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Articles 39031 - 39059 of 39059
Full-Text Articles in Biology
Synopsis Of The Conjugate Algae-Zygophyceae, Charles E. Bessey
Synopsis Of The Conjugate Algae-Zygophyceae, Charles E. Bessey
School of Biological Sciences: Faculty Publications
A dozen or more years ago the writer prepared a series of papers on these plants, which were published in volumes 21, 22 and 23 of these Transactions, and now it seems that time enough has elapsed to warrant another paper dealing with the same group, and including such revisions as are now made necessary because of our better knowledge of their structure, and the structure of the nearly related plants.
A Notable Botanical Career, Charles E. Bessey
A Notable Botanical Career, Charles E. Bessey
School of Biological Sciences: Faculty Publications
I have before me the " Report of the Botanist" to the Regents of the University of the State of New York, bearing date of January 1, 1868, covering less than two pages, and signed by Charles H. Peck. There is internal evidence that his services began July 1, 1867, the writer reporting what he had accomplished in the half year since that date. A year later the " Report of the Botanist " covered about 80 pages and included a short general statement followed by (A) List of Species of Which Specimens Have Been Mounted; (B) Plants Collected; (C) …
Rocky Mountain Flowers, Frederic E. Clements, Edith Schwartz Clements
Rocky Mountain Flowers, Frederic E. Clements, Edith Schwartz Clements
School of Biological Sciences: Faculty Publications
AN ILLUSTRATED GUIDE FOR PLANT-LOVERS AND PLANT-USERS WITH TWENTY-FIVE PLATES IN COLOR AND TWENTY-TWO PLATES IN BLACK AND WHITE
The present book is an endeavor to present the materials of the Rocky Mountain flora in preliminary form from the standpoint of the experimental ecologist. The latter is concerned primarily with the relationships of "species" and their subdivisions as an organic expression or measure of habitat differences, and of the competitive relations of the various formations. Whatever the taxonomic value of the numerous segregates of the last decade or two, the fact that the binomial form conceals the relationship to the …
Some Of The Next Steps In Botanical Science, Charles E. Bessey
Some Of The Next Steps In Botanical Science, Charles E. Bessey
School of Biological Sciences: Faculty Publications
When one who has worked long in any
field of science speaks before an audience
such as this he is expected to say something
about the condition of his branch of science
when he began work with meager and
poorly adapted apparatus, to contrast it
with its greatly improved condition to-day,
and to dwell with pride upon the finely
equipped laboratories with costly apparatus
especially designed for particular
experiments, to be found by the twentieth
century scientific student. And 1 must
confess that the temptation to do so was
one difficult to resist, for we who have
grown old in …
The Psychology Of Senescence: An Introductory Study, Charles W. St. John
The Psychology Of Senescence: An Introductory Study, Charles W. St. John
Historical Dissertations & Theses
The following biographical studies have been made with the purpose of showing through concrete cases some aspects of mental decline in senescence. To the objection that each of these cases follows a course in a degree divergent from that of normal mental decline, the reply is that a study of these striking instanced, we believe, afford a more ready insight into the underlying phenomena than would a similar one which deals with average or typical cases. The significance of exceptional cases should not be underestimated. Certain peculiar conditions have been present which have modified the typical phenomena, but after due …
New Elementary Agriculture, Charles E. Bessey, Lawrence Bruner, Goodwin D. Swezey
New Elementary Agriculture, Charles E. Bessey, Lawrence Bruner, Goodwin D. Swezey
School of Biological Sciences: Faculty Publications
This is an agricultural nation. The products of the soil are the basis of her industries and her prosperity. The children of our great Commonwealths should be familiar with our crops, our grains and grasses, our flowers and fruits, our trees and shrubs and weeds, our domestic animals and birds and insects. Our children should have a practical knowledge of the management of a farm, of the composition of the soil, and of the adaptability of the farm and its soil for the cultivation of certain plants and the counter effect of such plant growth upon the soil. They should …
Botanical Teaching, Charles E. Bessey
Botanical Teaching, Charles E. Bessey
School of Biological Sciences: Faculty Publications
Some months ago a suggestion was made that at this dinner we should ask ourselves the question: Why is it that with the enormous classes we are having in botany there is a marked dearth of properly trained men who can serve as instructors in colleges and universities?
Organization And Polarity Of Protoplasm, John P. Munson
Organization And Polarity Of Protoplasm, John P. Munson
All Faculty Scholarship for the College of the Sciences
In higher forms of life, we usually concede the presence of an organ specialized for the performance of a function. In these higher forms coordination of organs, which entails a regular sequence in their functions, is readily made out; and it seems a mere platitude to say, of these, that organization determines the functions of the organism. To what extent can functions exist in the absence of organization; does the one precede the other; or have function and organization developed simultaneously, out of matter devoid of both structure and function? In my studies on the cell, I have kept these …
Embryology And Evolution, Malo Marius Amunson
Embryology And Evolution, Malo Marius Amunson
Manuscript Thesis Collection
The proofs of evolution must be sought in the entire field of science. Direct proof is found in the study of Morphology, whose bases are comparative anatomy; embryology; in the study of paleontology, of geology, of geographical distribution, in the study of nature and experiments of today. In this vast field of direct proofs of evolution it is our purpose to present some of the evidences of evolution as furnished by one of these, namely, Comparative Embryology.
Spermatogenesis Of The Butterfly, Papilio Rutulus, John P. Munson
Spermatogenesis Of The Butterfly, Papilio Rutulus, John P. Munson
All Faculty Scholarship for the College of the Sciences
For a number of years I have been studying the spermatogenesis of Papilio rutulus (pl. 12, fig. 1) not ,with any one single problem especially in view, but with the aim of ascertaining the entire life history of its sperm cell, its various phases of development, its mode of growth and differentiation, the history of its several parts, and its relation to the organism.
The Relation Of Leaf Structure To Physical Factors, Edith Schwartz Clements
The Relation Of Leaf Structure To Physical Factors, Edith Schwartz Clements
School of Biological Sciences: Faculty Publications
The leaf, as the seat of important physiological functions of the plant, and because of its modification by external factors, has long been a fruitful subject for investigation. As a rule, however, investigators have confined themselves solely to the histology and morphology of the leaf, independent of its relations to physical factors. Where the latter have been considered at all, it has been in a more or less general way, or undue importance has been assigned to one or another of the physical factors, and others have been ignored entirely. In no case have they been carefully measured. The aim …
The Grasses Of Nebraska, Charles E. Bessey, Robert Bolin , Depositor
The Grasses Of Nebraska, Charles E. Bessey, Robert Bolin , Depositor
School of Biological Sciences: Faculty Publications
Dr Bessey was the Nebraska State Botanist and Professor of Botany at University of Nebraska. This report contains a classification list of grasses found in the state and brief comments on the usefulness of the various grasses.
Researches On The Oogenesis Of The Tortoise, Clemmys Marmorata, John P. Munson
Researches On The Oogenesis Of The Tortoise, Clemmys Marmorata, John P. Munson
Biology Faculty Scholarship
No abstract available.
The Distribution Of The Native Forest Trees Of Nebraska, Charles E. Bessey, Robert Bolin , Depositor
The Distribution Of The Native Forest Trees Of Nebraska, Charles E. Bessey, Robert Bolin , Depositor
School of Biological Sciences: Faculty Publications
This document lists 67 trees identified by Dr Bessey with the help of others around the state. It includes the common and scientific names as well brief comment about each tree. Small maps are provided showing the distribution of each tree.
Sanitation Of Drinking Water, Kentucky Library Research Collections
Sanitation Of Drinking Water, Kentucky Library Research Collections
Research Collections
The Arena was an American literary and political magazine founded by journalist, Benjamin Flower. Flower wanted the magazine to "agitate, educate, organize," he used investigative techniques to obtain information to bring about social, economic and political reform. This article focuses on the contamination of drinking water and its role in spreading diseases.
Development Of The Femur Of The Cat, E. A. Brown
Development Of The Femur Of The Cat, E. A. Brown
Manuscript Thesis Collection
Abstract unavailable.
Peripheral Nerve-Endings In The Cat, Laura Mace
Peripheral Nerve-Endings In The Cat, Laura Mace
Manuscript Thesis Collection
No abstract provided.
Student Biology Notebook, Jack Thorington, Joseph S. Winter
Student Biology Notebook, Jack Thorington, Joseph S. Winter
Winter Letterbooks
Student Biology Notebook dated 1894.
Student Biology Notebook No.2, Jack Thorington, Joseph S. Winter
Student Biology Notebook No.2, Jack Thorington, Joseph S. Winter
Winter Letterbooks
Student Biology Notebook dated 1894.
The Alcohols, Charles E. Baker
The Alcohols, Charles E. Baker
Manuscript Thesis Collection
A study of Alcohols and the human body's reactions to them.
Evolution And Classification, Charles E. Bessey
Evolution And Classification, Charles E. Bessey
Papers in Systematics and Biological Diversity
As we have gathered up the scattered masses of botanical knowledge, laboriously wrought out by many isolated workers, and attempted to fit them together into a consistent whole, which should outline the structure of the temple of botany, we have found that the workmen have not always followed the same architectural plan, and have often used different units of measurement. With the increasing specialization so noticeable year by year there is a corresponding lack of coordination of work. To this lack of coordination, this want of unity of measurement, this misunderstanding of plan, we can no longer close our eyes, …
A Second Report Upon The Native Trees And Shrubs Of Nebraska, Charles E. Bessey, Robert Bolin , Depositor
A Second Report Upon The Native Trees And Shrubs Of Nebraska, Charles E. Bessey, Robert Bolin , Depositor
School of Biological Sciences: Faculty Publications
Dr. Bessey was then Nebraska State Botanist and “Professor of Botany, State University, Lincoln Nebraska.” The State University is now called that University of Nebraska–Lincoln. This document was published as a contribution to the knowledge of the native woody plants of the state. Several reports had been published previously each containing additions and corrections. This report contains a “Special Request” that asked readers around the state to send samples of native trees and shrubs to the author.
The report contains a classification list of the various trees and shrubs along with information about where they can be found. A table …
Alfred E. Eaton - Father Of Modern Classification Of Mayflies, Late 1800'S, P. Barnard
Alfred E. Eaton - Father Of Modern Classification Of Mayflies, Late 1800'S, P. Barnard
Eatonia
This is the only known photograph of Rev. Alfred E. Eaton. It is provided by P. Barnard.
The Eatonia newsletter is named after Rev. Alfred E. Eaton who studied mayflies in England in the late 1800’s and is considered the “father” of the modern classification of mayflies.
Botany Sketchbook - Orville Wright, Orville Wright
Botany Sketchbook - Orville Wright, Orville Wright
Wright Family School Items
A botany notebook that belonged to Orville Wright filled with drawings and observations about flowers and other plants sometime between 1887 and 1888.
Some Observations On Living Cells, S. Calvin
Some Observations On Living Cells, S. Calvin
Journal of the Minnesota Academy of Science
No abstract provided.
Report On The Birds Of Minnesota, P. L. Hatch
Report On The Birds Of Minnesota, P. L. Hatch
Journal of the Minnesota Academy of Science
No abstract provided.
President's Address: Did Life Originate By Law?
President's Address: Did Life Originate By Law?
Journal of the Minnesota Academy of Science
No abstract provided.
Passenger Pigeons The Penny Magazine, Department Of Library Special Collections
Passenger Pigeons The Penny Magazine, Department Of Library Special Collections
Research Collections
No abstract provided.
Human Complement Protein C8: The “Hole” Story, James M. Sodetz
Human Complement Protein C8: The “Hole” Story, James M. Sodetz
Journal of the South Carolina Academy of Science
No abstract provided.