Sentences with phrase «norm during the growing season»

Crop ecologists have a rule of thumb that each 1 - degree - Celsius rise in temperature above the norm during the growing season lowers wheat, rice, and corn yields by 10 percent.

Their findings suggest a rule of thumb that a 1 - degree - Celsius rise in temperature above the norm during the growing season lowers wheat, rice, and corn yields by 10 percent.