Identifier: annualreportofbo3311newy (find matches)
Title: Annual report of the Board of Control of the New York Agricultural Experiment Station
Year: 1882 (1880s)
Authors: New York State Agricultural Experiment Station. Board of Control
Subjects: New York State Agricultural Experiment Station Agriculture
Publisher: Geneva, N.Y. New York Agricultural Experiment Station under authority of Cornell University
Contributing Library: University of Illinois Urbana-Champaign
Digitizing Sponsor: University of Illinois Urbana-Champaign

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in a much lower temperature than that usually found inthe field. A further difference from field conditions was caused bythe aeration which necessarily results from the ordinary method offilling a pot with soil. The results of this pot experiment are summarized in Table 11They are inconclusive. An increase in germ content is shown whilethe soil is frozen; but it is a much smaller increase than that observedunder field conditions, and is not followed by a decrease Miter thawing. 8 The soil nomenclature of the Bureau of Soils has been used throughout this work.The soils mentioned are described in the Soil Surveys of Ontario and of TompkinsCounties, New York, published by this 1ureau. They are all glacial lake-bottomsoils; see Fairehild, New York State Museum Bui. 1-7, pp. o6, 1909. New York Agricultural Experiment Station. 1 83 The experiment was discontinued on April 11, too soon to make itcertain that the numbers of bacteria would not, eventually, havereturned to their original level.
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The multiplication of bacteria in frozen soil, indicated by theanalyses made at Ithaca, was so unexpected that some question has 184 Report of the Department of Bacteriology of the Table II.— Bacterial Counts op Potted Soil.Samples taken at Ithaca, N. Y. Date. Bacteriaper gramdry soil. Remarks. 1911.Jan. 4Jan. 11Jan. 16Jan. 25Feb. 11Mar: 20Mar. 27April 4April 11 5,000,00010,000,00012,000,000 7,800,00010,700,00016,000,00019,000,00021,000,00019,000,000 Soil standing indoors, moisture 8 per ct.Soil indoors, moisture 40 per ct. since Jan. 4.Soil indoors, moisture 40 per ct. since Jan. 4.Soil frozen since Jan. 16; except on Jan. 21.Soil thawed Jan. 26-28; frozen since Jan. 29.Frozen artificially since thaw on Feb. 20.Still frozen, but not very stiff since Mar. 22.Soil thawed since Mar. 27; kept indoors.Still thawed; moisture 40 per ct. been raised as to the correctness of the results. As yet, however,not much work has been done by others to test out the matter.Some unpublished work, carr

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