In some countries where seasonal demand is pronounced (e.g., demand is traditionally high during certain seasons of the year or campaigns during school holidays drive high uptake among adolescents), it may be necessary to change attitudes among providers as well as among the male population itself, so that resources are not underused for periods of the year, which drives up unit costs.
Certain seasons come to represent the start of something big.
Many marine invertebrates travel considerable distances during certain seasons.
They should be inserted into the dirt only during certain seasons.
Some of these stages occur only in certain seasons, which implies that they are guided by the internal atmospheric mechanisms.
They were fished in certain seasons, and that narrowed both the type of ships he was looking for and when.
A man at Amtorg's said that it comes at certain seasons from the beluga, ordinary yielders of the black variety.
For CO and NOx, model performance was best at sites close to major roads, during downwind conditions, during weekdays, and during certain seasons.
Our findings showed that, though some attractions may not be available during certain seasons, there are others which can bring tourists to the region all year long.
A new termite colony normally is founded by dispersion of winged adults (alates), which usually develop in a mature colony during certain seasons of the year.
"In certain seasons, if it was too dry or too hot, she wanted to be sure that the underlying design was beautiful".
