imported
...that since humidity and the cold climate inhibited its production in the Low Countries, salt was imported from Iberia in the Middle Ages?
...that since humidity and the cold climate inhibited its <a class="mw-redirect" href="./Salt_production" id="mwCKk" rel="mw:WikiLink" title="Salt production">production</a> in the Low Countries, <a href="./Salt" id="mwCKo" rel="mw:WikiLink" title="Salt">salt</a> was <b id="mwCKs"><a class="mw-redirect" href="./Salt_Road" id="mwCKw" rel="mw:WikiLink" title="Salt Road">imported</a></b> from <a class="mw-redirect" href="./Iberia" id="mwCK0" rel="mw:WikiLink" title="Iberia">Iberia</a> in the <a href="./Middle_Ages" id="mwCK4" rel="mw:WikiLink" title="Middle Ages">Middle Ages</a>?