Warning: XSLTProcessor::transformToXml() [xsltprocessor.transformtoxml]: I/O warning : failed to load external entity "file:////srv/scielo/www/bases/xml/ctr/v44n3/1819-4087-ctr-44-03-e03.xml" in /srv-new/scielo/www/htdocs/class.XSLTransformerPHP5.php on line 36 Estabilidad microbiológica de los biofertilizantes Azofert®-F y Azofert®-S