[{"source_document_id":112,"title":"Pollination Studies with Stone Fruits","url":"https://sherwoods-forests.com/Downloads/UMinnAgExpStation-Stone_Fruit-Pollenation.pdf","rights_status":"unknown","evidence_claim_count":3,"relationship_count":0,"history_event_count":0,"sample_snippets":["The Korean cherry reference places Minnesota No. 20 under Prunus japonica.","In the Korean cherry section, Minnesota No. 20 is explicitly stated to be self sterile.","In Table 15 under Nanking cherry, Minn. No. 20 is listed as self-sterile."]}]