CONCEPTShttp://cat.aii.caas.cn/concept/27819cat.aii.caas.cnhttp://d-nb.info/gnd/4052831-5d-nb.infohttp://linkeddata.ge.imati.cnr.it:2020/resource/EARTh/33770linkeddata.ge.imati.cnr.ithttp://lod.nal.usda.gov/nalt/3106lod.nal.usda.govhttp://www.eionet.europa.eu/gemet/concept/4777www.eionet.europa.eu。