He will do this because there is not sufficient food in the city to stand a siege.
Without sufficient food, he said, birds would lack the body fat they need.
To begin with, we had only sufficient food left to keep our force from starvation for two more days.
It would, of course, find quite sufficient food from the fish in the sea.
He had sufficient food and mineral water to last him at least that long.
The report said two billion people already lacked sufficient food, and water use had increased six times over the past 70 years.
As you might expect, they need quite a bit of range per animal in order to have sufficient food.
The crew had sufficient food and clothing to last them about two weeks.
Eventually the mission began to grow sufficient food for itself.
They tend not to leave their home base if there is sufficient food.