id author title date pages extension mime words sentence flesch summary cache txt istl-1690 Use of the Paid Open Access Option in Hybrid Open Access Journals in Agriculture: A Mixed-Methods Study .html text/html 3857 172 42 To ascertain the level of usage of the paid open access option in hybrid open access journals in agriculture, we studied the agriculture-related journals published by six commercial publishers. For journals offering a range of fees for publishing open access articles, the highest fees were used. cache/istl-1690.html txt/istl-1690.txt