The only crop affected by changes in ozone during April is winter wheat.
It was the only crop that had given any evidence of flourishing.
In the central plain, rice is the only crop.
Corn was the only crop with more than 1,000 planted hectares.
Olives are just about the valley's only crop besides grapes.
The major import and export, the only crop, on Earth, was money.
The only crop cultivated during the spring/summer season is millet.
The potato was perhaps the only crop that would provide enough food from such land areas.
Dates are the only crop with a surplus that can be exported.
The only commercial crop of any consequence in the area is banana.