仔猪大肠埃希氏三价灭活菌苗预防仔猪黄白痢的效果分析

Analysis on the Effect of Prevecting Baby Pig's Yellow and White Scour with Ehrlich's Inactivated Vaccine of Three strains of Conform Bacteria

本试验采用大肠埃希氏三价灭活菌苗预防仔猪黄白痢，结果表明：初生仔猪发病率由45．4％降为19．4％（P≤0．01），死亡率由43．5％降为7．5％（P≤0．01），而且0－7日龄仔猪的发病率由31．9％降为2．7％（P≤0．01），治愈率由48．7％上升为85．7％（P≤0．01）

This article reports an experiment in preventing yellow and white scour in baby pig with Ehrlich’s inactivated vaccine of three strains of conform bacteria. In the experiment, 45 pregnant foundation saw were divided into two group (trial and control) at random. The result showed that: The disease rote of the newborn pig fell from 45. 5 % to 19. 4 % (p≤0. 01 ) and the death rate from 43. 5 % to 7. 5 % (p≤0. 01 ); The disease rate of baby pig in 0 - 7 days dropped from 31. 9 % to 2. 7% (p≤0. 01 ) and the cure rate rised from 48. 7 % to 85. 7 % (p≤0.01).