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23篇 您的检索式:作者名="Chappelka"
    题名 作者 年代 出处 被引量
1The Ozone Component of Global Change:Potential Effects on Agricultural and Horticultural Plant Yield,Product Quality and Interactions with Invasive Species显示文摘The productivity,product quality and competitive ability of important agricultural and horticultural plants in many regions of the world may be adversely affected by current and anticipated concentrations of ground-level ozone(O3).Exposure to elevated O3 typically results in suppressed photosynthesis,accelerated senescence,decreased growth and lower yields.Various approaches used to evaluate O3 effects generally concur that current yield losses range from 5% to 15% among sensitive plants.There is,how-ever,considerable genetic variability in plant responses to O3.To illustrate this,we show that ambient O3 concentrations in the eastern United States cause substantially different levels of damage to otherwise similar snap bean cultivars.Largely undesirable effects of O3 can also occur in seed and fruit chemistry as well as in forage nutritive value,with consequences for animal production.Ozone may alter herbicide efficacy and foster estab-lishment of some invasive species.We conclude that current and projected levels of O3 in many regions worldwide are toxic to sensitive plants of agricultural and horticultural significance.Plant breeding that incorporates O3 sensitivity into selection strategies will be increasingly necessary to achieve sustainable production with changing atmospheric composition,while reductions in O3 precursor emissions will likely benefit world food pro-duction and reduce atmospheric concentrations of an important greenhouse gas.Fitzgerald Booker Russell Muntifering Margaret McGrath Kent Burkey Dennis Decoteau Edwin Fiscus William Manning Sagar Krupa Arthur Chappelka David Grantz 2009Journal of Integrative Plant Biology2009,51,4:18
2Decomposition of blackberry and broom sedge bluestem as influenced by ozone显示文摘KIM J S CHAPPELKA A H MILLER-GOODMAN M S 1998Journal of Environmental Quality1998,27,4:1
3Influence of microclimate on decomposition in loblolly pine stands:a field microcosm approach显示文摘HORNSBY D C LOCKABY B G CHAPPELKA A H 1995Canadian Journal of Forest Research1995,25,10:1
4Examination of the esophago-gastric junction area and fundus by retroflexion of the flexible-tip gastroscope:an analysis of 100 consecu- tive attempts显示文摘Burke EL Chappelka AR Levine SM 1970Gastrointest Endosc1970,16,3:1
5Diversity of an early successional community as influenced by ozone显示文摘Barbo D N Chappelka A H Somers G L 1998New Phytologist1998,138,:1
6Predisposition of trees by air pollutants to low temperatures and moisture stre:显示文摘Chappelka A H Freer-Smith P H 1995Environmental Pollution (Barking Essex: 1987)1995,87,1:1
7Influence of microclimate on decomposition in loblolly pine stands:a field microcosm approach显示文摘Hornsby D C Lockaby B G Chappelka A H 1995Canadian Journal of Forest Research1995,25,10:1
8Influence of mieroclimate on decomposition in loblolly pine stands:a field microcosm approach显示文摘Homsby D C Lockaby B G Chappelka A H 1995Canadian Journal of Forest Research1995,25,10:1
9Climate extremes and ozone pollution:a growing threat to China’s food security显示文摘Ensuring global food security requires a sound understanding of climate and environmental controls on crop productivity.The majority of existing assessments have focused on physical climate vari-ables(i.e.,mean temperature and precipitation),but less on the increasing climate extremes(e.g.,drought)and their interactions with increasing levels of tropospheric ozone(O3).Here we quantify the combined impacts of drought and O3 on China’s crop yield using a comprehensive,process-based agricultural eco-system model in conjunction with observational data.Our results indicate that climate change/variability and O3 together led to an annual mean reduction of crop yield by 10.0%or 55 million tons per year at the national level during 1981-2010.Crop yield shows a growing threat from severe episodic droughts and in-creasing O3 concentrations since 2000,with the largest crop yield losses occurring in northern China,causing serious concerns in food supply security in China.Our results imply that reducing tropospheric O3 levels is critical for securing crop production in coping with increasing frequency and severity of extreme climate events such as droughts.Improving air quality should be a core component of climate adaptation strategies.Hanqin Tian Wei Ren Bo Tao Ge Sun Art Chappelka Xiaoke Wang Shufen Pan Jia Yang Jiyuan Liu Ben SFelzer Jerry MMelillo John Reilly 2016Ecosystem Health and Sustainability2016,2,1:1
10Effects of soil applied lead on seedling growth and ectomycorrhizal eoloniza- tion of Loblolly Pine 显示文摘Chappelka A H Kush J S Runion G B 1991Environmental Pollution1991,72,:1
11Lead accumulation in Quercus nigra and Q-velutina near smelting facilities in Alabama, USA 显示文摘Anderson S Chappelka A H Flynn K M 2000Water Air and Soil Pollution2000,118,12:1
12Developing a land-cover classification to select indicators of forest ecosystem health in a rapidly urbanizing landscape显示文摘Diane M. Styers Arthur H. Chappelka Luke J. Marzen Greg L. Somers 2009Landscape and Urban Planning2009,,:1
13Influence of microclimate on decomposition in loblolly pine stands:a fileld microcosm approach显示文摘HORNSBY D C LOCKABY B G CHAPPELKA A H 1995Canadian Journal of Forest Research1995,25,10:1
14Visible foliar injury caused by ozone alters the relationship between SPAD meter readings and chlorophyll concentrations in cutleaf coneflower显示文摘Neufeld H S Chappelka A H Somers G L 2006Photosynth Res2006,87,3:1
15Scale matters: Indicators of ecological health along the urban-rural interface near Columbus, Georgia显示文摘Styers D M Chappelka A H Marzen L J 2010Ecological Indicators2010,10,2:1
16Developing a land-cover classification to select indicators of forest ecosystem health in a rapidly urbanizing landscape显示文摘Styers D M Chappelka A H Marzen L J 2010Landscape and Urban Planning2010,94,34:1
17Visible foliar injury caused by ozone alters the relationship between SPAD meter readings and chlorophyll concentrations in cutleaf coneflower显示文摘Neufeld H S Chappelka A H Somers G L 2006Photosynthesis Research2006,87,3:1
18Developing a land-cover classification to select indicators of forest eco- system health in a rapidly urbanizing landscape显示文摘STYERS D M CHAPPELKA A H MARZEN L J 2010Landscape and Urban Planning2010,94,3:1
19Ambient ozone effects on forest trees of the eastern United States:a review 显示文摘Chappelka A Samuelson L 1998New Phytologist1998,139,:1
20Developing a land-cover classification to select indicators of forest ecosystem health in a rapidly urbanizing landscape 显示文摘STYERS D M CHAPPELKA A H?MARZEN L J 2010Landscape and Urban Planning2010,94,34:1
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