[{"source_document_id":17,"title":"Plums in South Dakota","url":"https://openprairie.sdstate.edu/cgi/viewcontent.cgi?article=1092&context=agexperimentsta_bulletins","rights_status":"unknown","evidence_claim_count":11,"relationship_count":0,"history_event_count":0,"sample_snippets":["The tree is large, strong, of open habit, and needs pruning to secure a more compact habit.","Ripe September 7-10.","It ripens evenly and is a very good keeper.","The flesh is sweet and solid; the fruit is very attractive and of good quality."]}]