As a result, they can produce an early grain crop in temperate areas, where long summer days mean more sunlight than along the Equator.
(they; can produce; an early grain crop; L:in temperate areas) (long summer days; mean; more sunlight than along the Equator; L:temperate areas)
they long summer days
can produce mean
an early grain crop L:in temperate areas
more sunlight than along the Equator L:temperate areas