Search Results - "Lorence R. Oki"

Residential Adoption of Best Landscape Management Practices: Effects of Outreach to Reduce Non-Point Source Pollution by Hayden, Lillian, Oki, Lorence R., Haver, Darren, Majcherek, Tamara, Windbiel-Rojas, Karey, Cadenasso, Mary L.

“…Urban waterways degradation due to runoff from residential areas can be reduced by adopting best management practices (BMPs) for irrigation, fertilizer, and…”
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Effect of landscape irrigation regulations on runoff volume from low-density residential catchments during two California droughts by Yang, Zhou, Oki, Lorence R., Sisneroz, Jared A., Haver, Darren L., Pitton, Bruno J.L.

“…The severe drought in California (2012–2016) generated significant public and government concern. State and local watering regulations were enacted to reduce…”
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Greenhouse and Nursery Water Management Characterization and Research Priorities in the USA by Sarah A. White, James S. Owen, John C. Majsztrik, Lorence R. Oki, Paul R. Fisher, Charles R. Hall, John D. Lea-Cox, R. Thomas Fernandez

“…Nursery, floriculture, and propagation production accounted for 79% ($13.3 Billion) of 2017 ornamental specialty crop production in the United States. Access…”
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Residential landscape aesthetics and water conservation best management practices: Homeowner perceptions and preferences by Hayden, Lillian, Cadenasso, Mary L., Haver, Darren, Oki, Lorence R.

“…•We examined aesthetic preference for whole landscapes and landscape components.•Aesthetic preference takes precedence over other criteria, such as water…”
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Slow sand filters effectively reduce Phytophthora after a pathogen switch from Fusarium and a simulated pump failure by Lee, Eric, Oki, Lorence R.

“…Slow sand filtration has been shown to effectively reduce Phytophthora zoospores in irrigation water. This experiment tested the reduction of Phytophthora…”
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Uncertainty in the parameterization of sediment build-up and wash-off processes in the simulation of sediment transport in urban areas by Gorgoglione, Angela, Bombardelli, Fabián A., Pitton, Bruno J.L., Oki, Lorence R., Haver, Darren L., Young, Thomas M.

“…Drainage-system management relies on results from urban stormwater models; errors in these models may have serious implications. Inaccurate field data or…”
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The population of oomycetes in a recycled irrigation water system at a horticultural nursery in southern California by Redekar, Neelam R., Bourret, Tyler B., Eberhart, Joyce L., Johnson, Grant E., Pitton, Bruno J.L., Haver, Darren L., Oki, Lorence R., Parke, Jennifer L.

“…Recapture and recycling of irrigation water is often required to meet enormous water demands at horticultural nurseries. We tested four water types associated…”
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Water Use and Treatment in Container-Grown Specialty Crop Production: A Review by Majsztrik, John C., Fernandez, R. Thomas, Fisher, Paul R., Hitchcock, Daniel R., Lea-Cox, John, Owen, James S., Oki, Lorence R., White, Sarah A.

“…While governments and individuals strive to maintain the availability of high-quality water resources, many factors can “change the landscape” of water…”
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A cost analysis for using recycled irrigation runoff water in container nursery production: a Southern California nursery case study by Pitton, Bruno J. L., Hall, Charles R., Haver, Darren L., White, Sarah A., Oki, Lorence R.

“…In the U.S., container plant growers use high-quality water sources which can be expensive. The use of recycled irrigation runoff water could save growers…”
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Developing a Water-stress Index for Potted Poinsettia Production by Nackley, Lloyd L., Fernandes de Sousa, Elias, Pitton, Bruno J.L., Sisneroz, Jared, Oki, Lorence R.

“…Potted poinsettia ( Euphorbia pulcherrima ) is an important commercial commodity for the U.S. floriculture industry. The production of poinsettia demands…”
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Role of Sediments in Insecticide Runoff from Urban Surfaces: Analysis and Modeling by Gorgoglione, Angela, Bombardelli, Fabián A, Pitton, Bruno J L, Oki, Lorence R, Haver, Darren L, Young, Thomas M

“…Insecticides, such as pyrethroids, have frequently been detected in runoff from urban areas, and their offsite transport can cause aquatic toxicity in urban…”
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Long-term characterization of residential runoff and assessing potential surrogates of fecal indicator organisms by Reano, Dane C., Haver, Darren L., Oki, Lorence R., Yates, Marylynn V.

“…Investigations into the microbiological impacts of urban runoff on receiving water bodies, especially during storm conditions, have yielded general paradigms…”
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Climate-ready Landscape Plants: Garden Roses Trialed at Reduced Irrigation Frequency in Utah, USA by Chen, Ji-Jhong, Sun, Youping, Oki, Lorence R., Sisneroz, Jared A., Reid, Karrie, Nackley, Lloyd L., Contreras, Ryan N., Kim, Soo-Hyung, Schuch, Ursula K., Haver, Darren L., Stuke, Miro, Fron, Allison, Kopp, Kelly, Jones, Scott B., Hipps, Lawrence

“…Increased urban and suburban populations in the arid western United States have resulted in more water demand; however, water availability in the region has…”
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Pollutant loading from low-density residential neighborhoods in California by Bale, Andrew E., Greco, Steven E., Pitton, Bruno J. L., Haver, Darren L., Oki, Lorence R.

“…This paper presents a comparison of pollutant load estimations for runoff from two geographically distinct residential suburban neighborhoods in northern and…”
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Greenhouse Gas Emissions and Global Warming Potential from a Woody Ornamental Production System Using a Soilless Growing Substrate by Pitton, Bruno J. L, Evans, Richard Y, Zhu-Barker, Xia, Oki, Lorence R

“…This research aimed to estimate methane (CH4) and nitrous oxide (N2O) fluxes and subsequent global warming potential (GWP) for a Douglas fir (Pseudotsuga…”
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Investigating the impacts of recycled water on long-lived conifers by Nackley, Lloyd L., Barnes, Corey, Oki, Lorence R.

“…This research has direct implications for public and private institutions seeking to conserve water by irrigating landscapes with recycled (a.k.a. reclaimed)…”
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UC ANR research and education influences landscape water conservation and public policy by Hartin, Janet S., Oki, Lorence R., Fujino, David W., Reid, Karrie, Ingels, Charles A., Haver, Darren L., Baker, William N.

“…UC has been heavily involved in research and extension efforts impacting landscape water conservation legislation for over 30 years. In 1981, UC implemented…”
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Effect of changes in substrate salinity on the elongation of Rosa hybrida L. ‘Kardinal’ stems by Oki, Lorence R, Lieth, J.Heinrich

“…Changes in stem elongation rates of Rosa hybrida L. ‘Kardinal’ stems were measured using linear displacement position sensors (LDPS) while plants were exposed…”
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A nursery system nitrogen balance for production of a containerized woody ornamental plant by Pitton, Bruno J.L., Oki, Lorence R., Sisneroz, Jared, Evans, Richard Y.

“…•Greater than 55% of input nitrogen remained in the substrate at end of production.•Five percent of input nitrogen was utilized by plant shoots.•Infiltration…”
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Physiological and Canopy Temperature Responses to Drought of Four Penstemon Species by Chen, Ji-Jhong, Sun, Youping, Kopp, Kelly, Oki, Lorence R., Jones, Scott B., Hipps, Lawrence

“…Available water for urban landscape irrigation is likely to become more limited because of inadequate precipitation and the ever-increasing water demand of a…”
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