Results 31 to 40 of about 430 (170)

Levantamento taxonômico de desmídias (Chlorophyta) do lago Novo (Amapá, Brasil): gêneros Staurastrum, Staurodesmus e Xanthidium Desmids (Chlorophyta) from lake Novo (Amapá, Brazil): genera Staurastrum, Staurodesmus e Xanthidium

open access: yesActa Amazonica, 2011
Neste estudo são descritas e ilustradas as espécies de três gêneros de desmídias (Staurastrum, Staurodesmus e Xanthidium) do lago Novo, um ambiente localizado na região dos lagos, na planície costeira do Estado do Amapá.
Karla Ferreira Souza, Sergio Melo
doaj   +1 more source

Los Géneros Docidium, Penium, Haplotaenium, Pleurotaenium, Tetmemorus y Triploceras (Desmidiales, Chlorophyta) en Cuba

open access: yesBotan‪ical Sciences, 1999
Este trabajo es una continuación de los estudios sobre las desmidiáceas de Cuba. Fueron examinadas 160 muestras recolectadas entre los años 1979 y 1988 de las zonas más importantes desde el punto de vista de presencia de desmidiáceas y diversidad de ...
Víctor M. Martínez-Almeida
doaj   +1 more source

Desmids of Gorce Mts. Geobotanical studies

open access: yesPlant and Fungal Systematics, 2023
The presented work is the first comprehensive study on the desmids of mountainous areas of the Gorce region in Poland. The Gorce Mts flora of the order Desmidiales comprises 20 genera and 247 species.
Maciej Wayda
doaj   +1 more source

Rare desmid genus Bourrellyodesmus Compère (Chlorophyceae: Desmidiales: Desmidiaceae) in India with description of a new species (Bourrellyodesmus indicus Das & Keshri sp. nov.) from eastern Himalaya, India

open access: yesJournal of Threatened Taxa, 2023
During systematic investigations on the algal diversity of eastern Himalaya, the authors recorded a rare desmid genus Bourrellyodesmus Compère for the first time from the Indian subcontinent.
Debjyoti Das, Jai Prakash Keshri
doaj   +1 more source

The Desmidiales of a Peat Bog in Rąbień [PDF]

open access: yes, 1989
The article presents results of a taxonomic analysis of the Desmidiales to be found on the area of the planned reservation in Rąbień. The studies carried out on this area in the 1982-1983 vegetation season revealed the presence of 93 algae species ...
Sitkowska, Małgorzata
core   +1 more source

Atmospheric stilling offsets the benefits from reduced nutrient loading in a large shallow lake

open access: yesLimnology and Oceanography, Volume 65, Issue 4, Page 717-731, April 2020., 2020
Abstract As part of a global phenomenon, a 30% decrease in average wind speed since 1996 in southern Estonia together with more frequent easterly winds resulted in 47% decrease in bottom shear stress in the large (270 km2), shallow (mean depth 2.8 m), and eutrophic Lake Võrtsjärv.
Nasime Janatian   +4 more
wiley   +1 more source

Đa dạng loài tảo bám trong ruộng lúa thâm canh ở huyện Chợ Mới, tỉnh An Giang, Việt Nam

open access: yesTạp chí Khoa học Đại học Cần Thơ, 2019
Mục đích của nghiên cứu là xác định và so sánh thành phần loài vi tảo sống bám trên đài vật nhân tạo (gạch thẻ) được đặt trong ruộng lúa thâm canh vào vụ Đông Xuân 2016-2017 và Hè Thu 2017. Thí nghiệm được thực hiện ở ba ruộng lúa, mỗi ruộng có diện tích
Bùi Thị Mai Phụng   +2 more
doaj   +1 more source

Desmids (Zygnematophyceae) from the littoral zone of an urban artificial lake: taxonomic aspects and geographical distribution

open access: yesActa Limnologica Brasiliensia, 2018
Aim: The aim of this study was to assess the taxonomic aspects and geographical distribution of the periphytic desmids from two different substrates in the littoral zone of an urban artificial lake.
Camila Akemy Nabeshima Aquino   +6 more
doaj   +1 more source

Periphytic algal community in artificial and natural substratum in a tributary of the Rosana reservoir (Corvo Stream, Paraná State, Brazil) - doi: 10.4025/actascibiolsci.v32i4.4627

open access: yesActa Scientiarum: Biological Sciences, 2010
Periphytic algal community in artificial and natural substratum in a tributary of the Rosana reservoir (Corvo Stream, Paraná State, Brazil). This study evaluated the heterogeneity in periphytic algal community, under the influence of time colonization on
Sirlene Aparecida Felisberto   +1 more
doaj   +1 more source

Desmídias (Zygnematophyceae) de hábito filamentoso da região do Vale do Paranã (Goiás, Brasil)

open access: yesRodriguésia
Resumo A região do Vale do Paranã faz parte do bioma Cerrado e da bacia Tocantins-Araguaia, no estado de Goiás. O estudo constitui o primeiro trabalho para região e visa apresentar o inventário de desmídias de hábito filamentoso.
Ina de Souza Nogueira   +3 more
doaj   +1 more source

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