Showing 1 - 20 results of 20 for search 'Yothers, M. A. (Merrill Arthur), 1883-1984', query time: 0.05s
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1
Tree hoppers and their control in the orchards of the Pacific Northwest / by Yothers, M. A. (Merrill Arthur), 1883-1984
Published 1930Call Number: Loading…
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2
Observations on the biology and control of the treehopper Heliria praealta (Fowler) in orchards of the Pacific Northwest / by Yothers, M. A. (Merrill Arthur), 1883-1984
Published 1941Call Number: Loading…
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3
Life history of the codling moth in the Rogue River Valley of Oregon / by Yothers, M. A. (Merrill Arthur), 1883-1984
Published 1931Call Number: Loading…
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4
Scraping and banding apple trees as a supplementary codling moth control measure in the Pacific Northwest / by Yothers, M. A. (Merrill Arthur), 1883-1984
Published 1949Call Number: Loading…
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5
Tree hoppers and their control in the orchards of the Pacific Northwest / by Yothers, M. A. (Merrill Arthur), 1883-1984
Published 1931Call Number: Loading…
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6
Biology and control of tree hoppers injurious to fruit trees in the Pacific Northwest / by Yothers, M. A. (Merrill Arthur), 1883-1984
Published 1934Call Number: Loading…
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7
Tree hoppers and their control in orchards of Pacific Northwest.
Published 1931Other Authors: “…Yothers, M. A. (Merrill Arthur), 1883-1984…”
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8
Tree hoppers and their control in orchards of Pacific Northwest
Published 1931Other Authors: “…Yothers, M. A. (Merrill Arthur), 1883-1984…”
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9
Experiments for the control of the European red mite and other fruit-tree mites / by Newcomer, E. J. (Erval Jackson), 1890-1980
Published 1927Other Authors: “…Yothers, M. A. (Merrill Arthur), 1883-1984…”
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10
Experiments with insecticides for codling-moth control / by Newcomer, E. J. (Erval Jackson), 1890-1980
Published 1932Other Authors: “…Yothers, M. A. (Merrill Arthur), 1883-1984…”
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11
Biology of the European red mite in the Pacific Northwest / by Newcomer, E. J. (Erval Jackson), 1890-1980
Published 1929Other Authors: “…Yothers, M. A. (Merrill Arthur), 1883-1984…”
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12
Experiments for the control of the San Jose scale with lubricating-oil emulsions in the Pacific Northwest / by Newcomer, E. J. (Erval Jackson), 1890-1980
Published 1931Other Authors: “…Yothers, M. A. (Merrill Arthur), 1883-1984…”
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13
Life history of codling moth in Rogue River Valley of Oregon
Published 1931Other Authors: “…Yothers, M. A. (Merrill Arthur), 1883-1984…”
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14
Control of the codling moth in the Pacific Northwest / by Newcomer, E. J. (Erval Jackson), 1890-1980
Published 1924Other Authors: “…Yothers, M. A. (Merrill Arthur), 1883-1984…”
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15
Experiments with insecticides for codling-moth control
Published 1932Other Authors:Call Number: Loading…
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16
Experiments for control of European red mite and other fruit-tree mites
Published 1927Other Authors:Call Number: Loading…
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17
Control of codling moth in Pacific Northwest
Published 1931Other Authors:Call Number: Loading…
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18
Biology of European red mite in Pacific Northwest
Published 1929Other Authors:Call Number: Loading…
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19
Control of the codling moth in the Pacific Northwest /
Published 1929Other Authors:Call Number: Loading…
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20
Potato growing in Washington.
Published 1917Other Authors:Call Number: Loading…
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