Search Results for the EPA National Library Catalog

Items Found: 219
Showing: Items 101 - 150
Your Search: (SUBJECT=Grassland)


 
 
 
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Growth, density, and biomass of grasshoppers in the shortgrass and mixed-grass associations / 1973
Habitat exploitation by an avian ground-foraging guild / 1974
Herbage dynamics on a mixed prairie grassland near Hays, Kansas / 1971
Herbage dynamics on a mixed prairie grassland, 1968-1970 / 1972
Herbage dynamics on the Pawnee site : aboveground and belowground herbage dynamics on the four grazing intensity treatments : and preliminary sampling on the ecosystem stress site / 1971
Herbage dynamics studies at the Pantex site / 1971
Herbage dynamics studies at the Pantex site, 1971 / 1972
Herbage dynamics studies at the Pantex site, 1972 / 1974
Hydrologic data at Pawnee site, 1971 / 1972
Hydrologic data, 1970, Pawnee grasslands / 1971
IBP Grasslands Biome budget program / 1970
Impact of water level changes on woody riparian and wetland communities. Vol. VI. Plains grassland region / 1978
Increasing Water Utilization Efficiency of a Pasture Grass by Increasing Aftermath through Plant Selection. 1973
Influence of environmental factors on the respiration rate of grassland soils--a model / 1973
Insect population studies / 1971
Insect population studies on the Pantex site, 1970-1971 / 1972
Insect studies at the Osage comprehensive site, 1971 season / 1972
Insect studies on the Ale Reserve, 1972 / 1973
Insects of the Pawnee Site / 1972
Interpretation and compendium of historical fire accounts in the northern great plains 1986
Invertebrate studies at the Jornada site, 1972 / 1974
Leaf area dynamics on the Pawnee Grassland, 1970-1971 / 1972
Macroinvertebrates of the Pawnee Site / 1975
Mapping vegetation complexes with digitized color infrared film : Wisconsin power plant impact study / 1980
Measurement of the energy status of water in a grassland ecosystem / 1971
Memoranda of agreement and procedures for working on federal lands of the USDA / 1970
Mercury Levels in Soils of the Eastern United States. 1974
Meteorological characteristics over the grassland biome's Pawnee site / 1973
Meteorological data analysis, 1972 / 1973
Meteorological instrumentation, data, and data analysis, 1971 / 1972
Microbial biomass measurements at the Pantex site, 1970 / 1971
Microbial biomass measurements at the Pawnee site: preliminary methodology and results / 1969
Microbial decomposer activities at the Pawnee site: integration of experimental approaches with program modelling requirements / 1971
Microbiological studies at the Osage site, 1970 / 1971
Microbiological studies at the Pantex Site, 1971 / 1972
Multivariate normal data generator / 1971
Nonpoint source control guidance : agricultural activities / 1978
Nonpoint Sources: An Assessment of Pollutant Loadings to Lakes and Rivers in North Central Texas. 1977
Osage site, 1970 report, primarey production / 1971
Pawnee site field plant list / 1972
Pawnee site microwatersheds : selection description and instrumentation / 1969
Perspectives in grassland ecology : results and applications of the US/IBP Grassland Biome study / 1979
Petroleum potential of the Little Missouri National Grasslands / 1991
Photosynthesis of shortgrasses under field conditions / 1969
Pike and San Isabel National Forests Cimarron and Comanche National Grasslands Oil and Gas Leasing Final Environmental Impact Statement Record of Decision 1992
Pilot analysis of global ecosystems. Grassland ecosystems / 2000
Plant/insect interactions of selected insects at the Pawnee site / 1972
Population densities and biomass of aboveground arthropods under various grazing and environmental stress treatments on the Pawnee site / 1972
Populations and trophic structure of a desert grassland invertebrate community / 1974
Predictability of patterns and variability of precipitation in grasslands / 1972
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