coffee production in Paraguay
... that plantations on the mountains in Alto Paraguay Department close to Asunción proved viable for coffee production in Paraguay?
... that plantations on the mountains in <a href="./Alto_Paraguay_Department" id="mwvQ" rel="mw:WikiLink" title="Alto Paraguay Department">Alto Paraguay Department</a> close to <a href="./Asunción" id="mwvg" rel="mw:WikiLink" title="Asunción">Asunción</a> proved viable for <b id="mwvw"><a href="./Coffee_production_in_Paraguay" id="mwwA" rel="mw:WikiLink" title="Coffee production in Paraguay">coffee production in Paraguay</a></b>?