The phrase "a combination of ground" is not correct and lacks clarity in written English.
It may be used in contexts discussing mixtures or blends involving ground materials, but it requires additional context to be meaningful.
Example: "The recipe calls for a combination of ground spices to enhance the flavor."
Alternatives: "a blend of ground" or "a mixture of ground".
Mainly I've used ground veal; more recently, I've swung into a combination of ground turkey and pork.
The pork had been cut into medallions, dusted with a combination of ground espresso and flour, sautéed, topped with cooked apple slices and finished with creamy cognac sauce.
Whichever faction you favour, you'll command a combination of ground units – used to seize control of planets and repel invasions by other players, and ships, which serve to ferry your troops between different areas of the board, batter opponents' planets with devastating orbital bombardments and conduct huge battles against enemy spacecraft.
A combination of ground penetrating radar (GPR) and seismic imaging has been performed in a gypsum quarry in western Europe.
In 1991 President Bush proposed the Global Protection Against Limited Strikes program, which would use a combination of ground- and space-based systems to provide a nearly assured defense against a limited strike on the U.S. and its allies.
Biodiversity maps of raster data (Ricketts 1999; Hernandez-Stefanoni and Ponce-Hernandez 2006; Hernández-Stefanoni and Dupuy 2007; Kreft and Jetz 2007; Liang 2012) are mostly based on a combination of ground measurements, remote sensing data, and spatial estimation.
The designs of these studies were generally similar, employing a combination of ground-based observation networks, upper-air sampling, and meteorological observations.
Recently, we tested its efficacy using a combination of ground-truth survey and remote sensing of Classic Maya sites in west-central Belize.
Modern forest inventories often use model-based approaches to predict forest parameters such as stem volume, basal area or stand density, using a combination of ground-based plot measurements and spatially intense remotely sensed ancillary data.
The assessment of the structure was achieved by a combination of ground-penetrating radar (GPR) and gammagraphic techniques, followed by some windowing for the location and evaluation of post-tensioned cables.
Conceptually, the system was based on a combination of ground-based radar stations, search lights and a Jägerleitoffizier (fighter pilot control officer).
