Results 1 to 10 of about 131 (94)

Direct and indirect effects of climate change on distribution and community composition of macrophytes in lentic systems. [PDF]

open access: yesBiol Rev Camb Philos Soc, 2022
ABSTRACT Macrophytes are an important part of freshwater ecosystems and they have direct and indirect roles in keeping the water clear and providing structure and habitats for other aquatic organisms. Currently, climate change is posing a major threat to macrophyte communities by altering the many drivers that determine macrophyte abundance and ...
Lind L, Eckstein RL, Relyea RA.
europepmc   +2 more sources

Controle de Egeria densa e Egeria najas em caixa-d'água utilizando o herbicida diquat Control of Egeria densa and Egeria najas in water tanks using diquat [PDF]

open access: yesPlanta Daninha, 2005
Este estudo foi realizado no Núcleo de Pesquisas Avançadas em Matologia da FCA/UNESP, campus de Botucatu-SP, com o objetivo de avaliar o controle de Egeria densa e Egeria najas, utilizando o herbicida diquat.
D. Martins, E.D. Velini, E. Negrisoli
doaj   +6 more sources

Effects of Artificial Flooding for Hydroelectric Development on the Population of Mansonia humeralis (Diptera: Culicidae) in the Paraná River, São Paulo, Brazil. [PDF]

open access: yesJ Trop Med, 2012
The closure of two phases of the dam at the Porto Primavera Hydroelectric Plant on the Paraná River flooded a flawed system located in the Municipality of Presidente Epitácio, São Paulo state, favoring the proliferation of aquatic weeds. This study aimed to observe the population of Mansonia humeralis in the area, monitoring the richness, diversity ...
de Paula MB   +4 more
europepmc   +2 more sources

Adventitious shoot regeneration from leaf explant of dwarf hygro (Hygrophila polysperma (Roxb.) T. Anderson). [PDF]

open access: yesScientificWorldJournal, 2013
Dwarf hygro (Hygrophila polysperma) is an ornamental aquatic plant that changes its leaf colours to pinkish in high light. It is listed as a medicinal plant in medicinal plant lists of Indian states of West Bengal and Karnataka. It is also used as a screening tool for toxicities and a bioindicator to detect and control algae.
Karataş M, Aasim M, Çınar A, Dogan M.
europepmc   +2 more sources

Growth Allocation Shifts in the Invasive Hydrilla verticillata Under Interspecific Competition with Native Submerged Macrophytes [PDF]

open access: yesPlants
Communities with high native species diversity tend to be less susceptible to the establishment of invasive species, especially in studies that test their local impact.
Letícia da Costa   +4 more
doaj   +2 more sources

Use of grass carp (Ctenopharyngodon idella) as a biological control agent for submerged aquatic macrophytes [PDF]

open access: yesPlanta Daninha, 2014
This study aimed to evaluate feed preference and control efficacy of grass carp (Ctenopharyngodon idella) on the aquatic macrophytes Ceratophyllum demersum, Egeria densa and Egeria najas.
A.F. Silva   +3 more
doaj   +1 more source

Eficiência de fluridone no controle de plantas aquáticas submersas no reservatório de Jupiá Fluridone efficacy for control of submersed aquatic weeds in the Jupiá reservoir

open access: yesPlanta Daninha, 2003
O objetivo deste estudo foi avaliar a eficiência do herbicida fluridone no controle de plantas aquáticas submersas (Egeria densa, Egeria najas e Ceratophyllum demersum) que ocorrem no reservatório da Usina Hidrelétrica Eng.
D.A.S. Marcondes   +6 more
doaj   +1 more source

Avaliação de herbicidas para o controle de egéria em laboratório, caixa d'água e represa sem fluxo de água Efficacy of fluridone in controlling Egeria spp. in tanks and in a small pond without water flow

open access: yesPlanta Daninha, 2002
Este projeto teve por objetivo avaliar a eficácia de herbicidas para controle de plantas aquáticas submersas das espécies Egeria densa e Egeria najas. O estudo foi realizado em três etapas consecutivas: em laboratório, em caixas d'água e numa represa de ...
R.H. Tanaka   +6 more
doaj   +1 more source

Niche differentiation between a native and an invasive species of submersed macrophyte in a subtropical reservoir

open access: yesActa Botânica Brasílica, 2021
Submersed macrophytes have important ecological roles but non-native invasive species may affect biodiversity and water uses. We investigated the native macrophyte Egeria najas and the invasive Hydrilla verticillata and measured their maximum ...
Fernanda Moreira Florêncio   +2 more
doaj   +1 more source

Eficiência de fluridone no controle de plantas aquáticas submersas e efeitos sobre algumas características ambientais Fluridone efficacy in controling submersed aquatic weeds and its effects on some environmental characteristics

open access: yesPlanta Daninha, 2002
O objetivo deste estudo foi avaliar a eficiência do herbicida fluridone no controle de plantas aquáticas submersas (Egeria densa, Egeria najas e Ceratophyllum demersum), assim como seus efeitos sobre algumas características ambientais.
D.A.S. Marcondes   +6 more
doaj   +1 more source

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