Results 61 to 70 of about 2,201 (158)
AIM: The aim of this study was to evaluate elemental composition (C, N and P) and carbohydrate and lipids content of aquatic macrophytes Egeria densa, Ceratophyllum demersum and Najas marina found in a lagoon of Norte Fluminense and relate these data to ...
Bruno dos Santos Esteves +1 more
doaj +1 more source
ABSTRACT Vegetation succession in aquatic and littoral habitats has received much less attention than terrestrial habitats have. We sampled differently aged successional stages at five different types of post‐mining sites, that is, sandpits, stone quarries, clay quarries, brown coal spoil heaps and black coal subsidences, across the Czech Republic ...
Anna Müllerová +2 more
wiley +1 more source
Ceratophyllum Demersum, Linn. In The Orkney Isles [PDF]
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openaire +2 more sources
Ceratophyllum demersum (Native) 3
Ceratophyllum demersum, Plant with maturing pistillate flower. Family Ceratophyllaceae, Subclass Magnoliidae.
Hugh D. Wilson
core +1 more source
Allelopathic Influences of Lower Plants on Barley (Hordeum vulgare L.) Seed Germination and Some Growth Characteristics [PDF]
The present research aimed to study the effects of lower plant residues of (Cladophora glomerata, Chara sp., and Ceratophyllum demersum) with three treatments of 0.5, 1%, and 1.5% as an allelopathic agent on the barley (Hordeum vulgare L.) germination ...
Pakhshan Maulood +3 more
doaj +1 more source
Size‐Dependent Habitat Selection in a Tropical Freshwater Crayfish: Preference for Vegetated Refugia
Young freshwater crayfish need shelter to survive, but it is often unclear whether they actively choose safe habitats or simply remain where they are found. We show that craylings and juvenile red claw crayfish prefer vegetated habitats over bare sand or gravel, and that this preference becomes stronger as crayfish grow.
Mitchell Heide +4 more
wiley +1 more source
Speciation and Distribution of Arsenic in the Nonhyperaccumulator Macrophyte Ceratophyllum demersum [PDF]
Abstract Although arsenic (As) is a common pollutant worldwide, many questions about As metabolism in nonhyperaccumulator plants remain. Concentration- and tissue-dependent speciation and distribution of As was analyzed in the aquatic plant Ceratophyllum demersum to understand As metabolism in nonhyperaccumulator plants.
Mishra, Seema +4 more
openaire +3 more sources
Greenhouse Gas Dynamics From Created Wetlands of New Brunswick and Nova Scotia (Canada)
Abstract Beginning in the 17th century, Acadian settlers dyked and drained salt marshes along the Bay of Fundy in Eastern Canada, transforming them into agricultural fields. Over the last ∼50 years, impoundments were created by building dykes to contain freshwater.
R. E. Plant +4 more
wiley +1 more source
Study on Three submerged Plants’ Purified Effect in domestic sewage
:Three kinds of submerged plants-Hydrilla verticillata,Ceratophyllum demersum and ottelia were used and cultivated in domestic sewage. By analyzing removal efficiency of CODcr、TP、NH3-N in domestic sewage , we can research the ablity of them to purify ...
Qin Leilei
doaj

