Now showing items 686-705 of 914

    • SacB-SacR Gene Cassette As the Negative Selection Marker to Suppress Agrobacterium Overgrowth in Agrobacterium-Mediated Plant Transformation 

      Liu, Y.; Miao, J.; Traore, S.; Kong, D.; Liu, Y.; Zhang, X.; Nimchuk, Z. L.; Liu, Z.; Zhao, B. (2016)
      Agrobacterium overgrowth is a common problem in Agrobacterium-mediated plant transformation. To suppress the Agrobacterium overgrowth, various antibiotics have been used during plant tissue culture steps. The antibiotics ...
    • Salt Stress Signals on Demand: Cellular Events in the Right Context 

      Ismail, Ahmed; El-Sharkawy, Islam; Sherif, Sherif (MDPI, 2020-05-30)
      Plant stress is a real dilemma; it puzzles plant biologists and is a global problem that negatively affects people’s daily lives. Of particular interest is salinity, because it represents one of the major water-related ...
    • Saucer Magnolia, Magnolia x soulangeana 

      Niemiera, Alexander X. (Virginia Cooperative Extension, 2012-02-27)
      This publication covers the physical and main features, plant needs, functions, care, and additional information for Saucer Magnolia, Magnolia x soulangeana.
    • Saucer Magnolia, Magnolia x soulangeana 

      Niemiera, Alexander X. (Virginia Cooperative Extension, 2018-10-03)
      This document provides information about the physical features, growth requirements and landscape functions for Saucer Magnolia, Magnolia x soulangeana.
    • Sawara Falsecypress (Japanese Falsecypress), Chamaecyparis pisifera 

      Niemiera, Alexander X. (Virginia Cooperative Extension, 2018-10-03)
      This document provides information about the physical features, growth requirements, and landscape function for Sawara Falsecypress, Chamaecyparis pisifera.
    • Sawara Falsecypress (Japanese Falsecypress), Chamaecyparis pisifera 

      Niemiera, Alexander X. (Virginia Cooperative Extension, 2012-02-27)
      This publication covers the physical and main features, plant needs, functions, care, and additional information for Sawara Falsecypress, Chamaecyparis pisifera.
    • Scale invariance of daily runoff time series in agricultural watersheds 

      Zhou, X.; Persaud, N.; Wang, H. (Copernicus Publications, 2006)
      Fractal scaling behavior of long-term records of daily runoff time series in 31 sub-watersheds covering a wide range of size were examined using the shifted box-counting method and Hurst resealed range (R/S) analysis. These ...
    • Scarlet Firethorn, Pyracantha (Pyracantha coccinea) 

      Niemiera, Alexander X. (Virginia Cooperative Extension, 2018-10-17)
      Provides information about the physical characteristics, growth requirements, and landscape functions for Scarlet Firethorn, Pyracantha coccinea.
    • Scarlet Firethron, Pyracantha 

      Niemiera, Alexander X. (Virginia Cooperative Extension, 2009-05-01)
      This publication covers the physical and main features, plant needs, functions, care, and additional information for Scarlet Firethron, Pyracantha.
    • Scavenging of Sub-Micron to Micron-Sized Microbial Aerosols during Simulated Rainfall 

      Moore, Rachel A.; Hanlon, Regina; Powers, Craig; Schmale, David G. III; Christner, Brent C. (MDPI, 2020-01-09)
      The processes removing aerosols from the atmosphere during rainfall are generically referred to as scavenging. Scavenging influences aerosol distributions in the atmosphere, with consequent effects on cloud properties, ...
    • Science questions and knowledge gaps to study microbial transport and survival in Asian and African dust plumes reaching North America 

      Schuerger, Andrew C.; Smith, David J.; Griffin, Dale W.; Jaffe, Daniel A.; Wawrik, Boris; Burrows, Susannah M.; Christner, Brent C.; Gonzalez-Martin, Cristina; Lipp, Erin K.; Schmale, David G. III; Yu, Hongbin (2018-12)
      The Sahara in North Africa and the Gobi and Taklamakan deserts in Asia are the primary sources of mobilized dust in the atmosphere, with regional or global airborne transport estimated at 2 to 5 billion tonnes per year. ...
    • Scotch Pine, Pinus sylvestris 

      Niemiera, Alexander X. (Virginia Cooperative Extension, 2018-10-03)
      This document provides information about the physical features, growth requirements, and landscape function for Scotch Pine, Pinus sylvestris.
    • Scotch Pine, Pinus sylvestris 

      Niemiera, Alexander X. (Virginia Cooperative Extension, 2012-02-27)
      This publication covers the physical and main features, plant needs, functions, care, and additional information for Scotch Pine, Pinus sylvestris.
    • Sediment chemistry of urban stormwater ponds and controls on denitrification 

      Blaszczak, Joanna R.; Steele, Meredith K.; Badgley, Brian D.; Heffernan, Jim B.; Hobbie, Sarah E.; Morse, Jennifer L.; Rivers, Erin N.; Hall, Sharon J.; Neill, Christopher; Pataki, Diane E.; Groffman, Peter M.; Bernhardt, Emily S. (Ecological Society of America, 2018-06)
      Stormwater ponds and retention basins are ubiquitous features throughout urban landscapes. These ponds are potentially important control points for nitrogen (N) removal from surface water bodies via denitrification. However, ...
    • Seeds : Newsletter for Alumni of the Department of Horticulture at Virginia Tech : 2010 

      Harris, Roger; Shelton, Joyce (Virginia Tech. Department of Horticulture; Virginia Tech. College of Agriculture and Life Sciences. Communication and Marketing, 2010)
      Greetings all alumni and friends! It is our time of year, when horticulturists are on the move with the long anticipated spectacle of spring upon us. It was truly a stunning winter here in Blacksburg, but I for one am ready ...
    • Seeds : Newsletter for Alumni of the Department of Horticulture at Virginia Tech : 2011 

      Harris, Roger; Shelton, Joyce (Virginia Tech. College of Agriculture and Life Sciences. Communication and Marketing, 2011)
      Greetings all alumni and friends! As always, it has been a very busy year around Saunders Hall. Fall semester began with a department-wide self study in preparation for an overall review by the federal government to be ...
    • Seeds : Newsletter for Alumni of the Department of Horticulture at Virginia Tech : 2012 

      Harris, Roger; Shelton, Joyce (Virginia Tech. College of Agriculture and Life Sciences. Communication and Marketing, 2012)
      Greetings all alumni and friends! As always, it has been a very busy year around Saunders Hall. A whirlwind tour of this past year begins with our seventh annual Garden Gala festival at the Hahn Horticulture Garden last ...
    • Seeds : Newsletter for Alumni of the Department of Horticulture at Virginia Tech : 2013 

      Harris, Roger; Niemiera, Alexander X. (Virginia Tech. College of Agriculture and Life Sciences. Communication and Marketing, 2013)
      I hope that this 2013 edition of Seeds finds everyone in good spirits and enjoying the horticultural bounty of summer. As always, it has been a very busy year around Saunders Hall. We have just welcomed 10 new graduates ...
    • Seeds : Newsletter for Alumni of the Department of Horticulture at Virginia Tech : 2014 

      Harris, Roger; Niemiera, Alexander X. (Virginia Tech. College of Agriculture and Life Sciences. Communication and Marketing, 2014)
      Greetings all alumni and friends! I hope you are enjoying all of the horticulture wonders around you this summer. There is always something new in the horticulture world to be savored, be it a fresh picked tomato from your ...
    • Seeds : Newsletter for Alumni of the Department of Horticulture at Virginia Tech : Fall 2006 

      Nowak, Jerzy; Shelton, Joyce (Virginia Tech. Department of Horticulture, 2006)
      I hope all our Alumni had a successful year and are looking forward to receiving good news from the Home Department. I am very pleased to share with you some of our successes. The Peggy Lee Hahn Garden Pavilion was completed ...