periparturient

periparturient


periparturient rise
the phenomenon of increase in number of nematode eggs produced by ewes and sows in the period 4 to 8 weeks after parturition. A reduction in the resistance of the dam permits greater establishment and fecundity of the worms.
References in periodicals archive ?
Effect of energy diet on the expression of PC and PEPCK mRNA in the liver of periparturient cows.
Eimeria infections in cows in the periparturient phase and their calves: oocyst excretion and levels of specific serum and colostrum antibodies.
Very rapid metabolic and hormonal changes occur in the periparturient period, in which important events such as birth and involution of the uterus take place (Pryce et al.
Dietary effects of linseed on fatty acid composition of milk and on liver, adipose and mammary gland metabolism of periparturient dairy cows.
Reproduction is one of the key pillars of dairy production and reproductive performance is linked to periparturient health problems (LeBlanc, 2008).
For example, during the periparturient period of high-producing dairy cows, significant amounts of non-esterified fatty acids (NEFA) are transported from adipose tissue to the liver to combat negative energy balance (Grummer, 1993).
A cross-sectional field study investigating the effect of periparturient dietary management on ruminal pH in early lactation dairy cows.
During the periparturient period, Cows in periparturient period are in negative energy balance the feed intake does not meet the total energy demand that increased by ~4-fold during the onset of lactation (Bell, 1995; Bauman, 2000).
For instance, it was demonstrated that beneficial effects of silymarin has been proven in periparturient dairy cows (Tedesco et al.
Therefore, negative energy balance during the periparturient period causes mobilization of fat from tissue stores and the release of NEFA into the blood stream.