Four research programs, two private and two public, are devoted to further genetic improvement.

Forest genetic resources are the basis for genetic improvement.

For all their genetic improvements, the Culture is by no means eugenically uniform.

These methods offer no potential for genetic improvement.

They emphasize the program of genetic improvement, the Carora cattle, race that represents a potential for the city's economic development.

Selective breeding in aquaculture holds high potential for the genetic improvement of fish and shellfish.

Progeny testing from the initial stages laid the foundation for continuous genetic improvement.

It became clear that the beef cattle population required genetic improvement.

This ability for genetic improvement of stocks is more efficient and produces higher value stock.

Now I want to make clear I'm talking about genetic improvement here, and there are limits to how far one can go in that direction.