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Articles 1891 - 1920 of 1946

Full-Text Articles in Science and Mathematics Education

A Comparative Study Of Wood Pulp From The Trunk, Limbs, And Roots Of The Quaking Aspen (Populus Tremuloides), John Vernanth, Raynell Walker, Ann Johnson Jan 1965

A Comparative Study Of Wood Pulp From The Trunk, Limbs, And Roots Of The Quaking Aspen (Populus Tremuloides), John Vernanth, Raynell Walker, Ann Johnson

Journal of the Minnesota Academy of Science

A three part study was conducted on a single quaking aspen tree (Populus tremuloides): ( l) the strength and other physical properties of fiberboard made from the trunk, roots, and limbs using the cold soda pulping process, (2) the strength properties of paper made from the trunk, root, and limb sections using the Kraft pulping process, and (3) a chemical analysis of the trunk, roots, and limbs. Results of these studies indicate there are significant differences in many of the properties of the three parts of the tree, and that parts of the tree other than the trunk possess useful …


The Seventy-Sixth Session Of The Iowa Academy Of Science And The Thirty-Second Convention Of The Iowa Junior Academy Of Science, April 17-18, 1964, Iowa Academy Of Science Apr 1964

The Seventy-Sixth Session Of The Iowa Academy Of Science And The Thirty-Second Convention Of The Iowa Junior Academy Of Science, April 17-18, 1964, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


The Seventy-Fifth Session Of The Iowa Academy Of Science And The Thirty-First Convention Of The Iowa Junior Academy Of Science, April 19-20, 1963, Iowa Academy Of Science Apr 1963

The Seventy-Fifth Session Of The Iowa Academy Of Science And The Thirty-First Convention Of The Iowa Junior Academy Of Science, April 19-20, 1963, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


How Teachers Of High School Biology May Introduce Heredity And Birds Through The Use Of Doves, Donald Hood Dickinson Aug 1962

How Teachers Of High School Biology May Introduce Heredity And Birds Through The Use Of Doves, Donald Hood Dickinson

Graduate Student Research Papers

It was the purpose of this study (1) to present a method of teaching principles of heredity at a level understandable to students of a high school biology class, (2) to present a list of resource materials for use in a heredity unit, and (3) to show how the use of live animals might intensify student interest in this subject as well as in other phases of bird life such as nest building, incubation of eggs, hatching of eggs, voice and communication, and effects of nutrition on chick development.


The Seventy-Fourth Session Of The Iowa Academy Of Science And The Thirtieth Convention Of The Iowa Junior Academy Of Science, April 13-14, 1962, Iowa Academy Of Science Apr 1962

The Seventy-Fourth Session Of The Iowa Academy Of Science And The Thirtieth Convention Of The Iowa Junior Academy Of Science, April 13-14, 1962, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


Department Of Entomology Newsletter - No. 1, 1962 Jan 1962

Department Of Entomology Newsletter - No. 1, 1962

Hexapod Herald and Other Entomology Department Newsletters

Foreword, the Editors, Norman L. Braasch and John Edman

Greetings, Roscoe E. Hill

Staff (photo)

Graduate Students (photo)

Courses Currently Offered in Entomology, Current Research Projects

Professional Staff biographies

Clerical and Technical Staff

Athletics

Alumni biographies


Introducing Aquatic Ecology To Ninth Graders, Inez P. Sutton Jul 1961

Introducing Aquatic Ecology To Ninth Graders, Inez P. Sutton

Masters Theses

Chapter I

Introduction

In discussing the basis for teaching high school biology, Van Deventer1 states, "...the present typical course in high school biology serves adequately neither the terminal student nor the college entrance student." He holds that today's courses present watered-down versions of college courses to the student before the intelligence of the student has matured enough to grasp such subject matter. As a result there is very little carry-over value from such courses, and the students may even develop a dislike for biology. This study constitutes an effort to understand these problems and to devise ways of solving …


A Review Of The Status Of The Teaching Of Genetics And Evolution In High School Biology Courses With Suggestions For Improving The Teaching Of These Subjects, Carl Jay Bajema May 1961

A Review Of The Status Of The Teaching Of Genetics And Evolution In High School Biology Courses With Suggestions For Improving The Teaching Of These Subjects, Carl Jay Bajema

Masters Theses

Introduction

It is the purpose of this thesis to: (1) discuss the place of genetics and evolution in high school biology courses; (2) specify the objectives that should be attained in teaching genetics and evolution; (3) discuss the current status of the teaching of genetics and evolution in high school biology courses; (4) suggest means of overcoming the three problems which have resulted in the poor teaching of genetics and evolution on the high school level -- first, the problem of religious opposition to the teaching of evolution; second, the problem of a lack of knowledge on the part of …


The Seventy-Third Session Of The Iowa Academy Of Science And The Twenty-Ninth Convention Of The Iowa Junior Academy Of Science, April 14-15, 1961, Iowa Academy Of Science Apr 1961

The Seventy-Third Session Of The Iowa Academy Of Science And The Twenty-Ninth Convention Of The Iowa Junior Academy Of Science, April 14-15, 1961, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


Facts And Figures For The Man On The Land, J A. Mallett Jan 1960

Facts And Figures For The Man On The Land, J A. Mallett

Journal of the Department of Agriculture, Western Australia, Series 4

FARM or station life calls for the exercise of so many different skills that the farmer or pastoralist is usually an accomplished handyman.

For those whose schooldays are far behind them however, the most difficult part of many tasks is that of dealing with the calculations involved, and it is hoped that these facts and figures will serve as a handy aid to those whose mathematical ability has not kept pace with their manual and technical skill.


The Seventy-First Session Of The Iowa Academy Of Science And The Twenty-Sixth Convention Of The Iowa Junior Academy Of Science, April 17, 1959, Iowa Academy Of Science Apr 1959

The Seventy-First Session Of The Iowa Academy Of Science And The Twenty-Sixth Convention Of The Iowa Junior Academy Of Science, April 17, 1959, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


The Seventieth Session Of The Iowa Academy Of Science And The Twenty-Fifth Convention Of The Iowa Junior Academy Of Science, April 18, 1958, Iowa Academy Of Science Apr 1958

The Seventieth Session Of The Iowa Academy Of Science And The Twenty-Fifth Convention Of The Iowa Junior Academy Of Science, April 18, 1958, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


The Sixty-Eighth Session Of The Iowa Academy Of Science And The Twenty-Third Convention Of The Iowa Junior Academy Of Science, April 20-21, 1956, Iowa Academy Of Science Apr 1956

The Sixty-Eighth Session Of The Iowa Academy Of Science And The Twenty-Third Convention Of The Iowa Junior Academy Of Science, April 20-21, 1956, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


Some Photographic Materials And Techniques For High School Biology Teachers, Robert L. Calentine Jan 1956

Some Photographic Materials And Techniques For High School Biology Teachers, Robert L. Calentine

Dissertations and Theses @ UNI

Biology teachers in the smaller high schools are often confronted with the problem of securing sufficient classroom teaching material: charts, specimens, and reference books. A relatively inexpensive method of obtaining resource material would prove valuable to teachers confronted with this problem. Granting that actual study of specimens is of greater value than indirect methods, it is often helpful to have a supply of supplementary visual aids.


The Sixty-Seventh Session Of The Iowa Academy Of Science And The Twenty-Second Convention Of The Iowa Junior Academy Of Science, April 15-16, 1955, Iowa Academy Of Science Apr 1955

The Sixty-Seventh Session Of The Iowa Academy Of Science And The Twenty-Second Convention Of The Iowa Junior Academy Of Science, April 15-16, 1955, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


The Sixty-Sixth Session Of The Iowa Academy Of Science And The Twenty-First Convention Of The Junior Academy Of Science Of Iowa, April 30 And May 1, 1954, Iowa Academy Of Science Apr 1954

The Sixty-Sixth Session Of The Iowa Academy Of Science And The Twenty-First Convention Of The Junior Academy Of Science Of Iowa, April 30 And May 1, 1954, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


The Biological Sciences In The General Education Program, La Roy W. Zell May 1953

The Biological Sciences In The General Education Program, La Roy W. Zell

Journal of the Minnesota Academy of Science

No abstract provided.


The Sixty-Fifth Session Of The Iowa Academy Of Science And The Twentieth Convention Of The Junior Academy Of Science Of Iowa, April 17 And 18, 1953, Iowa Academy Of Science Apr 1953

The Sixty-Fifth Session Of The Iowa Academy Of Science And The Twentieth Convention Of The Junior Academy Of Science Of Iowa, April 17 And 18, 1953, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


The Sixty-Fourth Session Of The Iowa Academy Of Science And The Nineteenth Convention Of The Junior Academy Of Science Of Iowa, April 18 And 19, 1952, Iowa Academy Of Science Apr 1952

The Sixty-Fourth Session Of The Iowa Academy Of Science And The Nineteenth Convention Of The Junior Academy Of Science Of Iowa, April 18 And 19, 1952, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


The Sixty-Third Session Of The Iowa Academy Of Science And The Eighteenth Convention Of The Junior Academy Of Science Of Iowa, April 20 And 21, 1951, Iowa Academy Of Science Apr 1951

The Sixty-Third Session Of The Iowa Academy Of Science And The Eighteenth Convention Of The Junior Academy Of Science Of Iowa, April 20 And 21, 1951, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


The Sixty-Second Session Of The Iowa Academy Of Science And The Seventeenth Convention Of The Junior Academy Of Science Of Iowa, April 21 And 22, 1950, Iowa Academy Of Science Apr 1950

The Sixty-Second Session Of The Iowa Academy Of Science And The Seventeenth Convention Of The Junior Academy Of Science Of Iowa, April 21 And 22, 1950, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


The Sixty-First Session Of The Iowa Academy Of Science, April 15 And 16, 1949, Iowa Academy Of Science Apr 1949

The Sixty-First Session Of The Iowa Academy Of Science, April 15 And 16, 1949, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


The Future Of Biology Majors, Mary M. Keeffe Apr 1949

The Future Of Biology Majors, Mary M. Keeffe

Journal of the Minnesota Academy of Science

No abstract provided.


The Sixtieth Session Of The Iowa Academy Of Science And The Fifteenth Convention Of The Junior Academy Of Science Of Iowa, April 16 And 17, 1948, Iowa Academy Of Science Apr 1948

The Sixtieth Session Of The Iowa Academy Of Science And The Fifteenth Convention Of The Junior Academy Of Science Of Iowa, April 16 And 17, 1948, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


Abstract Papers Apr 1948

Abstract Papers

Journal of the Minnesota Academy of Science

No abstract provided.


The Fifty-Ninth Session Of The Iowa Academy Of Science And The Fourteenth Convention Of The Junior Academy Of Science Of Iowa, April 18 And 19, 1947, Iowa Academy Of Science Apr 1947

The Fifty-Ninth Session Of The Iowa Academy Of Science And The Fourteenth Convention Of The Junior Academy Of Science Of Iowa, April 18 And 19, 1947, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


The Fifty-Eighth Session Of The Iowa Academy Of Science And The Thirteenth Convention Of The Junior Academy Of Science Of Iowa, April 19 And 20, 1946, Iowa Academy Of Science Apr 1946

The Fifty-Eighth Session Of The Iowa Academy Of Science And The Thirteenth Convention Of The Junior Academy Of Science Of Iowa, April 19 And 20, 1946, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


The Fifty-Seventh Session Of The Iowa Academy Of Science, April 15, 1944, Iowa Academy Of Science Apr 1944

The Fifty-Seventh Session Of The Iowa Academy Of Science, April 15, 1944, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


Fifty-Sixth Annual Meeting Of The Iowa Academy Of Science And The Eleventh Annual Convention Of The Junior Academy Of Science Of Iowa, April 17 And 18, 1942, Iowa Academy Of Science Apr 1942

Fifty-Sixth Annual Meeting Of The Iowa Academy Of Science And The Eleventh Annual Convention Of The Junior Academy Of Science Of Iowa, April 17 And 18, 1942, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.


Tenth Annual Convention Of The Junior Academy Of Science Of Iowa, April 25 And 26, 1941, Iowa Academy Of Science Apr 1941

Tenth Annual Convention Of The Junior Academy Of Science Of Iowa, April 25 And 26, 1941, Iowa Academy Of Science

Iowa Academy of Science Documents

No abstract provided.