CRD is a specific disease caused by one of the group of organisms known as pleuro pneumonia like organism (PPLO), but more closely defined is Mycoplasma; the particular organism directly associated with CRD is Mycoplasma gallisepticum with or without secondary complications.
The mortality entirely to CRD is negligible, but it is important because it predisposes the birds to infection for other disease producing organisms.
Scours are the most common health concern of piglets, and understanding the factors involved will help producers prevent outbreaks.
Scours, or diarrhea, are the excretion of feces containing excess fluid. There can be a variety of causes, and therefore a multifaceted approach to prevention is necessary. Piglets are particularly vulnerable to scours as their digestive system is still immature and an upset is more easily triggered. E.coli is one of the most freq.....
Abortion means the premature expulsion of dead or non-viable fetuses. Embryo loss occurs when there is death of embryos followed by absorption, or expulsion. Healthy embryos grow into fetuses.
There is often alarm when an abortion is seen but it should be remembered that there can be loss of embryos at any time during early pregnancy, which often go unseen.
Embryo loss or abortion can be considered in three main groups