The phrase "at a distinctly lower" is correct and usable in written English.
It can be used to describe a situation where something is significantly reduced in comparison to something else, often in terms of quality, quantity, or value.
Example: "The new model performs at a distinctly lower level than its predecessor, leading to customer dissatisfaction."
Alternatives: "at a significantly reduced" or "at a notably lesser".
In addition to the fact that cyclic cows having low progesterone concentrations at the time of the administration of PGF2α had a distinctly lower synchronisation rate, the pregnancy rates in anoestrous cows have been lower than in cyclic cows (48% vs. 62%) [ 21].
Mr. Obama illustrated the gap between the candidates by giving a speech at a water plant in Las Vegas that laid heavy emphasis on $150 billion worth of alternative energy, including wind and solar power and hoped-for clean coal technology (Mr. Obama acknowledged, in response to a question, that he was not ruling out nuclear power, but he strongly suggested it was a distinctly lower priority).
Parts of southern Africa have a distinctly lower NPP/GPP ratio for LPJ-GUESS (Figure 3f).
Consequently, this led to a distinctly lower lifting of the dust than in the latter model.
Furthermore, the density-difference binary mixture exhibits a distinctly lower cluster duration than either of its constituent components.
A section of borehole with a distinctly lower thermal conductivity would result in a higher thermal gradient, and therefore a positive temperature anomaly.
Compared with linear plasticizers, the star-shaped ones have as an essential advantage a distinctly lower tendency to crystallize which is even completely suppressed in some cases.
The analysis of the CYP2D6 activity indicated similar values for the human cornea construct and porcine cornea; however, a distinctly lower activity was observed in the rabbit cornea.
Parts of southern Africa have a distinctly lower NPP/GPP ratio for LPJ-GUESS.
In Figure 4 we observed that while low selection had a high coverage (> 0.7), thus indicating few established mutants, σ = 1.0 and 5.0 showed a distinctly lower coverage.
