The phrase "a rather scarce" is correct and usable in written English.
It can be used to describe something that is limited in availability or not commonly found.
Example: "The museum featured a rather scarce collection of ancient artifacts that drew the attention of many historians."
Alternatives: "a quite rare" or "a fairly limited".
Still, resources are allocated in a rather scarce way.
Unusually large mitochondria are a rather scarce feature in normal biological tissue and string-like giant mitochondria have hitherto not been reported in animals.
The rapid growth of electromagnetic radio-spectrum use has made this natural resource a rather scarce asset for different wireless networks deployed in overlapping areas.
"If you're a German player, who have made over 50 chances in two games, you might think it's a rather scarce return for three points.
JDH & Dave P started with an enjoyable DJ set to a rather scarce crowd.
However, participants of the study have a rather scarce knowledge of processes and resources available for medical information research online.
When, in the Middle Miocene, the proconsulids finally disappeared, it was the Old World monkeys that immediately diversified and took their place; the hominoids, until the rise of the human line, tended to remain mostly an inconspicuous group, remaining rather scarce in the fossil record.
Although many fields of studies including epidemiology, sociology, and psychology try to identify determinants for medical nonpersistence, comprehensive research to explain medical nonpersistence from an economics perspective is rather scarce.
The results of the vegetation index (NDVI) indicated rather scarce vegetation as a whole in the highly saline soils.
Studies that focus on the evolution of the regulatory network, even within a group of closely related organisms are limited by the rather scarce knowledge on regulatory interactions outside a few model organisms.
However, even those comparative studies that focus on a group of closely related organisms are limited by the rather scarce knowledge on regulatory interactions outside a few model organisms, such as E. coli among the prokaryotes.
