The phrase "a key constraint in" is correct and usable in written English.
It can be used when discussing limitations or restrictions that are significant within a particular context or framework.
Example: "The budget serves as a key constraint in our project planning, affecting our timeline and resource allocation."
Alternatives: "a major limitation in" or "a critical restriction in".
We specifically focus on the case where two neurons receive a common input, which, as mentioned before, is a key constraint in the practical design of neurocontrol methods.
Based on assumed reaction network structures, NADPH availability has been proposed to be a key constraint in β-lactam production by Penicillium chrysogenum.
Despite the potential value of using Strategic Foresight methods, a scarcity of strategic conversation at the international level is a key constraint in preparing whole societies for this shift.
The orientation of a phosphorylated hexapeptide interacting with PTP-SL (1PTU) was used as a key constraint in orienting ERK2 with respect to PTP-SL.
A key constraint in saturating the coverage of these interventions is the lack of human resources [ 3].
Clinical staff – including medical officers and nurses – are likely to be a key constraint in attaining universal access to HIV-related care [ 17].
"The budget deficit remains a key constraint to growth and stability in the economy," said Desmond Supple, a director at Barclays Capital in Singapore.
Water deficit is therefore a key constraint that affects rice production in different countries.
In contexts where a key constraint is the availability of skilled human resources, there are clear trade-offs between focusing on informing and influencing government health policy, and getting research findings published.
Time was a identified as a key constraint identified across all practices and is recognised in other studies [ 10, 13, 25].
Thus, alleviating a key constraint to their growth could lead to substantial increases in the number of jobs for Pakistan's large number of youth and greater income generation.
