[{"source_document_id":105,"title":"Hardy fruits for Northern planting, trees, shrubs, 1937","url":"https://archive.org/download/CAT31349771/CAT31349771.pdf","rights_status":"unknown","evidence_claim_count":12,"relationship_count":0,"history_event_count":0,"sample_snippets":["Included among sturdy, vigorous trees and plants grown by the Minnesota Fruit Breeding Farm.","Offered as one of the free membership premium choices for 1937.","Listed under the Plum Trees section.","Presented with earlier varieties as making a splendid assortment for home or market."]},{"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":12,"relationship_count":0,"history_event_count":0,"sample_snippets":["Placed between pollinizer rows and varieties that provide supplementary pollination.","Described as a high-quality but sometimes shy-bearing variety.","Listed as the plum cultivar in row 7 of the recommended orchard arrangement.","Listed in Table 12 among varieties rated as poor pollinizers for cherry-plums."]},{"source_document_id":106,"title":"Daniels planting guide, 1950","url":"https://archive.org/download/CAT31385782/CAT31385782.pdf","rights_status":"unknown","evidence_claim_count":5,"relationship_count":0,"history_event_count":0,"sample_snippets":["Described as a heavy bearer and one of the best.","Fruit is described as high quality.","Skin is yellowish with an attractive red blush.","Described as the longest keeper of all listed plums on the page."]},{"source_document_id":2,"title":"South Dakota Fruit Garden (visual sample pages 9-11)","url":"file:///usr/local/var/www/pomologica/data/raw/manual/benchmarks/sd_fruit_garden_1943_pages_10_12.pdf","rights_status":"public_domain","evidence_claim_count":4,"relationship_count":0,"history_event_count":0,"sample_snippets":["ZONE I Southern Border, Lincoln Co., West & lower Valleys around Black Hills","PLUMS, Minn. Hybrids","For Trial","{\"column_label\": \"ZONE I Southern Border, Lincoln Co., West & lower Valleys around Black Hills\", \"cultivar_name\": \"Ember\", \"notes\": [], \"page_number\": 1, \"parser_mode\": \"visual_table_page\", \"row_context\": null, \"row_labe"]}]