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Year 2006 Remove constraint 2006: 2006 Subjects United States Remove constraint United States: United States Subjects water content Remove constraint water content: water content

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1. A critical review and analysis of the use of exposure- and flux-based ozone indices for predicting vegetation effects

Description:: Includes references
Author:: Musselman, Robert C. , Lefohn, Allen S. , Massman, William J. , Heath, Robert L.
Subject:: ozone , plant response , prediction , chemical concentration , environmental exposure , pollutants , plant damage , water content , soil water , water stress , stomatal conductance , diurnal variation , plant tissues , metabolic detoxification , models , literature reviews , Europe , United States
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2006

2. Forage Potential of Opuntia Clones Maintained by the USDA, National Plant Germplasm System (NPGS) Collection

Description:: Includes references
Author:: Felker, P. , Paterson, A. , Jenderek, M.M.
Subject:: Opuntia , cacti and succulents , forage crops , nutritive value , germplasm , plant genetic resources , gas exchange , field experimentation , water use efficiency , protein content , water content , drought , water stress , plant spines , cultivars , genetic variation , literature reviews , plant adaptation , clones , agroecological zones , forage , United States
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2006