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Studies On Antisepitic Effect Of Aromabiotic And Its Animals Performance

Posted on:2009-01-20Degree:MasterType:Thesis
Country:ChinaCandidate:J X GuoFull Text:PDF
GTID:2143360272995487Subject:Veterinarians
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Adding antibiotics additives in feed is an important method for Preventing diseases, Promoting animal Production ability, increasing breeder's benefit in animal husbandry production. However, long time using of antibiotic additives might result in drug resistance to many germs specially to disease germ , and medicine residue in animal product as well, which would result in seriously affecting animal and People health. For such reasons, using of antibiotic additives are strictly limited in many countries. Many research works have been Performed for suitable substitute for antibiotics, and"green, additives are developed, which can Prevent diseases, Promote growth and reduce Pernicious after effect, have no medical residue and resistance. Now we developed Chinese herbal medicine additives , oligosaccharide, enzyme, probiotics, small bioactive Peptide, sour agent, saccharide, small bioactive Peptide , combinate green additive, including aromabiotic. In this study we assess aromabiotic's disposition by its bacteriostasis and performance measure of chicken. The result as:1. The result of in vitro antibacterial experiment indicate: The active component of aromabiotic have bacteriostasis effect to five various pathogenic bacteria. The diameter of bacteriostatic ring to E. coli, Salmonella, Staphylococcus aureus, streptoc, Pasteurella is 19.18±0.42, 18.53±0.16, 13.46±0.63, 12.84±0.18, 11.47±0.54mm;MIC is 0.063mg/ml, 0.125mg/ml, 0.125mg/ml, 0.25mg/ml, 0.5mg/ml.Compared with the antibacterial activity aromabiotic have stronger bacteriostatic than antibiotic, acerbity, antibiotic growth promoters.2. The result of clinical curative effect showed: Aromabiotic's curative effect statistics to 216 pigs revealed that 0.37% aromabiotic groups's fatality rate is 6.7%, 0.02% aureomycin groups's is 7.3%; 0.37% aromabiotic groups's effectiveness rate is 93.3%, 0.02% aureomycin groups's is 92.7%; 0.37% aromabiotic groups's cure rate is 91.1%,0.02% aureomycin groups's is 85.4%. In all, the effective of aromabiotic is little better than aureomycin. 3. The result of aromabiotic's performance measure of chicken: select With leases out shell on 1st the age chickes divided them into two groups , in the same raising condition and environment ,there are wide difference between aromabiotic group and control group. The result show that average body weight of 21st age chicken aromabiotic group is increased 3.45%(P<0.05) than control group; body weight of 42rd age chicken aromabiotic group is increased 6.63%(P<0.05) than control group; average body weight of 1 to 21st age chicken aromabiotic group is increased 3.64%(P<0.05) than control group average body weight of 22 to 42rd age chicken aromabiotic group is increased 8.66% (P<0.05) than control group; From the overall situation, add aromabiotic the average body weight is increased 6.77%.Every stages of daily foraging ,1 to 21st age chicken of aromabiotic group is decreased 5.49%(P<0.05); 22 to 42rd age chicken of aromabiotic group is decreased 1.89%(P<0.05); 1 to 42rd age chicken of aromabiotic group is decreased 2.93%.1st age chicken of aromabiotic group 3.77% lower in feed conversion, difference is not remarkable; 22 to 42rd age chicken of aromabiotic group 9.75% lower in feed conversion, difference is remarkable(P<0.05); 1 to 42rd age chicken of aromabiotic group 9.18% lower in feed conversion, difference is remarkable(P<0.05).In this study, aromabiotic as natural antibacterial presses the growth medicinal preparation has great effect, its provide the scientific theory basis to animal production industry.
Keywords/Search Tags:aromabiotic, in vitro antibacterial, clinical curative effect, performance
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