Trump promises farmers that immigrant crackdown won't deprive them of farmhands.

[hunter]

9. Think of strawberries. Those are still picked and placed in the baskets they are sold in by hand...

...because strawberries are fragile and don't ripen well if picked too early.

Other fruits, like tomatoes, can be picked before they are ripe, while they are still tough.

Olive picking and processing has become highly automated. That's why California olive oil is more affordable now, even though labor costs are much higher here than most of the world.

The olive "trees" are planted and pruned much as grapes are.