Browse Bulletin - Illinois Natural History Survey by Title

  • Frison, Theodore Henry (Champaign : Illinois Natural History Survey, 1929-05)
    The life of the fall and winter stoneflies is a striking exception to the general rule that insect activity ceases with the approach of cold weather. This rule holds true for the vast majority of insects living in temperate ...

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  • Neely, Dan; Himelick, Eugene Bryson; Crowley, Webster R., Jr. (Champaign : Illinois Natural History Survey, 1970-09)
    Prior to this study the two senior authors, as plant pathologists, had recommended fertilization as a preventive or corrective control measure for several tree diseases. It was recognized, however, that the procedures ...

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  • Cockerell, T.D.A. (Champaign : Illinois Natural History Survey, 1899-01)
    Since the publication of the Check-List* in 1896 no less than three hundred and twenty-two species have been added. A few of these are old species which had been accidentally omitted or improperly reduced to synonyms, but ...

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  • T.D.A.Cockerell (Champaign : Illinois Natural History Survey, 1899)
    Since the publication of the Check-List* in 1896 no k>ss than three hundred and twenty-two species have been added. A few of these are ohl species which had been accidentally omitted or improperly reduced to synonyms, but ...

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  • Larimore, R. Weldon; Smith, Philip Wayne (Champaign : Illinois Natural History Survey, 1963-03)
    The fishes of Champaign County^ Illinois, have received probably as intensive and prolonged study as those in any area of equal size in the Nev\^ World. The long period of observation has furnished an unusual opportunity ...

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  • Larimore, R. Weldon; Bayley, Peter B. (Champaign, Ill. : Illinois Natural History Survey, 1996-10)
    Streams and their aquatic communities are directly and indirectly influenced by the past and present activities of humans. In Champaign County, marshes and tallgrass prairie have been converted to farmland, cities, and ...

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  • Thompson, David H.; Hunt, Francis D. (Champaign : Illinois Natural History Survey, 1930-09)
    A careful account of the local and general distribution of the fishes of Illinois, their relations to their environment, and the function and relative importance of each species in the general system of aquatic life, was ...

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  • Anderson, Harry George (Champaign : Illinois Natural History Survey, 1959-08)
    TWENTY-FIVE years ago the waterfowl population of North America had dropped to such a low point that management of this resource became an important concern of both state and federal wildlife agencies. As a basis for ...

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  • Stevens, F.L. (Champaign : Illinois Natural History Survey, 1919-10)
    In April, 1919, a serious wheat disease was noted in Madison and other counties in Illinois; also in several counties in Indiana. Its most constant character is a darkening, and in severe cases a rotting of the basal ...

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  • Hall, R.C.; Ingall, O.D. (Champaign : Illinois Natural History Survey, 1911-01)
    Illinois as a timber-producing state is so overshadowed by Illinois as an agricultural and mining state that little thought is given to the forests as a source of wealth. Yet the output of her sawmills in native timber ...

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  • Malloch, J.R. (Champaign : Illinois Natural History Survey, 1921-01)
    This paper deals with a small group of two-winged flies, or Diptera, belonging to the subfamily Ochthiphilinae, family Agromyzidae, and is intended to serve as an index both to the habits and the systematic relations of ...

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  • Brown, Louis G.; Yeager, Lee Emmett (Champaign : Illinois Natural History Survey, 1945-09)
    The project had two main objectives, as follows: 1. Determination of squirrel breeding seasons and related biology, the information derived to be used in recommending biologically sound squirrel hunting seasons. 2. ...

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  • Flint, W.P. (Champaign : Illinois Natural History Survey, 1920-11)
    During the season of 1919 a series of experiments for the control of the San Jose scale was conducted in two orchards on the west side of the state. The object of these experiments was to make a thorough test, under field ...

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  • Forsberg, Junius Leonard (Champaign : Illinois Natural History Survey, 1955-09)
    Fusarium disease of gladiolus: its causal agent is one of the most destructive maladies known to affect flower crops. The disease causes large losses to commercial gladiolus growers in Illinois, Indiana, Michigan, ...

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  • Irwin, Michael E.; Lyneborg, Leif (Champaign : Illinois Natural History Survey, 1980-11)
    During the course of preparing the Therevidae chapter for the soon-to-bepublished Manual of Nearctic Diptera (Ganada Department of Agriculture 1981), v\'e found that the previously published descriptions of genera ...

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  • Forbes, Stephen Alfred (Champaign : Illinois Natural History Survey, 1927-04)
    Ecology being the science of the interactions between an organism or a group of organisms and its environment, and between organisms in general and their environment in general, this complex of relations may, of course, ...

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  • Flint, W.P.; Larrimer, W.H. (Champaign : Illinois Natural History Survey, 1928-08)
    The Hessian Fly, an insect that infests practically all of the large wheat-growing areas of the world, was first found in North America on Long Island in 1779 and was probably brought into this country in the straw used ...

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  • Evers, Robert August (Champaign : Illinois Natural History Survey, 1955-08)
    Prairies are grasslands. To many persons, prairies are flat grasslands. However, it is not topography but vegetation that distinguishes prairies and other plant communities. Forests occur on flat land or on slopes. ...

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  • Moore, J.P. (Champaign : Illinois Natural History Survey, 1901)
    This paper is a partial descriptive catalogue of the leech fauna of Illinois. It is founded on collections gathered from time to time during the past twenty-five years hy the Illinois State Laboratory under the direction ...

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  • Hansen, Donald F.; Bennett, George William; Webb, Donald W.; Lewis, John M. (Champaign : Illinois Natural History Survey, 1960-08)
    EXPERIMENTS carried on in the United States during the past 30 years have shown that the total weight of fish in a pond, that is, the standing crop, may be increased two to six times through the use of fertilizers. ...

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