140 datasets found for "Study Area"
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Federal
Data from: Late-Seeded Cover Crops in a Semiarid Environment: Overyielding, Dominance, and Subsequent Crop Yield
Department of Agriculture —
Interest in cover crops is increasing but information is limited on incorporating them into crop rotations especially in the relatively short growing season on the... -
Federal
Rodent data from trapping webs in the long-term Small Mammal Exclusion Study (SMES) at Jornada Basin LTER, 1995-2007
Department of Agriculture —
This data package contains rodent trapping data from plots with various levels of herbivore exclusion on the Jornada Experimental Range (JER) and Chihuahuan Desert... -
Federal
Data from: Phenotypic Variation in Leaf Morphology of the USDA-ARS Sweetpotato Germplasm Collection
Department of Agriculture —
For this study, 737 sweetpotato accessions were obtained from the USDA, Agricultural Research Service, PGRCU (Plant Genetic Resources Conservation Unit), Griffin, GA.... -
Federal
Seasonal non-destructive vegetation measurements at 15 net primary production (NPP) study sites at Jornada Basin LTER, 1989-ongoing
Department of Agriculture —
This data package contains non-destructive quadrat measurements collected for the long-term Net Primary Production (NPP) study at the Jornada Basin LTER. Data here... -
Federal
Annual mean estimates of aboveground net primary production (NPP) at 15 sites at Jornada Basin LTER, 1989-ongoing
Department of Agriculture —
This package contains values of mean annual aboveground net primary production (NPP, in grams per square meter per year) at 15 NPP study sites on Jornada Experimental... -
Federal
Annual mean estimates of aboveground net primary production (NPP) at 15 sites at Jornada Basin LTER, 1989-ongoing
Department of Agriculture —
This package contains values of mean annual aboveground net primary production (NPP, in grams per square meter per year) at 15 NPP study sites on Jornada Experimental... -
Federal
Manuresheds: Redesigning crop-livestock agriculture for sustainable intensification
Department of Agriculture —
Nutrient recycling is fundamental to sustainable agricultural systems, but few mechanisms exist to ensure that surplus manure nutrients from animal feeding operations... -
Federal
Code from: Survival analysis of freezing stress in the North American native perennial flax, Linum lewisii Pursh.
Department of Agriculture —
Abstract The expansive range of Lewis flax (Linum lewisii Pursh.), an herbaceous perennial, exposes the species to a diversity of climatic conditions. As interest in... -
Federal
Data from: Flight tube and field cage studies of harmonic radar tagged Bactrocera dorsalis and Ceratitis capitata (Diptera, Tephritidae): effects of tag size, sex, rearing, and irradiation
Department of Agriculture —
Tracking individual insects with harmonic radar (HR) allows observations of insect movement behavior under wild and semi-wild conditions. However, attaching tags to... -
Federal
SGP97 GCIP/EOP Surface: Precipitation NCEP/EMC 4KM Gridded Data (GRIB) Radar Est. w/bias removal UBR -2001
Department of Agriculture —
The Southern Great Plains 1997 (SGP97) Hydrology Experiment originated from an interdisciplinary investigation, "Soil Moisture Mapping at Satellite Temporal and... -
Federal
Data from: Exotic herbivores and fire energy drive standing herbaceous biomass but do not alter compositional patterns in a semiarid savanna ecosystem
Department of Agriculture —
The data comprise 2 years of biomass and plant community data from a study on fire and herbivore impacts on vegetation in semi-arid Texas savanna. Data are from 72... -
Federal
Data from: Hemipteran Species in Row Crops of the Brazos River Bottom in Central Texas
Department of Agriculture —
Stink bug and plant bug species, commonly known as hemipterans, continue as major pests of cotton and other row crops in the U.S. Cotton Belt, but the composition of... -
Federal
SGS-LTER Effects of grazing on ecosystem structure and function (GZTX): Vegetation basal cover on the Central Plains Experimental Range, Nunn, Colorado, USA 1992-2011, ARS Study Number 32
Department of Agriculture —
This data package was produced by researchers working on the Shortgrass Steppe Long Term Ecological Research (SGS-LTER) Project, administered at Colorado State... -
Federal
Data and code from: Cultivation and dynamic cropping processes impart land-cover heterogeneity within agroecosystems: a metrics-based case study in the Yazoo-Mississippi Delta (USA)
Department of Agriculture —
This dataset contains data and code from the manuscript:Heintzman, L.J., McIntyre, N.E., Langendoen, E.J., & Read, Q.D. (2024). Cultivation and dynamic cropping... -
Federal
Data from: Fruit Cuticle Thickness and Anatomical Changes in Pedicel Xylem Vessels Influence Fruit Transpiration and Calcium Accumulation in Cranberry Fruit
Department of Agriculture —
Calcium is a key nutrient for fruit quality due to its role in bonding with pectin in the cell wall, providing strength through cell-to-cell adhesion, thus increasing... -
Federal
Grass-fed beef producers and retailers map
Department of Agriculture —
This data package includes two shapefiles and their associated attribute tables. The two files, GFB_producers_2021-02-18.zip and GFB_retailers_2021-02-18.zip, contain... -
Federal
Leaf litter cover data on 1m x 1m plots from the long-term Small Mammal Exclusion Study (SMES) at Jornada Basin LTER, 1995-2015
Department of Agriculture —
This data package contains leaf litter cover data from plots with various levels of herbivore exclusion on the Jornada Experimental Range. Study sites were... -
Federal
<b>Data from: Water quality of an integrated crop–livestock system in the northern Great Plains</b>
Department of Agriculture —
Integrated crop-livestock (ICL) systems can potentially increase agricultural productivity in an environmentally sustainable manner. Impacts of ICL systems on water... -
Federal
Data from: Experimental evidence that poor soil phosphorus (P) solubility typical of drylands due to calcium co-precipitation favors autonomous plant P acquisition over collaboration with mycorrhizal fungi
Department of Agriculture —
Dataset that accompanies a research paper entitled, "Experimental evidence that poor soil phosphorus (P) solubility typical of drylands due to calcium co-... -
Federal
Rainfall simulation experiments in the Southwestern USA using the Walnut Gulch Rainfall Simulator
Department of Agriculture —
Introduction Preservation and management of semi-arid ecosystems requires understanding of the processes involved in soil erosion and their interaction with plant...
140 datasets found for "Study Area"