Through metaphoric language, we can understand one-thing in terms of another's properties, and so cross-fertilize our impressions (Alexander, 1969).

Colville also determined that blueberries can't self-fertilize, so the grower must make sure the crop can be cross-pollinated.

The index of drought resistance after blossom are greatly affected by the cross effects of fertilize to soil in early winter and spray rare elements nutrition to the leaves in the following spring.