http://endowment.org/archives/1991/03/evaluation-of-trichoderma-harzianum-for-rhizosphere-competency-in-plug-production-of-selected-bedding-plants-progress-report-march-1991/ Funding Industry Solutions Through Research and Education Sat, 11 Oct 2008 01:15:39 +0000 http://wordpress.org/?v=2.5.1