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Articles 50311 - 50340 of 52392

Full-Text Articles in Physical Sciences and Mathematics

Rodent Seed Foraging Strategies And Competition With Ants In The Sonoran Desert, J. H. Brown Jan 1975

Rodent Seed Foraging Strategies And Competition With Ants In The Sonoran Desert, J. H. Brown

Progress reports

No abstract provided.


Factors Affecting Seed Reserves In The Soil Of A Desert Ecosystem, R. M. Chew, J. F. Nelson Jan 1975

Factors Affecting Seed Reserves In The Soil Of A Desert Ecosystem, R. M. Chew, J. F. Nelson

Progress reports

No abstract provided.


Functional Relationships Among The Organisms Comprising Detritus-Based Foodchains At The Rock Valley Site, J. F. Mcbrayer, G. E. Mamolito, P. J. Franco Jan 1975

Functional Relationships Among The Organisms Comprising Detritus-Based Foodchains At The Rock Valley Site, J. F. Mcbrayer, G. E. Mamolito, P. J. Franco

Progress reports

No abstract provided.


Influence Of Digging Rodents On Primary Production In Rock Valley, L.F. Soholt, W.K. Irwin Jan 1975

Influence Of Digging Rodents On Primary Production In Rock Valley, L.F. Soholt, W.K. Irwin

Progress reports

No abstract provided.


Prediction Of Plant-,Soil- And Air-Temperature On A Microscale In The Desert, L. R. Martinez, I. Dirmhirn Jan 1975

Prediction Of Plant-,Soil- And Air-Temperature On A Microscale In The Desert, L. R. Martinez, I. Dirmhirn

Progress reports

No abstract provided.


Physiological And Biochemical Studies Of Nitrogen Fixation In The Nodules Of Sagebrush (Artemisia Ludoviciana) And Other Desert Nitrogen-Fixing Systems, R. B. Farnsworth Jan 1975

Physiological And Biochemical Studies Of Nitrogen Fixation In The Nodules Of Sagebrush (Artemisia Ludoviciana) And Other Desert Nitrogen-Fixing Systems, R. B. Farnsworth

Progress reports

No abstract provided.


Gas Exchange, Translocation, Root Growth And Soil Respiration Of Great Basin Plants, M. M. Caldwell, E. J. Depuit, O. A. Fernandez, H. H. Wiebe, L. B. Camp, R. S. Holthausen, H. Neuber Jan 1975

Gas Exchange, Translocation, Root Growth And Soil Respiration Of Great Basin Plants, M. M. Caldwell, E. J. Depuit, O. A. Fernandez, H. H. Wiebe, L. B. Camp, R. S. Holthausen, H. Neuber

Progress reports

No abstract provided.


Plant Productivity And Nutrient Interrelationships Of Perennials In The Mohave Desert, A. T. Vollmer, S. A. Bamberg, A. Wallace, J. W. Cha Jan 1975

Plant Productivity And Nutrient Interrelationships Of Perennials In The Mohave Desert, A. T. Vollmer, S. A. Bamberg, A. Wallace, J. W. Cha

Progress reports

No abstract provided.


Distribution And Balance Of Biomass And Nutrients In Desert Shrub Ecosystems, J. O. Klemmedson, R. C. Barth Jan 1975

Distribution And Balance Of Biomass And Nutrients In Desert Shrub Ecosystems, J. O. Klemmedson, R. C. Barth

Progress reports

No abstract provided.


Data Search For Aquatic Model, J. Perry Ii, G. W. Minshall Jan 1975

Data Search For Aquatic Model, J. Perry Ii, G. W. Minshall

Progress reports

No abstract provided.


Influence Of Digging Rodents On Primary Production In Rock Valley, L. Soholt, M. R. Griffin, L. Byers Jan 1975

Influence Of Digging Rodents On Primary Production In Rock Valley, L. Soholt, M. R. Griffin, L. Byers

Progress reports

No abstract provided.


Plant Food Preferences Of Two Sympatric Rodents And Their Potential Impact On A Great Basin Shrub Community, E.L. Becker Ii, D.F. Balph Jan 1975

Plant Food Preferences Of Two Sympatric Rodents And Their Potential Impact On A Great Basin Shrub Community, E.L. Becker Ii, D.F. Balph

Progress reports

No abstract provided.


Measurement Of Evapotranspiration With A Monolith Lysimeter, D. W. Young, D. D. Evans, T. W. Sammis, C. Constant Jan 1975

Measurement Of Evapotranspiration With A Monolith Lysimeter, D. W. Young, D. D. Evans, T. W. Sammis, C. Constant

Progress reports

No abstract provided.


Effect Of Soil Water Potential On Soil Moisture Absorption, Transpiration Rate, Plant Water Potential And Growth For Artemisia Tridentata, G. S. Campbell, G. S. Harris Jan 1975

Effect Of Soil Water Potential On Soil Moisture Absorption, Transpiration Rate, Plant Water Potential And Growth For Artemisia Tridentata, G. S. Campbell, G. S. Harris

Progress reports

No abstract provided.


Factors Contributing To Production And Distribution Of Chihuahuan Desert Annuals, P. D. Whitson Jan 1975

Factors Contributing To Production And Distribution Of Chihuahuan Desert Annuals, P. D. Whitson

Progress reports

No abstract provided.


Curlew Valley Validation Site Report, R. S. Shinn, R. D. Anderson, M. Merritt, W. Osborne, J. A. Macmahon Jan 1975

Curlew Valley Validation Site Report, R. S. Shinn, R. D. Anderson, M. Merritt, W. Osborne, J. A. Macmahon

Progress reports

No abstract provided.


Plant Response To Insect Herbivory, B. E. Norton, L. B. Smith Jan 1975

Plant Response To Insect Herbivory, B. E. Norton, L. B. Smith

Progress reports

No abstract provided.


Growth Of Perennials In Response To Varying Moisture And Defoliation Regimes, J. A. Macmahon, B. E. Norton, B. M. Capen Jan 1975

Growth Of Perennials In Response To Varying Moisture And Defoliation Regimes, J. A. Macmahon, B. E. Norton, B. M. Capen

Progress reports

No abstract provided.


Responses And Interactions In Desert Plants As Influenced By Irrigation And Nitrogen Applications, R. B. Hunter, E. M. Romney, J. W. Childress, J. E. Kinnear Jan 1975

Responses And Interactions In Desert Plants As Influenced By Irrigation And Nitrogen Applications, R. B. Hunter, E. M. Romney, J. W. Childress, J. E. Kinnear

Progress reports

No abstract provided.


Nitrogen And Phosphorus Constraints On Primary Production In The Great Basin Desert, J. J. Jurinak, D. W. James, R. L. Evans Jan 1975

Nitrogen And Phosphorus Constraints On Primary Production In The Great Basin Desert, J. J. Jurinak, D. W. James, R. L. Evans

Progress reports

No abstract provided.


Programming Phase Of Water Response Ecosystem Model: V. Annual Plant Submodel, B. J. Gilbert Jan 1975

Programming Phase Of Water Response Ecosystem Model: V. Annual Plant Submodel, B. J. Gilbert

Progress reports

No abstract provided.


Responses And Interactions In Desert Plants As Influenced By Irrigation And Nitrogen Applications, R. B. Hunter, E. M. Romney, J. W. Childress, J. E. Kinnear Jan 1975

Responses And Interactions In Desert Plants As Influenced By Irrigation And Nitrogen Applications, R. B. Hunter, E. M. Romney, J. W. Childress, J. E. Kinnear

Progress reports

No abstract provided.


Influence Of Digging Rodents On Primary Production In Rock Valley, L. Soholt, M. R Griffin, L. Byers Jan 1975

Influence Of Digging Rodents On Primary Production In Rock Valley, L. Soholt, M. R Griffin, L. Byers

Progress reports

No abstract provided.


Factors Contributing To Production And Distribution Of Chihuahuan Desert Annuals, P. D. Whitson Jan 1975

Factors Contributing To Production And Distribution Of Chihuahuan Desert Annuals, P. D. Whitson

Progress reports

No abstract provided.


Growth Of Perennials In Response To Varying Moisture And Defoliation Regimes, J. A. Macmahon, B. E. Norton, B. M. Capen Jan 1975

Growth Of Perennials In Response To Varying Moisture And Defoliation Regimes, J. A. Macmahon, B. E. Norton, B. M. Capen

Progress reports

No abstract provided.


Impact Of Seed Consumers In A Desert Ecosystem, W. C. Whiteford Jan 1975

Impact Of Seed Consumers In A Desert Ecosystem, W. C. Whiteford

Progress reports

No abstract provided.


Water Infiltration Under Desert Conditions, D. D. Evans, S. Nnaji, T. W. Sammis, G. Hansen Jan 1975

Water Infiltration Under Desert Conditions, D. D. Evans, S. Nnaji, T. W. Sammis, G. Hansen

Progress reports

No abstract provided.


Impact Of Seed Consumers Desert Biome, M. Bryant, D.J. Depree, S. Dick-Peddie, P. Hamilton, W.G. Whitford Jan 1975

Impact Of Seed Consumers Desert Biome, M. Bryant, D.J. Depree, S. Dick-Peddie, P. Hamilton, W.G. Whitford

Progress reports

No abstract provided.


Use Of The Normal Generating Distribution For Estimating Population Survival, H. C. Romesburg Jan 1975

Use Of The Normal Generating Distribution For Estimating Population Survival, H. C. Romesburg

Progress reports

No abstract provided.


Comparative Ecology Of The Harvester Ants Pogonomyrmex Barbatus (F. Smith) And Pogonomyrmex Rugosus (Emery), W. G. Whitford, P. Johnson, J. Ramirez Jan 1975

Comparative Ecology Of The Harvester Ants Pogonomyrmex Barbatus (F. Smith) And Pogonomyrmex Rugosus (Emery), W. G. Whitford, P. Johnson, J. Ramirez

Progress reports

No abstract provided.