We also obtain very good data on a fitness component from a subset of birds that were allowed to breed for two breeding seasons in aviaries.
These resistances are difficult to breed for using classical breeding because of the quantitative nature of the resistances and/or elaborate disease tests.
She does not breed Arabians for a specific discipline, instead describes her breeding philosophy as "consistently continuing to breed for more quality and never losing disposition or athletic ability".
Another method, known as selective breeding, evaluates genetic involvement by attempting to breed for high and low extremes of a trait for several generations.
In terms of breeding, this means that it is difficult to breed for rootstocks conferring both reduced tree size and precocity to the scion cultivar.
They just try to breed for the highest-price horse, whether it looks like they're breeding for soundness or not".
If you want to breed for herding, you should purchase your bitch/stud from a working line breeding kennel, yet knowing the commitment it takes to training, traveling, grooming, etc. of having a working sheepdog.
"We try to breed for optimum egg size, & for the most eggs with the least feed," he said.
The goal of the competition on Thursday evening in a stretch of desert just north of Riyadh was to encourage Saudis to breed for quality.
But much was accidental, the result of farmers trying to breed for other qualities and getting a giant in the bargain.
But when horsemen set the Breeder's Cup Classic at a mile and a quarter, there went a lot of the incentive to breed for stamina.
