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72 Titles Match Your Query
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51. Rio Puerco Soils Data: 1987-1988 [USDA0388]
"Rio Puerco Soils Data: 1987-1988" is an extensive, short-term database studying soil/vegetation relations. It is used for research and monitoring; includes soil chemical/physical data; and horizon ...


52. Rio Puerco Vegetation Data: 1979-1988 [USDA0390]
The "Rio Puerco Vegetation Data: 1979-1988" dataset is a study of vegetation dynamics in the Rio Puerco Watershed, a semiarid grass/shrubland in southwest New Mexico. This is a Range Management Station/Bureau ...


53. Rio Puerco Vegetation Data: 1982-1984 [USDA0389]
The "Rio Puerco Vegetation Data: 1982-1984" dataset is a vegetation dynamics study of Rio Puerco Watershed, a semiarid grass/shrubland area in southwest New Mexico. This is a Forest Service/Bureau ...


54. Rio Puerco Watershed Soils Data: 1986-1988 [USDA0391]
"Rio Puerco Watershed Soils Data: 1986-1988" is a large, short-term database of semi-arid grass/shrubland studying soil/vegetation relationships. Data are compiled by the Range Management Station/Bureau ...


55. Rocky Mountain Resource Inventory System (RMRIS) [USDA0175]
This database has been used for the last several years throughout Region 2 (and extending recently to two adjacent regions) to store natural resources data, primarily about vegetation, based on polygon ...


56. Soils Data: El Malpais Lava Badlands, New Mexico, 1988 [USDA0393]
"Soils Data: El Malpais Lava Badlands, New Mexico, 1988" is a soil/vegetation relationship database of El Malpais Lava Badlands, New Mexico. Its purpose is to provide soil chemical physical data, ...


57. Vegetation Data for the El Malpais Lava Badlands, New Mexico: 1985-1988 [USDA0384]
The "Vegetation Data for the El Malpais Lava Badlands, New Mexico: 1985-1988" dataset contains information from a vegetation dynamics study of El Malpais Lava Badlands, a semiarid grass/shrubland ...


58. Forest Insect and Disease Conditions in the United States [USDA0008]
"Forest Insect and Disease Conditions in the United States" contains data on insect and disease conditions in forest lands of all ownership in the United States since 1952. Data are analyzed for type ...


59. Genotypic Variation in Carbon Isotope Discrimination in Mature Ponderosa Pine Trees [USDA0562]
Data in "Genotypic Variation in Carbon Isotope Discrimination in Mature Ponderosa Pine Trees" consists of measurements of xylem water potential, soil moisture, gas exchange and carbon isotope discrimination ...


60. Long-Term Aspen Growth Plots at North Central Forest Station [USDA0150]
The purpose of this dataset is to evaluate alternative regeneration practices and stocking density management effects on growth, yield, and resistance to damaging agents in quaking and bigtooth aspen. ...


61. Long-Term Genetics Experiments at North Central Forest Station [USDA0153]
To evaluate genetic effects on growth, yield, and resistance to damaging agents in important tree species. Collection Organization: USDA/FS - North Central Forest Experiment Station Collection Methodology: ...


62. Long-Term Northern Hardwood Growth Plots at North Central Forest Experiment Station [USDA0155]
The purpose of this data set is to evaluate stocking density management effects on growth, yield, and resistance to damaging agents in northern hardwoods. The dataset is a mixture of an organized ...


63. Swamp Conifer Forest Growth Plots at the North Central Forest Station [USDA0181]
The purpose of this dataset is to evaluate stocking density management effects on growth, yield, and resistance to damaging agents in swamp conifers. Data are used to test stocking density hypotheses, ...


64. Wood-borer Infestation Patterns on Oaks Along an Acidic Deposition Gradient from Arkansas to Ohio [USDA0184]
To quantify attack density of various "live-oak borers" on black oaks and white oaks at seven sites (in Arkansas, Illinois, Indiana, and Ohio) and correlate the attack patterns with the deposition ...


65. Forest Service Range Management Information System [USDA0006]
The "Forest Service Range Management Information System" collects and analyzes data on grazing in the National Forests and National Grasslands of the United States. Data are gathered in cycles ...


66. Study FS-NC-4154-88-02 (Reproduction Following Clearcutting) [USDA0179]
The purpose of this data set is to measure and monitor reproduction following clearcutting. Ecology and silviculture data are included. The data are used to monitor forest vegetation dynamics following ...


67. Reproduction Following Clearcutting -- Study FS-NC-OH-466 [USDA0174]
The purpose of this data set is to model vegetative response of trees and shrubs following clearcutting. The data include silviculture/ecology, growth and yield. The dataset is used to monitor vegetative ...


68. Timber Management System (TM) [CIESIN0364]
The "Timber Management System (TM)" database provides national and regional forest data, which can be searched to produce customized reports on the state of U.S. forests in general or for specific ...


69. Plant Demographic Studies in Sagebrush -- Grass Communities [USDA0171]
Data were collected to test the following hypotheses: (1) Grazing decreases plant longevity; (2) Semi-logarithmic model best describes plant population survivorship curve, and, (3) Recruitment to ...


70. Regeneration Histories on the Allegheny Plateau, USDA/FS [USDA0133]
To consolidate tree regeneration records and to schedule periodic remeasurements to enable the refining of Allegheny hardwood forest regeneration guidelines. Collection Organization: USDA-FS - Northeastern ...


71. Oak Stocking -- Study FS-NC-OH-359, FS-NC-OH-360 [USDA0168]
To measure growth and yield of upland oaks in the Missouri Ozarks under a variety of cultural treatments -- 30 years continuous record. Data are used to measure and model response of oaks to climatic ...


72. Pine Stocking -- Study FS-NC-OH-357 [USDA0169]
To measure growth and yield of shortleaf pine in the Missouri Ozarks under a variety of cultural treatments. Data are used to measure and model response of shortleaf pine trees to climatic and cultural ...


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