Showing 41 - 60 results of 2,814 for search '"California"', query time: 0.06s Refine Results
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    Smog Nitrogen and the Rapid Acidification of Forest Soil, San Bernardino Mountains, Southern California by Yvonne A. Wood, Mark Fenn, Thomas Meixner, Peter J. Shouse, Joan Breiner, Edith Allen, Laosheng Wu

    Published 2007-01-01
    “…We report the rapid acidification of forest soils in the San Bernardino Mountains of southern California. After 30 years, soil to a depth of 25 cm has decreased from a pH (measured in 0.01 M CaCl2) of 4.8 to 3.1. …”
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    <i>Phytophthora</i> Species and Their Associations with Chaparral and Oak Woodland Vegetation in Southern California by Sebastian N. Fajardo, Tyler B. Bourret, Susan J. Frankel, David M. Rizzo

    Published 2025-01-01
    “…Evidence of unintended introductions of <i>Phytophthora</i> species into native habitats has become increasingly prevalent in California. If not managed adequately, <i>Phytophthora</i> species can become devastating agricultural and forest plant pathogens. …”
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    Investigation of Anaplasma marginale Seroprevalence in a Traditionally Managed Large California Beef Herd by Thomas R. Tucker, Sharif S. Aly, John Maas, Josh S. Davy, Janet E. Foley

    Published 2016-01-01
    “…Recent observations by stakeholders suggested that ecosystem changes may be driving an increased incidence of bovine erythrocytic anaplasmosis, resulting in a reemerging cattle disease in California. The objective of this prospective cohort study was to estimate the incidence of Anaplasma marginale infection using seroconversion in a northern California beef cattle herd. …”
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    Spatial Distribution of Tropospheric Ozone in National Parks of California: Interpretation of Passive-Sampler Data by John D. Ray

    Published 2001-01-01
    “…Specific examples of the spatial distributions of ozone in three parks within California are given using interpolation maps. Positive aspects and limitations of the passive sampling approach are presented.…”
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    Status and Causes of Soil Salinization of Irrigated Agricultural Lands in Southern Baja California, Mexico by Tsuneyoshi Endo, Sadahiro Yamamoto, Juan A. Larrinaga, Hideyasu Fujiyama, Toshimasa Honna

    Published 2011-01-01
    “…Selected farmlands in southern Baja California, Mexico, were surveyed to determine the levels and the causes of salinization/sodication in irrigated agricultural soil. …”
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    Knowledge, attitudes, and practices of Native Americans in northern California regarding ticks and tick-borne diseases by Patricia Torres, Elizabeth F. Pienaar, Michelle A. Ritchie, Mourad W. Gabriel, Michael J. Yabsley

    Published 2025-06-01
    “…To address this gap, we examined knowledge, attitudes, and practices regarding ticks and TBDs among Native American communities in Humboldt County, California. We conducted semi-structured interviews with participants, who represented various tribes, at a cultural gathering. …”
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    Comparing traditional surveys and web-scraped data to understand the pigeon racing industry in Southern California by Maurice Pitesky, Malekah Isa, Charlene Rivera, Elise Streba, Joseph D. Gendreau

    Published 2025-02-01
    “…Recent outbreaks of virulent Newcastle disease (vND) in domestic poultry in Southern California have raised questions as to the source(s) and the mode(s) of transmission. …”
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    High fire frequency in California chaparral reduces postfire shrub regeneration and native plant diversity by Ashley R. Grupenhoff, Hugh D. Safford

    Published 2024-12-01
    “…We studied the impact of increased fire frequencies on the composition and abundance of herbaceous and woody species in the Interior Coast Range of northern California. Our study area is one of the most frequently burned areas in California, which allowed us to investigate higher fire frequencies than previously published in the scientific literature for California. …”
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    Controlled temperature contrasts of three native and one highly invasive annual plant species in California by Mario Zuliani, Stephanie Haas-Desmarais, Laura Brussa, Jessica Cunsolo, Angela Zuliani, Christopher J. Lortie

    Published 2025-01-01
    “…We tested the hypothesis that common and widely distributed native and an invasive plant species in dryland ecosystems in California respond differently to increasing temperatures. …”
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