"constant environment" is a correct phrase and can be used in written English.
You can use it to describe a place or situation that does not change. For example, "The mice lived in a constant environment in the lab."
Insects did not evolve in a constant environment.
"In bacteria this is true even with a constant genotype and a constant environment".
For the most part, parasitic protozoans live in a fairly constant environment.
The fluid is often secreted by cells to provide a constant environment for cellular operations.
He lived at a time when the fixity of species was taken for granted, yet he maintained that this fixity was only found in a constant environment.
However, most theoretical work assumes constant environment.
In general, modern cloud applications are characterized by assuming a constant environment.
3c The results of natural selection are predictable in a constant environment.
Take the maximum harvesting level in a constant environment with then by Theorem 4.2.
(i) Constant harvesting in a constant environment is "better" than constant harvesting in a periodic environment (Theorem 4.2 ). (ii) Constant harvesting in a constant environment is "better" than periodic harvesting in a periodic environment (Theorem 4.3 ).
All measurements were performed in constant environment conditions with temperature = (20 ± 0.3 °CC and relative humidity = (40 ± 5) % RH.
