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Life Sciences Commons

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Articles 1 - 18 of 18

Full-Text Articles in Life Sciences

Let's Control Swarming, William P. Nye, George F. Knowlton Apr 1969

Let's Control Swarming, William P. Nye, George F. Knowlton

All PIRU Publications

No abstract provided.


Aggressive Man And Aggressive Beast, Allen W. Stokes Mar 1969

Aggressive Man And Aggressive Beast, Allen W. Stokes

Faculty Honor Lectures

Whether man can live in harmeny with his environment depends in great measure en his ability to' live with his fellew man. Can man learn to' engineer human seciety in time to' prevent a helecaust? Mere specifically, can we learn to' prevent aggressien er to' channel it harmlessly? The ethelegist leeks upen man's behavier as just part ef the tetal spectrum ef animal behavier. Therefere, much of what we learn abeut the behavier ef lewer animals sheuld relate to' human behavier.

Aggressien is in the headlines every day, and in the past few years there has been a 'Steady stream …


A National Program Of Research For Bees And Other Pollinating Insects And Insects Affecting Man, U.S. Department Of Agriculture Mar 1969

A National Program Of Research For Bees And Other Pollinating Insects And Insects Affecting Man, U.S. Department Of Agriculture

An

The United States Department of Agriculture and State Agricultural Experiment Stations are continuing comprehensive planning of research. This report is a part of this joint research planning and was prepared under recommendation 2 (page 204, paragraph 3) of the National Program of Research for Agriculture.


The Biology And External Morphology Of Bees With A Synopsis Of The Genera Of North-Western America, W. P. Stephen, George E. Bohart, P. F. Torchio Jan 1969

The Biology And External Morphology Of Bees With A Synopsis Of The Genera Of North-Western America, W. P. Stephen, George E. Bohart, P. F. Torchio

All PIRU Publications

No abstract provided.


A New Species Of Dufourea From California *Hymenoptera: Halictidae), George E. Bohart Jan 1969

A New Species Of Dufourea From California *Hymenoptera: Halictidae), George E. Bohart

All PIRU Publications

No abstract provided.


Phoretic Behavior Of Four Species Of Alkali Bee Mites As Influenced By Season And Host Sex, Earle A. Cross, George E. Bohart Jan 1969

Phoretic Behavior Of Four Species Of Alkali Bee Mites As Influenced By Season And Host Sex, Earle A. Cross, George E. Bohart

All PIRU Publications

No abstract provided.


Dolichopodidae (Diptera) And Braconidae (Hymenoptera) Of Curlew Valley, G. F. Knowlton, W.J. Hanson, G.E. Bohart Jan 1969

Dolichopodidae (Diptera) And Braconidae (Hymenoptera) Of Curlew Valley, G. F. Knowlton, W.J. Hanson, G.E. Bohart

Memorandum

No abstract provided.


Selective Breeding Of Honeybees For Alfalfa Pollen Collection: Sixth Generation And Outcrosses, O. Mackensen, William P. Nye Jan 1969

Selective Breeding Of Honeybees For Alfalfa Pollen Collection: Sixth Generation And Outcrosses, O. Mackensen, William P. Nye

All PIRU Publications

No abstract provided.


The Effect Of Livestock Grazing On An Aspen Forest Community, Ronald G. Weatherill, Lloyd B. Keith Jan 1969

The Effect Of Livestock Grazing On An Aspen Forest Community, Ronald G. Weatherill, Lloyd B. Keith

Aspen Bibliography

During 1967-68 a study was conducted near Rochester, Alberta, to evaluate the effect of grazing by domestic livestock on an aspen (Populus tremuloides) forest community and on some common wildlife populations therein.


Full-Tree Harvesting System Aids Forest Management, Z.A. Zasada, J.C. Tappeiner Jan 1969

Full-Tree Harvesting System Aids Forest Management, Z.A. Zasada, J.C. Tappeiner

Aspen Bibliography

No abstract provided.


The Effects Of Some Silvicultural And Soil Treatments On Aspen (Populus Tremuloides Michx.) Reproduction In Northern Utah, Calvin O. Baker Jan 1969

The Effects Of Some Silvicultural And Soil Treatments On Aspen (Populus Tremuloides Michx.) Reproduction In Northern Utah, Calvin O. Baker

Aspen Bibliography

No abstract provided.


The Effect Of Cattle, Sheep, And Other Factors On Aspen (Populus Tremuloides) Reproduction After Clear-Cut Logging In Southern Utah, Paul A. Lucas Jan 1969

The Effect Of Cattle, Sheep, And Other Factors On Aspen (Populus Tremuloides) Reproduction After Clear-Cut Logging In Southern Utah, Paul A. Lucas

Aspen Bibliography

No abstract provided.


Populus: A Bibliography Of World Literature, 1854-1963, R.E. Farmer Jr., J.S. Mcknight Jan 1969

Populus: A Bibliography Of World Literature, 1854-1963, R.E. Farmer Jr., J.S. Mcknight

Aspen Bibliography

No abstract provided.


The Effect Of Reduced Extractive Content On The Burning Rate Of Aspen Leaves, C.W. Philpot Jan 1969

The Effect Of Reduced Extractive Content On The Burning Rate Of Aspen Leaves, C.W. Philpot

Aspen Bibliography

No abstract provided.


Prescribed Burning Weather In Minnesota, Rodney Sando Jan 1969

Prescribed Burning Weather In Minnesota, Rodney Sando

Aspen Bibliography

No abstract provided.


Exclosures And Natural Areas On Rangelands In Utah, W. A. Laycock Jan 1969

Exclosures And Natural Areas On Rangelands In Utah, W. A. Laycock

Aspen Bibliography

No abstract provided.


Aspen Grove Use By Deer, Elk, And Cattle In Southwestern Coniferous Forests, Hudson G. Reynolds Jan 1969

Aspen Grove Use By Deer, Elk, And Cattle In Southwestern Coniferous Forests, Hudson G. Reynolds

Aspen Bibliography

Aspen groves within mixed conifer forests produce more herbaceous understory than adjacent forest. Thinning aspen groves improves herbaceous understory and aspen regeneration. Higher deer and cattle use of aspen groves is associated with the greater abundance of understory vegetation.


Spectral Infra-Red Reflection Measurements From Natural And Treated Aspen Forests, Frank W. Haws, Ralph Briscoe, Allan Steed Jan 1969

Spectral Infra-Red Reflection Measurements From Natural And Treated Aspen Forests, Frank W. Haws, Ralph Briscoe, Allan Steed

Aspen Bibliography

No abstract provided.