Roberts L, Lawson G H, Rowland A C, Laing A H
Vet Rec. 1979 Apr 21;104(16):366-8. doi: 10.1136/vr.104.16.366.
The weight gains of pigs in a hysterectomy-derived herd were evaluated using the cumulative sum technique. Representative animals growing poorly were selected by this method and a high proportion were found to be affected with porcine intestinal adenomatosis. Some possible effects of the condition on production in the herd were evaluated from these findings.
采用累积和技术评估了子宫切除衍生猪群中猪的体重增加情况。通过这种方法挑选出生长不良的代表性动物，发现其中很大一部分患有猪肠道腺瘤病。根据这些发现评估了该病对猪群生产的一些可能影响。
