Browsing Ohio Journal of Science: Volume 67, Issue 1 (January, 1967) by Title
Now showing results 1-20 of 24
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Back Matter
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Book Review
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Book Review
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Book Reviews
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Book Reviews
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The Chromosome Morphology in the Genus Silphium (Compositae)
Settle, Wilbur Jewell ( 1967-01 )A detailed morphologic study of the mitotic chromosomes of root tips in each of the currently recognized species of Silphium reveals a diploid complement of 14 chromosomes. The karyotypes of the species are similar and ... -
Description of Diplocardia Macdowelli a New Megascolecid Earthworm from Mississippi (Oligochaeta)
Murchie, William R. ( 1967-01 )A new quadrithecate earthworm, Diplocardia macdowelli is described from Mississippi. This species is morphologically similar to D. michaelseni, differing from that earthworm in size, number of segments, number of calciferous ... -
Devolana, New Genus of Mexican Deltocephalinae, and a New Species of Devolana (Homoptera: Cicadellidae)
DeLong, Dwight M. ( 1967-01 )A new genus of Deltocephalinae, Devolana, and one new species, D. hemicycla, are described from specimens collected in Iguala, Mexico. Forms resemble species of both Exitianus and Spinulana, to which they are closely ... -
Effects of Progesterone Treatments on Delayed Implantation in Mink
Holcomb, Larry C. ( 1967-01 )Ova nidation took place in female mink treated with progesterone from the 2nd through the 30th day after mating. When treatments were stopped, the females began to resorb fetuses. Perhaps the treatments partially inhibited ... -
Enteric Protozoa of Some Amphibians of the Elk Mountains, Colorado
Panitz, Eric ( 1967-01 ) -
Front Matter
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High Mortality of a Population of Cowbirds Wintering at Columbus, Ohio
Kessler, Francis W.; Giltz, Maurice L.; Burtt, Harold E. ( 1967-01 )High mortality was experienced during two heavy rainfalls by a wintering population of Cowbirds in Columbus, Ohio. Their death was associated with a soaking of their feathers, and their inability to fly and to remain on ... -
Notes on Programmed Instruction and its Application in a Natural Science Course for Freshmen Students
Pettit, Lincoln ( 1967-01 )Limited programed instruction, used in conjunction with non-programable materials, has proved very effective, despite the detailed approach and bulky book. Most students approved of it and most instructors felt it raised ... -
Notes on the Species of Megasida Casey from the United States (Coleoptera: Tenebrionidae)
Triplehorn, Charles A. ( 1967-01 )A tenebrionid beetle from southwestern United States, Megasida tenuicollis New Species, is described. Two species of this genus are now known from north of the Rio Grande River, the other being M. obliterata (Champion). ... -
An Observation of Swimming by the Grasshopper Mouse
Ruffer, David G. ( 1967-01 ) -
The Role of Fur in Heat Regulation in the Guinea Pig
Gilchrist, Richard D.; Wilber, Charles G. ( 1967-01 ) -
Some Plankton Diatoms from the Detroit River and the Western End of Lake Erie Adjacent to the Detroit River
Wujek, Daniel E. ( 1967-01 )Plankton samples were taken from the Detroit River and the western end of Lake Erie from May, 1962 through August, 1963. The plankton diatom flora consisted of 82 species and varieties representing 12 families. Thirteen ...
