The phrase "a minor contributor" is correct and usable in written English.
It can be used to describe someone or something that plays a small or limited role in a particular context or situation.
Example: "While several factors influenced the outcome, climate change was identified as a minor contributor to the overall issue."
Alternatives: "a small factor" or "a negligible contributor".
The federal government is only a minor contributor to American education budgets.
Peat is only a minor contributor to the world energy supply, but large deposits occur in Canada, China, Indonesia, Russia, Scandinavia, and the United States.
Eddy making by appendages such as rudders and the brackets that support propeller shafts is usually a minor contributor to a hull's resistance to forward motion.
At the very best, biofuels will be a minor contributor".
Weathering of underlying geology was once considered a minor contributor to nutrient availability (Grimm et al. 2003).
Densification was observed to be the major factor controlling the rutting on test sections while shear related deformation was just a minor contributor.
However, two results of this study suggest that desire to avoid GDL is at most a minor contributor to delayed licensure.
In conventional casework, stutters often compromise calculations when they are observed with the same height as a minor contributor to a mixture.
The Norrish type II process, however, is a minor contributor to the overall reaction and gives rise to some oligomeric fragments with acrylic end-groups.
It illustrates that Cd, Cr, and Pb are the major contributors to ∑TUs (i.e., 42%, 25%, and 12%, respectively; Figure 4), while Cu (8.6%) is a minor contributor (Pedersen et al. [1998]).
Breakdown of the overall pressure drop in its modular components for the housing, the rotating packing module, the free inner rotational zone, and the gas disengagement showed that the dissipation in the rotating packing could be a minor contributor to the overall pressure drop which may be undesirable in terms of RPB mass transfer and reaction efficiencies.
