growth performance. The test results show that the conversion feeders liquid diet group (test group) pigs at the head of the whole experimental period, weight gain, head and average daily gain, feed efficiency, the unit weight of feed costs, diarrhea rates, etc. than dry material feeding group (control group) pigs, indicating that the growth of the experimental group of pigs than the control group of pigs.2 Two converted feeder swine fever antibodies in the serum of weaned pigletsELIS A for detection of classical swine fever antibodies in the serum of weaned piglets, we can see from the test results, regardless of race or how to apply "the conversion feeder fed the experimental group weaned piglets swine fever antibodies was significantly higher than in accordance with the field where original feed feeding system for feeding the control group weaned piglets, and the difference with statistical significance. Illustrate the application conversion feeder reasonable fed weaned piglets can effectively improve the classical swine fever antibody positive rates in weaned piglets. At the same time, test results show that Yorkshire piglets weaned piglets swine fever antibody positive rate was significantly higher than Meishan piglets, which explains the different kinds of classical swine fever antibody positive rates, and the difference was significant.3 Conversion feeding weaned pig manure samples Fecal floraDGGE analysis showed that the weaned pig manure samples, Meishan and Large White pig manure samples flora in the cluster is divided into two nest from the Meishan experimental group using pig manure samples flora dendrogram classified as a nest, large white control group of pig manure samples flora clustering classified as a nest. Meishan control group and the large white experimental group using the pig manure samples the high similarity. Used in the experiment using pig manure samples flora overall similarity higher than 80%.
Keywords/Search Tags:weaning piglets, conversion feeders, feeding method, feeding trials
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