Database to: Cover crops affect pool specific soil organic carbon in cropland – A meta‐analysis

Database to a meta-analysis studying the effects of cover crops on the mineral-associated organic carbon pool (MAOC), the particulate organic carbon pool (POC) and the microbial biomass carbon pool (MBC). Consists of:1. information on the database2. legend3. list of included studies, all extracted data necessary for response ratio calculation and moderator analysis, and additional information