Spirodela polyrrhiza

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Noun1.Spirodela polyrrhiza - cosmopolitan except South America and New Zealand and some oceanic islands
duckweed - any small or minute aquatic plant of the family Lemnaceae that float on or near the surface of shallow ponds
genus Spirodela, Spirodela - minute aquatic herbs floating on the water surface consisting of a shiny leaflike frond and 2-21 roots
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References in periodicals archive ?
Some effects of salicylic acid on growth and flowering in Spirodela polyrrhiza SP20.
Aksoy, "Growth and lead accumulation capacity of Lemna minor and Spirodela polyrrhiza (Lemnaceae): interactions with nutrient enrichment," Water, Air, and Soil Pollution, vol.
Upatham, Kinetics of Basic Dye (Methylene Blue) Biosorption by Giant Duckweed (Spirodela Polyrrhiza), Environ.
Ph ES-IT Spirodela polyrrhiza (L.) Schleiden Hy ES-IT Stachys benthamiana Boiss He IT Stachys kermanshahensis Rech.
Duman, "Influence of salinity on the growth and heavy metal accumulation capacity of Spirodela polyrrhiza (Lemnaceae)," Turkish Journal of Biology, vol.
"Efectos del amonio y del pH sobre el crecimiento de Spirodela polyrrhiza cultivado en efluentes de reactores UASB.
Toxic effect of arsenic and cadmium alone and in combination on Giant duckweed (Spirodela polyrrhiza L.) in response to its accumulation.
Toxicity and genotoxicity tests of the water and bottom sediments were carried out based on the biological tests widely used in the world (EPA 1996a, b; OECD 2003): Spirodela polyrrhiza L.
Evaluation of duckweed (Lemna perpusilla and Spirodela polyrrhiza) as feed for Nile tilapia (Oreochromis niloticus).
Kinetic of basic dye (methylene blue) biosorption by giant duckweed (Spirodela polyrrhiza).