4,853 results

Article

A geographic analysis of quantitative morphological variation in the grasshopper Arphia conspersa

1979Evolution
Article

Population structure of pierid butterflies. II. A "native" population of <i>Colias philodice eriphyle</i> in Colorado

1979Oecologia
Student Paper

The effect of surface area to volume ratios on predation between the predator <i>Mesostoma</i> and the prey <i>Daphnia</i>

1979
Student Paper

A survey of benthic species diversity along Coal Creek

1979
Student Paper

Observations of the water strider in the lower kettle pond

1979
Chapter

Irrigation Work in the United States

: The Arid Regions of the United States. The True Desert. Laws Recognizing Irrigation. The Uncompahgre Project, Colorado. The Salt River Project, Arizona. Large Irrigation Works of the Federal Government.

2011DOI: 10.1680/ewotwv2.50914.0007
Article

Phosphorus Speciation in Atmospherically Deposited Particulate Matter and Implications for Terrestrial Ecosystem Productivity

2020Environmental Science & Technology
Article

Elevated temperatures alter an ant aphid mutualism

2019Entomologia Experimentalis et Applicata
Student Paper

Micro-environment of the water ouzel

1969
Student Paper

Observation of an aquatic organism (<i>Dytiscid</i> larvae)

1979
Student Paper

Determination of metal concentrations

1979
Student Paper

Factors influencing predation on corixids

1979
Student Paper

Site quality of beaver

1979
Student Paper

Striking terror into ostracod hearts: feeding and other behaviors of adult Hydracarina in the kettle ponds

1979
Student Paper

Altitudinal variation of metabolic rates in <i>Peromyscus maniculatus</i>

1979
Book

Diseases of plants in the United States in 1934 /

BUNT (Ti lleti a levis and T. t rltici ) occasioned losses esti- mated as follows: Maryland, West Virginia, North Carolina, Montana, each 3 per cent; Michigan, 2.5", Oregon, 2; Washington, 1 to 2; Ohio and North Dakota, each 1.5> Pennsylvania, 1.3; Texas, Indiana, and Kansas, each 1; South Carolina

1935DOI: 10.5962/bhl.title.85790
Student Paper

Primary productivity of ponds

1979
Student Paper

The effect of temperature on the activity of fairy shrimp

1979
Article

Diet of brook trout (Salvelinus fontinalis Mitchill) and brown trout (Salmo trutta L.) in an alpine stream

1978Verhandlungen der Internationale Vereinigung fr Theoretische und Angewandte Limnologie
Article

Genetics of hemoglobin in the deer mouse, Peromyscus maniculatus. II. Multiple alleles at regulatory loci

1978Genetics