While it is possible to get worm densities up to as much as 20 kg/m 2 or 4 lbs per square foot (Edwards, 1999), the most common densities for vermicomposting are between 5 and 10 kg/m 2 (1 to 2 lbs per ft 2).
A massive open online course (MOOC) is a model for delivering learning content online to any person who wants to take a course, with no limit on attendance. A short video about MOOCs and the connected age. Recent Spotlight.
IDOC: An intermediate document, container for exchanging data between R/3 and other SAP and non-SAP applications. Structured collection of segments. Segments are structured collection of data elements. BDOCS: Business Documents are the semantical layer for the whole CRM, regardless of implementation details.