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SD State University Archives & Special Collections N.E. Hansen Hansen, N.E. (Niels Ebbesen), 1866-1950
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Four of N.E. Hansen's assistants stand by a horse-drawn wagon by a building at Mendoche before they begin a search for hardy peach trees in northern China; written in pencil on the back: Mendoche 1924 North China.
N.E. Hansen's assistants begin a search for hardy peach trees in northern China in 1924
N.E. Hansen's assistants gather specimens in their search for hardy peach trees in Mendoche in northern China in 1924, one man is holding a gun; written in pencil on the back: Mendoche, North China 1924.
N.E. Hansen's assistants gather specimens in their search for hardy peach trees in northern China in 1924
N.E. Hansen's headquarters while conducting pear research at Saolin in northern China; written in pencil on the back: Saolin, China my headquarters for pears in the mountains 1924.
N.E. Hansen's headquarters while conducting pear research at Saolin in northern China in 1924
N.E. Hansen's mountain headquarters is nestled in the trees while conducting pear research at Saolin in northern China; written in pencil on the back: Saolin, China my headquarters fro pears in the mountains 1924.
N.E. Hansen's headquarters while conducting pear research at Saolin in northern China in 1924
N.E. Hansen's mountain headquarters is nestled in the trees while conducting pear research at Saolin in northern China; written in pencil on the back: Saolin, China my headquarters fro pears in the mountains 1924.
N.E. Hansen's headquarters while conducting pear research at Saolin in northern China in 1924
Field research notebook of N.E. Hansen. Alfalfa and clover plats planted July 20, 1907. Varieties studied originated from Norway, Turkistan, Russia, Siberia, Sweden, Lapland, and South America. Handwritten.
Notebooks: Alfalfa and clovers plat: Book 1
Field research notebook of N. E. Hansen. Alfalfa and clover grasses planted May 1908. Varieties studied originated from Norway, Turkistan, Russia, Siberia, Sweden, Lapland, and South America. Several varieties came from the Moscow Agricultural College (Moscow Timiryazev Agricultural Academy).
Notebooks: Alfalfa and clovers plat: Book 2
Research notebook for N.E. Hansen's experiments with alfalfa, which were conducted throughout South Dakota in 1913. Places include Faith, Ipswich, Isabel, Kadoka, Lemmon, Miller, Mobridge, Pierre, Vivian, and Winner. Varieties studied include Samara, Cossack, Cherno, and Semipalatinsk.
Notebooks: Alfalfa book
Research notebook for N.E. Hansen's experiments with alfalfa for 1911, with notes regarding 1909 and 1910 experiments. Varieties studied include Omsk, Cossack, Samara, North Sweden, Obb Siberia, and Cherno.
Notebooks: Alfalfa's: 1911-M-1-tc
Notebooks: Calendar of events
Notebooks: Calendar of events
Notebooks: Course notes, Iowa State Agricultural College
Notebooks: Course notes, Iowa State Agricultural College
N.E Hansen's research notebook regarding field experiments for grasses and grains in 1888 and 1889. The field consisted of 66 plots. He studied 92 varieties in total including: 22 grasses, 9 clovers, 20 wheats, 23 oats, 14 barleys, 1 rye. Hansen was assisted by John M. Aldrich, Alvah George Cross, and J.G. Ross.
Notebooks: Grasses for 1888 and 9: Grains for 1988
Research notebook for N.E. Hansen's experiments with grasses, clovers, and forage that were conducted near the Hunter Salzer Farm by Mellet, South Dakota in 1897 with remarks about 1896. The first part of the notebook discusses his experiments on 38 plots, which included numerous varieties of grasses, oats, wheat, alfalfa, clovers, and corn. The notebook also details his research on an additional 64 plots of grasses and forage plants. The notes include his assessments of the varieties and comments regarding the weather.
Notebooks: Grasses, clovers and forage
Notebooks: Miscellaneous notes
Notebooks: Miscellaneous notes
Notebooks: Plot planting records
Notebooks: Plot planting records
Ornate designs on a building in Manzhouli, Manchuria in northern China; written in pencil on the back: Manchouli North China 1924.
Ornate building in Manzhouli, Manchuria in northern China in 1924
Ornate sign hanging over store in Manzhouli, Manchuria in northern China; written in pencil on the back: Manchouli North China 1924.
Ornate store sign in Manzhouli, Manchuria in northern China in 1924
Tree surrounded by a small lattice fence in a park in Harbin, China; written in pencil on the back: Park at Harbin 1924.
Park in Harbin, China in 1924
Garden feature by a small lattice fence in a park in Harbin, China; written in pencil on the back: Park at Harbin 1924.
Park in Harbin, China in 1924
Child running by the ornamental plantings surrounded by a fence in a park in Harbin, China; written in pencil on the back: Park at Harbin 1924.
Park in Harbin, China in 1924
Ornamental plantings surrounded by a fence in a park in Harbin, China; written in pencil on the back: Park at Harbin 1924.
Park in Harbin, China in 1924
Ornamental plantings surrounded by a fence in a park in Harbin, China; written in pencil on the back: Park at Harbin 1924.
Park in Harbin, China in 1924
Ornamental plantings in a park in Harbin, China; written in pencil on the back: Park at Harbin 1924.
Park in Harbin, China in 1924
Ornamental plantings and statuary in a park in Harbin, China; written in pencil on the back: Park at Harbin 1924.
Park in Harbin, China in 1924
Man standing by some ornamental plantings in a park in Harbin, China; written in pencil on the back: Park at Harbin 1924.
Park in Harbin, China in 1924
Pear tree in the mountains was photographed as an example during N.E. Hansen's research on pears at Saolin in northern China; written in pencil on the back: Saolin, China my headquarters fro pears in the mountains 1924.
Pear tree in the mountains at Saolin in northern China in 1924
Perennial Wheat and Soviet Farm Research by J.W. Pincus
Perennial Wheat and Soviet Farm Research by J.W. Pincus
Photograph descriptions - 0001 to 0181
Photograph descriptions - 0001 to 0181
Photographs
Photographs
Photographs: 0001 to 0039
Photographs: 0001 to 0039
Photographs: 0040 to 0099
Photographs: 0040 to 0099
Photographs: 0100 to 0162
Photographs: 0100 to 0162
Photographs: 0163 to 0173
Photographs: 0163 to 0173
Photographs: 0174 to 0181
Photographs: 0174 to 0181
Plant specimen: Aceraceae Neck. Acer Ginnala Max. Plant specimen from the maple family
Plant specimen: Aceraceae Neck. Acer Ginnala Max. Plant specimen from the maple family
Aceraceae Neck. Acer Mairunduense ? et Mey.. Plant specimen from the maple family collected by N.E. Hansen, 1924. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label printed in Russian in Cyrillic letter with hand-written notation in black ink.
Plant specimen: Aceraceae Neck. Acer Mairunduense ? et Mey. Plant specimen from the maple family
Aceraceae Neck. Acer Mons Max. Plant specimen from the maple family collected by N.E. Hansen, 1924. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label printed in Russian in Cyrillic letter with hand-written notation in black ink.
Plant specimen: Aceraceae Neck. Acer Mons Max. Plant specimen from the maple family
Aceraceae Neck. Acer Tomentosum Max. Plant specimen from the maple family collected by N.E. Hansen, 1924. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label printed in Russian in Cyrillic letter with hand-written notation in black ink.
Plant specimen: Aceraceae Neck. Acer Tomentosum Max. Plant specimen from the maple family
Caprifoliaceae Vent. Lonicera edulis Turcr. Plant specimen from the honeysuckle family collected by N.E. Hansen, 1924. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label printed in Russian in Cyrillic letter with hand-written notation in black ink.
Plant specimen: Caprifoliaceae Vent. Lonicera edulis Turcr. Plant specimen from the honeysuckle family
Caprifoliaceae Vent. Lonicera Maacki Turcr. Plant specimen from the honeysuckle family collected by N.E. Hansen, 1924. This plant is native to temperate western Asia, specifically in northern and western China south to Yunnan, Mongolia, Primorsky Krai in southeastern Russia, Korea, and, albeit rare there, central and northern Honshu, Japan. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants.
Plant specimen: Caprifoliaceae Vent. Lonicera Maackii Turcr.
Pinus pungens, also called Table Mountain Pine, hickory pine, prickly pine or mountain pine. This small pine is native to the Appalachian Mountains in the United States. Plant specimen collected by C.S. Sargent, 1912, first director of the Arnold Arboretum, Herbarium of Iowa College of Agriculture and Mechanic Arts, Ames, Iowa. N.E. Hansen graduated from Iowa State College with a bachelor's degree in horticulture in 1887. It is likely Hansen obtained this specimen during his time at the college. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label with hand-written notation in pencil ink.
Plant specimen: Pinus pungens, also called Table Mountain Pine, hickory pine, prickly pine or mountain pine.
Primulaceae Vent. Primula. Plant specimen collected by N.E. Hansen, 1924. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants.
Plant specimen: Primulaceae Vent. Primula.
Prunus persica. Dbl. fl. Peach. Kaises VII. Plant specimen collected by N.E. Hansen, 1924. The peach (Prunus persica) is a deciduous tree native to the region of Northwest China between the Tarim Basin and the north slopes of the Kunlun Shan mountains, where it was first domesticated and cultivated. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label with hand-written notation in pencil ink.
Plant specimen: Prunus persica. Dbl. fl. Peach. Kaises VII.
Rosaceae B. Juss. Micromeles alnifolia Koehne. Plant specimen collected by N.E. Hansen, 1924. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label printed in Russian in Cyrillic letter with hand-written notation in blank ink.
Plant specimen: Rosaceae B. Juss. Micromeles alnifolia Koehne
Rosaceae B. Juss. Prunus padus L. Plant specimen collected by N.E. Hansen, 1924, also known as bird cherry, hackberry, hagberry, or Mayday tree, is a species of cherry, native to norther Europe and northern Asia. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label with hand-written notation in pencil ink.
Plant specimen: Rosaceae B. Juss. Prunus padus L.
Rosaceae B. Juss. Pyrus ussuriensis Max +P. Sinensis Lindl. Plant specimen collected by N.E. Hansen, 1924, also known as the Ussurian pear, Harbin pear, and Manchurian pear, is a species of flowering plant in the family Rosaceae. It is native to Korea, Japan, and the Ussuri River area of far eastern Russia. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label printed in Russian in Cyrillic letter with hand-written notation in blank ink.
Plant specimen: Rosaceae B. Juss. Pyrus ussuriensis Max =P. Sinensis Lindl.
Rosaceae B. Juss. Spirea Chamaedrifolia L. Common name germander meadowsweet or elm-leaved spirea. Plant specimen collected by N.E. Hansen, 1924. Spiraea chamaedryfolia is a shrub reaching a height of 1–1.5 meters (3 feet 3 inches–4 feet 11 inches). Branchlets are brownish or red-brown. Leaves are simple, oblong or lance-shaped, toothed on the edges, 40–60 millimeters (1.6–2.4 inches) long and 10–30 millimeters (0.39–1.18 inches) wide, with a petiole of 4–7 millimeters. The white flowers of 6–9 millimeters in diameter grow in spike-like clusters at the ends of the branches. Flowering period extends from May to September. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label printed in Russian in Cyrillic letter with hand-written notation in black ink.
Plant specimen: Rosaceae B. Juss. Spirea Chamaedrifolia L. Common name germander meadowsweet or elm-leaved spirea
Rosaceae B. Juss. Spirea Chamaedrifolia L. Common name germander meadowsweet or elm-leaved spirea. Plant specimen collected by N.E. Hansen, 1924. Spiraea chamaedryfolia is a shrub reaching a height of 1–1.5 meters (3 feet 3 inches–4 feet 11 inches). Branchlets are brownish or red-brown. Leaves are simple, oblong or lance-shaped, toothed on the edges, 40–60 millimeters (1.6-2.4 inches) long and 10-30 millimeters (0.39-1.18 inches) wide, with a petiole of 4-7 millimeters. The white flowers of 6-9 millimeters in diameter grow in spike-like clusters at the ends of the branches. Flowering period extends from May to September. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label printed in Russian in Cyrillic letter with hand-written notation in black ink.
Plant specimen: Rosaceae B. Juss. Spirea Chamaedrifolia L. Common name germander meadowsweet or elm-leaved spirea
Rosaceae B. Juss. Spirea media Schmidt. Plant specimen collected by N.E. Hansen, 1924. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label printed in Russian in Cyrillic letter with hand-written notation in blank ink.
Plant specimen: Rosaceae B. Juss. Spirea media Schmidt
Saxifragaceae Dumort. Deutzia parviflora Bunge. Plant specimen collected by N.E. Hansen, 1924. Saxifragaceae are found mostly in the Northern Hemisphere, with centers of diversity in the Himalayas, East Asia, and Western North America. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label printed in Russian in Cyrillic letter with hand-written notation in black ink.
Plant specimen: Saxifragaceae Dumort. Deutzia parviflora Bunge
Saxofragaceae Dumort. Ribes manshuricum (Max.) Kom. Plant specimen collected by N.E. Hansen, 1924. Saxifragaceae are found mostly in the Northern Hemisphere, with centers of diversity in the Himalayas, East Asia, and Western North America. N.E. Hansen (1866-1950) was a Danish-American horticulturist and botanist who was a pioneer in plant breeding. Hansen came to South Dakota in 1895 and became the first head of the Horticultural Department of South Dakota State College. He also served as agricultural explorer for the United States Department of Agriculture. He searched for hardy grasses, fruits, and other plants throughout Europe and Asia and brought them back to the United States to raise or crossbreed with American varieties to produce hardy plants. Specimen is mounted on an 11.5 x 16.5 inch herbarium sheet accompanied by a label printed in Russian in Cyrillic letter with hand-written notation in black ink.
Plant specimen: Saxofragaceae Dumort. Ribes manshuricum (Max.) Kom
Plant-breeding - Comments of the experiments of Nilsson and Burbank by Hugo DeVries
Plant-breeding - Comments of the experiments of Nilsson and Burbank by Hugo DeVries
Point on the Inland Sea in Japan; written in pencil on the back Point on Inland Sea, Japan 1924.
Point on the Inland Sea in Japan in 1924
Porters lifting iron pipes at the port on Tokyo Bay at Yokohama, Japan; written in pencil on the back: Porters lifting iron pipes at Yokohama 1924.
Porters lifting iron pipes at the port on Tokyo Bay at Yokohama, Japan in 1924
Transmission lines on the Trans-Siberian Railway enroute to Saolin in northern China; written in pencil on the back: On Siberian Railway enroute to Saolin 1924 North China.
Powerlines on the Trans-Siberian Railway enroute to Saolin in northern China in 1924
Professor N.E. Hansen stand in ornamental grass at the horticulture grounds of South Dakota State College, the classroom building (right) and the Horticulture building (behind Hansen) are visible in the background.
Professor N.E Hansen on the horticulture grounds at South Dakota State College, undated
Portrait of Professor N.E. Hansen
Professor N.E. Hansen, undated
Publications: (1.) Plants for Dry Western Uplands (2.) Some New Hybrid Plums
Publications: (1.) Plants for Dry Western Uplands (2.) Some New Hybrid Plums
Publications: (1.) Plants for dry western uplands (2.) Some new hybrid plums
Publications: (1.) Plants for dry western uplands (2.) Some new hybrid plums
Publications: (1.) Plants for Dry Western Uplands (2.) Some New Hybrid Plums (3.) $50 in Prizes
Publications: (1.) Plants for Dry Western Uplands (2.) Some New Hybrid Plums (3.) $50 in Prizes
Publications: Better fruits and gardens for South Dakota
Publications: Better fruits and gardens for South Dakota
Publications: Breeding hardy fruits
Publications: Breeding hardy fruits
Publications: Carl A. Hansen Nursery
Publications: Carl A. Hansen Nursery
Publications: Co-operative tests in 1904 of peas, beans, sweet corn and cabbage
Publications: Co-operative tests in 1904 of peas, beans, sweet corn and cabbage
Publications: Co-operative tests of alfalfa from Siberia and European Russia
Publications: Co-operative tests of alfalfa from Siberia and European Russia
Publications: Early garden peas
Publications: Early garden peas
Publications: Elements of prairie horticulture
Publications: Elements of prairie horticulture
Publications: Evergreens for South Dakota
Publications: Evergreens for South Dakota
Publications: Evergreens in South Dakota
Publications: Evergreens in South Dakota
Publications: Experiments in plant heredity
Publications: Experiments in plant heredity
Publications: Experiments in plant heredity
Publications: Experiments in plant heredity
Publications: Fifty years as agricultural explorer and plant breeder
Publications: Fifty years as agricultural explorer and plant breeder
Publications: Flowers every day in the year
Publications: Flowers every day in the year
Publications: Fruit list of the South Dakota State Horticulture
Publications: Fruit list of the South Dakota State Horticulture
Publications: Fruit stocks where the mercury freezes
Publications: Fruit stocks where the mercury freezes
Publications: Fruit stocks where the mercury freezes
Publications: Fruit stocks where the mercury freezes
Publications: Hardy roses for South Dakota
Publications: Hardy roses for South Dakota
Publications: Hardy roses for South Dakota
Publications: Hardy roses for South Dakota
Publications: Letter from Professor N.E. Hansen, Brookings, South Dakota
Publications: Letter from Professor N.E. Hansen, Brookings, South Dakota
Publications: List of Experiment Station bulletins by Hansen
Publications: List of Experiment Station bulletins by Hansen
Publications: New hardy fruits for the Northwest
Publications: New hardy fruits for the Northwest
Publications: No title
Publications: No title
Publications: Northern novelties for . . .
Publications: Northern novelties for . . .
Publications: Northern novelties for . . .
Publications: Northern novelties for . . .
Publications: Northern novelties for . . .
Publications: Northern novelties for . . .
Publications: Northern novelties for . . .
Publications: Northern novelties for . . .
Publications: Northern novelties for . . .
Publications: Northern novelties for . . .
Publications: Northern Plant Novelities for 1940
Publications: Northern Plant Novelities for 1940
Publications: Northern Plant Novelities for 1941
Publications: Northern Plant Novelities for 1941
Publications: Northern plant novelties for 1944
Publications: Northern plant novelties for 1944
Publications: Northern plant novelties for 1945
Publications: Northern plant novelties for 1945
Publications: Ornamental trees of South Dakota
Publications: Ornamental trees of South Dakota
Publications: Ornamental trees of South Dakota
Publications: Ornamental trees of South Dakota
Publications: Plant introductions
Publications: Plant introductions
Publications: Plant introductions
Publications: Plant introductions
Publications: Plums in South Dakota
Publications: Plums in South Dakota
Publications: Possibilities of the western sand cherry
Publications: Possibilities of the western sand cherry
Publications: Prof. Hansen's hybrid cherry - plums
Publications: Prof. Hansen's hybrid cherry - plums
Publications: Progress in plant breeding
Publications: Progress in plant breeding
Publications: Proso and baoliang as table foods
Publications: Proso and baoliang as table foods
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