The phrase "a relatively minor decrease" is correct and usable in written English.
It can be used when discussing changes or reductions that are not significant in magnitude compared to other changes or the overall context.
Example: "The report indicated a relatively minor decrease in sales this quarter, which is not expected to impact our annual targets significantly."
Alternatives: "a slight reduction" or "a modest decline."
The next step would bring this down further, to a CER of €4,0000, a relatively minor decrease compared with the previous step.
When this is taken into account in conjunction with our passive structural data, the increased wall thickness in SHR CAST +T animals suggests that a relatively minor decrease in vessel diameter of the vasculature (that is, primary resistance vessels) will result in overall decreased in blood flow along with increased systolic blood pressure.
The outcome of the haploinsufficiency of CSF2RA (which result from relatively minor decrease in the expression level of the gene) may cause a general defect in placental differentiation and down regulation of many placental genes included CSF2RA itself.
We then measured the transcriptional response, as well as oxygen consumption, ATP levels, and mtDNA copy number through adulthood.Although the mtDNA damage persisted to the fourth larval stage, we observed only a relatively minor ~40% decrease in mtDNA copy number.
The authors suggest that even a relatively small decrease in intensity of immunization could lead to relatively large outbreaks.
A decade ago, a relatively minor investment could yield huge competitive advantage.
It was believed that the AVF did not cause a shock preoperatively because the laceration was small, the aneurysm ruptured into a relatively minor vein, and the huge aneurysm decreased shunt flow owing to compression of the common iliac vein.
Minor indicates that this issue has a relatively minor impact.
Fuels treatments on a relatively minor percentage of the forested landscape (20%) resulted in a 44% decrease in the probability of spotted owl habitat loss averaged over all habitat stands.
Thankfully it's a relatively minor injury.
But that's a relatively minor quibble.
