Which preposition to use with tilth

in Occurrences 2%

When looking for a new manager he once wrote that the man must be, "above all, Midas like, one who can convert everything he touches into manure, as the first transmutation toward gold; in a word, one who can bring worn-out and gullied lands into good tilth in the shortest time."

of Occurrences 2%

The tilth of this my field by plough and hoe Yields me good hopebut

Which preposition to use with  tilth