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Document: 17 Plums in South Dakota

Source page: Open page 24 in document reader

Institution: Open PRAIRIE | Publisher: | Year: | Pages: 89

Source URL: https://openprairie.sdstate.edu/cgi/viewcontent.cgi?article=1092&context=agexperimentsta_bulletins

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Left: archivist-1.0 (fragment 3596)

Right: archivist-1.0 (fragment 10802)

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Cultivars Added

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Claims Added

Mankato | anecdote_snippet | A. Norby noted in successive years poor commercial value relative to rot susceptibility despite large size and good color in one season.
Mankato | breeder_reference | Produced by S. D. Richardson of Winnebago City, Minnesota, in 1890.
Mankato | entry_location | Four trees from the introducer planted in 1898 were described as very strong, vigorous, fairly productive, and now large with abundant dark green foliage.
Mankato | flavor_profile | Main description reports sour flesh but fairly free from astringency; flesh firm and sweet; quality rated very good.
Mankato | fruit_color | Fruit description includes a dark, solid dull red skin with heavy light lilac bloom, large whitish dots, skin medium thick, and deep yellow flesh.
Mankato | fruit_size | Quoted evaluations report fruit around one to one-and-a-quarter inches, and later one-and-three-eighths inches in diameter.
Mankato | keeping_quality | Mankato was characterized as a poor keeper and subject to rot on the tree.
Mankato | productivity | Noted as fairly productive early, but explicitly stated as needing a longer trial.
Mankato | selection_origin_reference | Mankato is associated with a claimed origin as a seedling of German prune crossed with native plum; the report states no supporting evidence appears in tree or fruit form.
Maquoketa | entry_hardiness_observation | Fruit was reported as too late, usually unripe when frost came.
Maquoketa | entry_location | Eight trees planted in 1896 were large but in poor condition, with dead branches and one tree dead.
Maquoketa | entry_pedigree | Taxonomic notation on the page records it as Prunus hortulana.
Maquoketa | productivity | The variety has been a shy bearer.
Maquoketa | selection_origin_reference | Maquoketa is described as an old variety found on the Maquoketa River in eastern Iowa.

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Citations Added

Hansen, N.E., "Plums in South Dakota" (1905). Bulletins, South Dakota Agricultural Experiment Station. Paper 93.
Norby, A. (1902). Good crop; ripe early Aug. 28; subject to rot. Noted as likely pure americana; mixed productivity comments.
Norby, A. (1903). Mankato considered a pure Americana with fair productivity and no special value; large dark-red fruit, ripe Aug. 25th.
Norby, A. (1904). Mankato observations on ripening window and susceptibility to rot while still considered a pure Americana.

Cultivars Removed

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Mankato | anecdote_snippet | A. Norby reported in 1902: good crop, ripe early, August 28th, dull red fruit of medium quality that rotted quite badly.
Mankato | anecdote_snippet | A. Norby reported in 1903 that he thought it a pure Americana, ripe about August 25th, not very productive but with large dark red fruit subject to rot and of no special value.
Mankato | anecdote_snippet | A. Norby reported in 1904 that it was a pure Americana, tree quite hardy and fairly productive, with large dark red sweet fruit ripening August 15th to 25th and much subject to rot on the tree.
Mankato | breeder_reference | Introduced by S. D. Richardson of Winnebago City, Minnesota, in 1890.
Mankato | description_snippet | Fruit described as roundish, slightly oblique, somewhat irregular, with a slight depression at the apex and a wide, deep cavity.
Mankato | description_snippet | Pit semi-free, roundish, rather thick.
Mankato | entry_hardiness_observation | There is some tendency to fruit rotting on the trees, and it is a rather poor keeper; the entry notes that it needs a longer trial.
Mankato | entry_location | From Mankato, Minnesota.
Mankato | entry_pedigree | It was at first claimed to be a seedling of German prune crossed with some native plum, but no evidence of this appears in the tree or fruit.
Mankato | flavor_profile | Skin medium thick, sour but fairly free from astringency; flesh deep yellow and firm; flavor sweet; quality very good.
Mankato | fruit_color | Surface dark solid rather dull red with very heavy light lilac bloom and large numerous whitish dots.
Mankato | fruit_size | Fruit is above medium in size, and Norby reported fruit running large, including about one and one-fourth inches and one and three-eighths inches in diameter.
Mankato | growth_habit | Four trees from the introducer planted in 1898 made a very strong, vigorous growth and became large trees with abundant dark green foliage.
Mankato | productivity | The trees were fairly productive.
Mankato | recommendation_context | The variety was considered subject to rot and of uncertain value despite good size and sweetness.
Mankato | release_year_reference | Ripening dates recorded were September 4 in 1902, September 3 in 1903, and September 5 in 1904.
Mankato | taxon_context | Mankato is classified as Americana.
Maquoketa | description_snippet | The entry continues onto the next page after stating that this variety is much like the ...
Maquoketa | entry_hardiness_observation | The fruit was too late, being usually unripe when frost comes.
Maquoketa | entry_location | An old variety found on the Maquoketa River, eastern Iowa.

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Available Page Versions

ID	Variant	Status	Model	Specialization	Counts	Source	Compare
766	archivist-1.0	active	gpt-5.4	visual_page_generalist	2 cultivars / 23 claims / 0 figures	Open source page
3282	archivist-1.0	candidate	gpt-5.4	visual_page_generalist	2 cultivars / 14 claims / 0 figures	Open source page	Compare to active