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1974

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Demography and Role of Herbivorous Ants in a Desert Ecosystem as Functions of Vegetation, Soil and Climate Variables, Walter G. Whitford and Carol Ann Kay; Reports of 1973 Progress

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Physiological Section for the Animal Submodel General-Purpose Model, W. G. Whitford, R. Mishaga, J. Delson, S. Pimm, and F. Kay; Reports of 1973 Progress

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Factors Contributing to Production and Distribution of Chihuahuan Desert Annuals, Paul D. Whitson; Reports of 1973 Progress

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Study on Generality of Desert Simulation Model by Using of Tundra Data, F. E. Wielgolaski, J. Radford, and W. G. Valentine; Reports of 1973 Progress

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Predicting Utilization of Forage Species on Great Basin Desert Winter Range, Donovan C. Wilkin and B. E. Norton; Reports of 1973 Progress

1973

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Diest, food preference and reproductive cycles of some desert rodents, Russell P. Balda, Clark E. Franz, O.J. Reichman, and Kent M. van De Graaff

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Curlew Valley Validation Site Report, David F. Balph

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Plant Productivity and Nutrient Interrelationships of Perennials in the Mohave Desert, Samuel Bamberg, Arthur Wallace, Gale Kleinkopf, and Arthur Vollmer

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Gas Exchange, Translocation and Root Growth of Cold Desert Plants, M. M. Caldwell, H. H. Wiebe, E. J. DePuit, Osvaldo Fernandez, L. B. Camp, and Marcee Fareed

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Effect of Density on the Population Dynamics of Perognathus formosus and its relationships within a Desert Ecosystem, R. M. Chew, F. B. Turner, Peter August, Bernardo Maza, and James Nelson

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Seed Reserves of Desert Soils, Stuart Childs and David W. Goodall

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Seed Reserves of Desert Soils, Stuart Childs and David W. Goodall; 1972 Progress Report

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Decomposition and Mineralization in an Artemisia Tridentata Community in Northern Nevada, Peter L. Comanor

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Decomposition and Mineralization in an Artemisia tridentata Community in Northern Nevada, P. L. Comanor and D. C. Prusso; 1972 Progress Report

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Role of Orthoporus ornatus millipedes in a Desert Ecosystem, C. S. Crawford and R. C. Wooten Jr.

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Model of Net CO2 Exchange Rate for C-4 Grasses, G. L. Cunningham, F. R. Balding, and J. P. Syvertsen

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Density and Dietary Habits of Pocket Gophers (Thomomy bottae centralie) in Rock Valley, R. E. Dingman and James Bandoli

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Prediction of plant-, soil- and air-temperature on a microscale in the desert, Inge Dirmhirn and Frank Eaton

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Predicting Nitrogen Transformations and Ammonia Volatilization in Warm Desert Soils, G. R. Dutt; 1972 Progress Report

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Terrestrial Models: Introduction and MAIN programs, D. W. Goodall and C. Gist

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Demographic and Bioenergetic Studies of Cutworms in Curlew Valley, W. J. Hanson and G. F. Knowlton

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Growth and Development of Sitanion hystrix and Poa sandbergii, M. Hironaka and E. W. Tisdale

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Demographic Studies of Sagebrush Insects as Functions of Various Environmental Factors, T. H. Hsiao and R. L. Kirkland

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Population studies of the desert cottontail (Sylvilagus auduboni) and black-tailed jackrabbit (Lepus californicus) in the Sonoran Desert, C.R. Hungerford, C.H. Lowe, and R.L. Madsen

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Pine Valley Validation Site, C.D. Jorgensen and G. Richins

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Soil as a Factor in Modelling the Phosphorus Cycle in the Desert Ecosystem, J. J. Jurinak and R. A. Griffin; 1972 Progress Report

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Biomass and Nutrients in Desert Shrub Ecosystems, James O. Klemmedson and Edwin L. Smith

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Role of Annual Grasses and Shrubs in Nutrient Cycling of Great Basin Communites, L. G. Kline and C. M. McKell

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Respiratory Metabolism of Utah Chub (Gila atraria), R. H. Kramer and P. K. Rajagopal

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Evaluation of Critical Soil Properties Needed to Predict Soil Water Flow Under Desert Conditions, J Letey Jr, G R. Mehuys, and L V. Weeks; Final Progress Reports

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The Role of Algae in Crust Formation and Nitrogen Cycling in Desert Soils, R I. Lynn and R E. Cameron; Final Progress Reports

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Biology of Nematodes in Desert Ecosystems, R. Mankau, S. A. Sher, and D. W. Freckman

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Evaluation of Critical Soil Properties Needed to Predict Soil Water Flow Under Desert Conditions, G. R. Mehuys, L. H. Stolzy, J. Letey Jr., and L. V. Weeks; Reports of 1973 Progress

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Aquatic Models, Wayne Minshall

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Sensitivity Analysis, I. Noy-Meir and D. Goodall

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Colony Characters of Termites as Related to Population Density and Habitat, W. L. Nutting, M. I. Haverty, and J. P. LaFage

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Proteolytic Activity of Soil Microorganisms, Robert T. O'Brien; 1972 Progress Report

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Productivity and Water Stress in Cacti, D. T. Patten and R. A. Nisbet

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Phenology and Function of Sonoran Desert Annuals in Relation to Environmental Changes, D. T. Patten and E. M. Smith

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Terrestrial Models: Animal Processes (Versions I, II), S. Payne

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Nitrogen and Carbon Flux in a Soil-Vegetation Complex in the Desert Biome, D. B. Porcella, J. E. Fletcher, D. L. Sorensen, G. C. Pidge, and A. Dogan; 1972 Progress Report

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Water Uptake by Plants Under Desert Conditions, H. K. Qashu, D. D. Evans, M. L. Wheeler, and Theodore Sammis

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Terrestrial Models: Soil Processes (Versions I, II, III), J. Radford

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Annual Nutrient and Energy Intake of the Desert Cottontail, Sylvilagus auduboni, Under Natural Conditions, H G. Reynolds, F. J. Turkowski, and R. M. Chew

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Population Structure, Foraging Behavior and Daily Movements of Certain Sonoran Desert Birds, S. M. Russell, P. J. Gould, and E. L. Smith

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Consumption, utilization and modification of nutritional resources by the jackrabbit (Lepus californicus) in the Mohave Desert, V.H. Shoemaker, K.A. Nagy, and W.R. Costa

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Nitrogen Dynamics in Stands Dominated by some Major Cool Desert Shrubs, J. J. Skujins and N. E. West

Demographic and individual growth studies for Dipodomys ordii and Peromyscus maniculatus, H.D. Smith and C.D. Jorgensen

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Measurements of Carbon and Nitrogen Changes in Soil, Eugene E. Staffeldt and Kristina Bemond Vogt

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Distillation-Condensation of Water and Nutrient Movement in a Desert Ecosystem, N. Stark

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Distillation-Condensation of Water and Nutrient Movement in a Desert Ecosystem, N. Stark; 1972 Progress Report

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Tucson Validation Sites Report, John L. Thames

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Gas Exchange and Productivity for Opuntia spp., Irwin P. Ting, H. B. Johnson, T. A. Yonkers, and S. R. Szarek

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Gaseous Losses of Nitrogen from the Soil of Semi-Arid Regions, T. C. Tucker and R. L. Westerman; 1972 Progress Report

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Gaseous Losses of Nitrogen from the Soil of Semi-Arid Regions, T.C. Tucker and R.L. Westerman

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Gaseous Losses of Nitrogen from the Soil of Semi-Arid Regions, T. C. Tucker and R. L. Westernman

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Application of Remote Sensing Techniques for Analysis of Desert Biome Validation Studies, P. T. Tueller and Garwin Lorain

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Reproduction and Survivorship of the Lizard, Uta stansburiana, and the effects of Winter Rainfall, Density and Predation on these Processes, F. B. Turner, P. A. Medica, and D. D. Smith

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Rock Valley Validation Site Report, Frederick B. Turner

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Terrestrial Models: Plant Processes (Version I, II, III), W. Valentine

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Distribution of Mictroorganisms in Desert Soil, A.T. Vollmer, F. Au, and S.A. Bamberg

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Foraging Activity of the Leaf-cutter Ant, Acromyrmex versicolor, in Relation to Season, Weather and Colony Condition, F. G. Werner

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Consumption of Larrea by Chewing Insects, F. G. Werner and A. R. Olsen

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Shoot Growth and Litter Fall Processes as they Bear on Primary Production of some Cool Desert Shrubs, N. E. West and Marcee Fareed

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Jornada Validation Site Report, Walter G. Whitford

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Demography and Bioenergetics of Herbivorous Ants in a Desert Ecosystem as Functions of Vegetation Soil Type and Weather Variables, W. G. Whitford

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Special Purpose Models, D. Wilkin

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Natural Activity Patterns and Thermal Experience in Dipodomys merriani, W. O. Wirtz and D. V. Brown

1972

Prospectus for the Desert Biome N.S.F 1972 Site Visit, N /. A

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Diets, Food Preferences, and Reproductive Cycles of Some Desert Rodents, R. P. Balda, G. C. Bateman, and T. A. Vaughan

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Curlew Valley Validation Site Report, David F. Balph

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Evaluation of Trap Stimulus in Relation to Probability of Rodent Capture, D. F. Balph and R. D. Anderson

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Gaseous Exchange in Mohave Desert Shrubs, S. Bamberg and A. Wallace

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Development of Techniques for Estimating Biomass of Desert Inhabiting Invertebrate Animals, G. L. Bender, J. MacMahon, and S. Szerlip

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Standing Crop and Productivity of Marsh Vegetation at Saratoga Springs, California, W. G. Bradley

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Seasonal Use of Soil Moisture by Mature Velvet Mesquite, Dwight R. Cable

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Gas Exchange of Great Basin Shrubs, M. M. Caldwell, R. T. Moore, R. S. White, and E. J. DePuit

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Assimilation, Metabolism and Growth of Utah Chub, Gila Artaria, F. C. Cheng, R. L. Wallace, T. C. Bjornn, and C. MacPhee

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Effects of Environmental Factors on Rates of Primary Production of Two Desert Grass Species, Gary L. Cunningham and Fred R. Balding

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Transfer of 32p from the Gastrointestinal Tract to Flesh as an Index of Digestive Rate in the Desert Pupfish (Cyprindon Nevadensis), James Deacon

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Radiative Environment and the Surface Temperature on a Microscale in a Sagebrush Biome, Inge Dirmhirn

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Predicting Nitrogen Transformations and osmotic Potentials in Warm Desert Soils, G. R. Dutt and J. Hanks

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Dynamics and Productivity of Aquatic Invertebrates in a Desert Environment, A. R. Gaufin, J. Stanford, E. Clubb, and E. Nisonger

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Methodological and Validation Study of Seed Reserves in Desert Soils, David W. Goodall, Stuart Childs, and Herman Wiebe; Final Progress Reports

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Life History and Life Process Studies of the Water Scavenger Beetle, Hydrophilus triangularie Say, M. D. Hallmark and C. R. Ward

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Statistical Analysis of Desert Rock Distributions, Eugene Richard Heyman

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Growth and Development of Sitanion Hystrix and Poa Sandergii, M. Hironaka and E. W. Tisdale

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Validation Studies and Bacterial Mineralization of Organic Carbon at Locomotive Springs, J. Anne Holman, F. W. Post, and I. Walkiw

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Demographic Studies of Sagebrush Insects as Functions of Various Environmental Factors, Ting H. Hsiao

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Population Studies of Desert Cottontail, Black-Tailed Jackrabbit and Allen's Jackrabbit in the Sonoran Desert, C. R. Hungerford, C. H. Lowe, and J. P. Gray

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Evaluation of Techniques for Estimating Population Sizes of Desert Rodents, C. D. Jorgensen, H. D. Smith, and D. T. Scott

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Factors Affecting the Movement and Distribution of Anions in Desert Soils, J. J. Jurinak and R. A. Griffin

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Role of Algae in Crust Formation and Nitrogen Cycling in Desert Soils, Raymond I. Lynn and Roy E. Cameron

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Biology of Nematodes in Desert Ecosystems, R. Mankau and S. A. Sher

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Role of Annual Grasses and Shrubs in Nutrient Cycling of Great Basin Plant Communities, C. M. McKell and L. G. Kline

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Colony Characters of Termites as Related to Population Density and Habitat, W. L. Nutting, M. I. Haverty, J. P. LaFage, and R. V. Carr

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Proteolytic Activity of Soil Microorganisms, Robert T. O'Brien

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Productivity and Water Stress in Cacti, Duncan T. Patten

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Effects of Early and Late Irrigation in the Net Productivity of Oryzopsis Hymenoids in Eastern Idaho, Lorentz C. Pearson

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Soil Factors Influencing Water Uptake by Plants Under Desert Conditions, H. K. Qashu, D. D. Evans, R. S. Hanks, and M. L. Wheeler