Which preposition to use with resistants

to Occurrences 6%

In this latitude late frosts cut off the hope of fruit too often for the wild almond to multiply greatly, but the spiny, tap-rooted shrubs are resistant to most plant evils.

as Occurrences 1%

Fifteen or twenty feet under the drift, where it seems no rain could penetrate, the main trunk grows, attaining often a yard's thickness, resistant as oak.

by Occurrences 1%

I was non-resistant by nature, and on principle, believed in the power of good.

than Occurrences 1%

Not only are some species more resistant than others to all poisons, but there is a wide variation in the amount of immunity each displays to any given venom.

Which preposition to use with  resistants