Note 2900 — BOOK XVII. THE NATURAL HISTORY OF THE CULTIVATED TREES.
John Bostock translation
Fée seems to think that this passage means that the bad smell of urine is imparted to it by the wine that is drunk. It is difficult to say what could have been the noxious qualities imparted by wine to urine as a manure, and Pliny probably would have been somewhat at a loss to explain his meaning.