نتایج جستجو برای: rudbeckia
تعداد نتایج: 122 فیلتر نتایج به سال:
Journal:
:New Disease Reports
2020
Journal:
:Plant Pathology
2006
Journal:
:Chornomorski Botanical Journal
2020
Journal:
:Acta Scientific Medical Sciences
2019
Journal:
:Journal of the American Society for Horticultural Science
1993
Journal:
:Environmental pollution
2003
A H Chappelka
H S Neufeld
A W Davison
G L Somers
J R Renfro
Incidence and severity of visible foliar ozone injury on cutleaf coneflower (Rudbeckia laciniata L.) and crown-beard (Verbesina occidentalis Walt.) were determined along selected trails at three locations in Great Smoky Mountains National Park during the summers of 2000 and 2001: Clingmans Dome, Cherokee Orchard Road and Purchase Knob. Cutleaf coneflower exhibited a greater amount of foliar inj...
Journal:
:HortScience
2005
Journal:
:HortScience
1999
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