"increase variation" is a correct and usable phrase in written English.
You can use it to refer to adding more variety to something, such as a routine or set of choices. For example: "We need to increase variation in our daily workouts to keep our fitness program interesting."
Table 4 reproduces our above results, but removes the region-specific effects in order to potentially increase variation.
The laboratory domestication of a model organism may also reduce the amount or type of observable phenotypic variation (Gu et al. 2005), though laboratory domestication also can increase variation (e.g., via inbreeding).
From the contour maps of the Laplace spectrum in Fig. 2, the energy of low frequencies has a strong increase variation below 2.0 Hz, which deviates from the normal decrease tendency at high frequencies.
Holstein cows (n = 33) were housed in four pens with sand-bedded cubicles and solid concrete flooring, and stocked at two different densities in order to increase variation in cubicle use.
His work also demonstrated that most mutations had relatively small effects, such as a change in eye color, and that rather than creating a new species in a single step, mutations served to increase variation within the existing population.
Variation in the speed of symptomatic reaction to the infection may therefore further increase variation in gametocyte traits at clinical presentation.
This high frontal width also increases streamwise velocity above vegetation, leading to increase variations in Reynolds stresses around the canopy top.
This desire for local autonomy and choice implied increased variation in quantity and quality of services.
Since then, the guidelines have been purely advisory: followed if the judge wants, and yielding, as Yang finds, to increased variation among judges.
There is evidence of increased variation in care and reduced access to services as a result of the changes," King's Fund said.
Each scenario benefits from increased variation in weather effects, night and day rotations and even alternative routes; something the original game would have greatly benefited from.
