Sentence examples for time of breeding from inspiring English sources

The best market weight for each lamb is really determined by the ram at the time of breeding.

Furthermore, it would seem that the use of GnRH at the time of breeding also did not significantly improve the reproductive rate in goats.

At the time of breeding, male gobies display a pattern of blue spots on their fins and sides while females develop a bright yellow-orange patch on their bellies.

The EHV-3 virus was detected in perineal-vaginal swabs by real time PCR in 14 (6%) of 220 thoroughbred mares without clinical symptoms at the time of breeding.

Male sexual physiology also undergoes its own change, with testicular volume increasing during mating season, peaking around the time of breeding.

This is to ensure selection for the desired breed characteristics, which are now a lighter and more active horse than was seen during the time of breeding for horse meat.

Barn owls (Tyto alba) have been reported to increase their reproductive success by killing the broods of tawny owls (Strix aluco) in times of breeding place shortage (Mátics et al., 2008).

As a result, studies rely on lengthy, labor-intensive observation of birds simply coming and going from their nests in order to explore nest building behavior, the physiology of incubation, chick feeding behavior, sex ratios of parental care, time budgets of breeding birds, and comparative work on parental investment and life histories [e.g. 3], [5], [6], [7].

Zebrafish have many advantages for this purpose, such as the existence of both innate and adaptive immune systems, short generation time, ease of breeding large numbers in the laboratory and suitability for large-scale genetic screens.

However, given the high costs (both financial and time-wise) of breeding and maintaining large populations of mice for many generations, incorporating whole-genome sequence parameters as we have illustrated here can be used to extract compelling information from QTL mapped in earlier generations of intercrosses, even when the support intervals span many mega-bases of sequence.

It seems unlikely that LLINs alone could account for the high level of pyrethroid resistance in this mosquito population in relatively short space of time, hence contamination of breeding sites, by as yet unidentified contaminants, could be a contributing factor.