Sentence examples for effective breeding from inspiring English sources

In the case of Irish Wolfhounds, four distinct bottleneck phenomena resulted in particularly high inbreeding coefficients due to the small size of the effective breeding population during most of the breed's history before 1960, their geographically limited distribution and the influence of both World Wars, during which widespread food rationing made the keeping of large dogs difficult.

Effective breeding number.

Effective breeding efficiency.

This coalescent-based approach calculates the effective breeding population size (Nef) through time directly from sampled sequence data and not from previously recognized phylogeny.

The F1 progeny analysed (n = 922) belonged to a small effective breeding population with contributions from an unbalanced family structure of just 10 males and 2 females.

Analysis using the program IMA2 [ 42] suggested that there was less than one effective (breeding) migrant per generation between LeeHyd and LeeWhe in either direction, and about one migrant per generation from LeeWhe downstream to LeeSta.

The three essential requirements for breeding for effective, durable STB-resistance are diverse germplasm, efficient breeding processes which generate new combinations of genes, and field trial sites with high levels of STB at which resistant cultivars with good agronomic properties can be selected reliably and consistently.

Therefore, it is important to develop efficient technologies that are cost-effective and time-effective for breeding this trait.

Habitat loss, over-hunting and the lack of an effective captive breeding programme were blamed for the population decline to just 10 per cent of historic levels.

In particular, QTL pyramiding provides a useful strategy for effective crop breeding [2, 71].

Mass spawning fish species pose significant challenges for the design and conduct of effective aquaculture breeding programs.