Misusing antibiotics can be dangerous, because some people have allergic reactions to them and abuse can foster hardier strains of bacteria.

The villagers grew cotton and millet and a hardy strain of melon, and kept cattle as well.

The key to his success is picking the right variety of a particular crop, and choosing hardy strains.

But what it mostly comes down to is a rare but hardy strain of seller's narcissism that rivals buyer's remorse in the real-estate world.

A chasmoendolithic strain, very hardy, very fast to propagate, very quick to pump out oxygen.

Thella knew the Masterherdsman had hardy strains that would thrive on mountain fields.

The two fell into an enthusiastic discussion about the hardiest strains of evergreen, landscape libraries, possible models.

It is seed from these hardy strains that are planted for ornamental trees in colder parts of the world.

But nativism, the political reaction against immigration, is a hardy strain.

Is this a special, hardy strain, and if so where can I get one?