DOCSLIB.ORG

Journal of Threatened Taxa

Total Page：16

File Type：pdf, Size：1020Kb

Download full-text PDF Read full-text
Journal of Threatened Taxa PLATINUM The Journal of Threatened Taxa (JoTT) is dedicated to building evidence for conservaton globally by publishing peer-reviewed artcles OPEN ACCESS online every month at a reasonably rapid rate at www.threatenedtaxa.org. All artcles published in JoTT are registered under Creatve Commons Atributon 4.0 Internatonal License unless otherwise mentoned. JoTT allows unrestricted use, reproducton, and distributon of artcles in any medium by providing adequate credit to the author(s) and the source of publicaton. Journal of Threatened Taxa Building evidence for conservaton globally www.threatenedtaxa.org ISSN 0974-7907 (Online) | ISSN 0974-7893 (Print) Communication Chroococcalean blue green algae from the paddy fields of Satara District, Maharashtra, India Sharada Jagannath Ghadage & Vaneeta Chandrashekhar Karande 26 October 2020 | Vol. 12 | No. 14 | Pages: 16979–16992 DOI: 10.11609/jot.5683.12.14.16979-16992 For Focus, Scope, Aims, Policies, and Guidelines visit htps://threatenedtaxa.org/index.php/JoTT/about/editorialPolicies#custom-0 For Artcle Submission Guidelines, visit htps://threatenedtaxa.org/index.php/JoTT/about/submissions#onlineSubmissions For Policies against Scientfc Misconduct, visit htps://threatenedtaxa.org/index.php/JoTT/about/editorialPolicies#custom-2 For reprints, contact <[email protected]> The opinions expressed by the authors do not refect the views of the Journal of Threatened Taxa, Wildlife Informaton Liaison Development Society, Zoo Outreach Organizaton, or any of the partners. The journal, the publisher, the host, and the part- Publisher & Host ners are not responsible for the accuracy of the politcal boundaries shown in the maps by the authors. Member Threatened Taxa Journal of Threatened Taxa | www.threatenedtaxa.org | 26 October 2020 | 12(14): 16979–16992 ISSN 0974-7907 (Online) | ISSN 0974-7893 (Print) PLATINUM OPEN ACCESS DOI: htps://doi.org/10.11609/jot.5683.12.14.16979-16992 #5683 | Received 06 January 2020 | Final received 06 September 2020 | Finally accepted 20 September 2020 C o m Chroococcalean blue green algae from the paddy felds of Satara District, m u n Maharashtra, India i c 1 2 a Sharada Jagannath Ghadage & Vaneeta Chandrashekhar Karande t i Department of Botany, Yashwantrao Chavan Insttute of Science, Tal Karad, Satara District, Maharashtra 415001, India. o 1 [email protected] (corresponding author), 2 [email protected] n Abstract: Blue green algae are the photosynthetc prokaryotes representng a wide distributon in habitat, i.e., temperate, tropical, and polar region. Paddy felds are the best studied aquatc ecosystems on earth which fulfll all the necessary demands required for blue green algal growth. Blue green algal role in enhancement of paddy yield has been studied worldwide. Sustainable utlizaton of an organism for community use depends on how successfully the ecology of that organism is understood. Twenty-eight chroococcalean blue green algal taxa were recorded from the study area. They were taxonomically investgated and found to belong to two families and 11 genera. The frst family Chroococcaceae was the largest family with 10 genera and 26 species while the second family Entophysalidaceae had only one genus and two species. The genus Gloeocapsa from the family Chroococcaceae exhibited largest species diversity (21.42%), as well as taxa Chlorogloea fritschii of family Entophysalidaceae showed species abundance from the study area. All heterocystous blue green algal forms are capable of fxaton of atmospheric N2. Many of the non-heterocystous or unicellular blue green algae also have the capacity of N2 fxaton. The taxonomical documentaton of chroococcalean blue green algae provide informaton about such indigenous unicellular blue green algae which will help in the development of niche specifc inoculants as biofertlizers for rice felds of the study region. Keywords: Gloeocapsa, unicellular, biofertlizer, nitrogen fxaton, taxonomy. Editor: Asheesh Shivam Mishra, Nehru Gram Bharat (Deemed to be University), Prayagraj, India. Date of publicaton: 26 October 2020 (online & print) Citaton: Ghadage, S.J. & V.C. Karande (2020). Chroococcalean blue green algae from the paddy felds of Satara District, Maharashtra, India. Journal of Threatened Taxa 12(14): 16979–16992. htps://doi.org/10.11609/jot.5683.12.14.16979-16992 Copyright: © Ghadage & Karande 2020. Creatve Commons Atributon 4.0 Internatonal License. JoTT allows unrestricted use, reproducton, and distributon of this artcle in any medium by providing adequate credit to the author(s) and the source of publicaton. Funding: None. Competng interests: The authors declare no competng interests. Author details: Sharada Jagannath Ghadage graduated from the University of Kolhapur, Maharashtra and is currently a reasearcher with center for Yashwantrao Chavan Insttute of Science, Satara. She is working as a senior assistant professor in S.G.M. college, Karad, Maharashtra. She is currently working on one minor project - Efect of Azolla biofertlizer on soil quality and developmental stages of various crops. Funded by RUSA (In process). Dr. Mrs. Vaneeta Chandrashekhar Karande has 36 years experiance as a professor for PG and UG department in Botany subject Yashwantrao Chavan Insttute of Science, Satara, Maharashtra. She is Head of Botany department as well as Vice principal in Y. C. Insttute of Science, Satara and is a BOS member in Shivaji University, Kolhapur. She has completed two minor project on biodiversity of blue green algae. Author contributon: SJG—Conceptualized study, collected and analyzed data, wrote fnal version of menuscript translated in the feld. VCK—Supervised study, helped in the revision of menuscript. Acknowledgements: We are thankful to Dr. K. G. Kanade, Principal, Yashwantrao Chavan Insttute of Science, Satara for the encouragement during the work. Thanks are also due to the Head Department of Botany Y. C. Insttute of Science, Satara for the facilites. We are thankful to staf members and colleagues and friends for the keen interest and suggestons during this work. 16979 J TT Chroococcalean blue green algae from paddy felds of Satara District Ghadage & Karande INTRODUCTION Patan Tehsil is hilly with deep valleys while some parts are plains and receives heavy rainfall. The common soil Blue green algae are important components of soil is red lateritc soil, in the plains it is black cotony soil microfora in paddy felds. They play an important role while at elevatons it is the basaltc and lateritc type. in maintaining and improving soil fertlity, as they have This tehsil is famous for the cultvaton of local varietes the ability to fx atmospheric nitrogen and transform it of paddy, viz.: Dombya, Dodkya, Kolambya, Bhados, to nitrate/nitrite (Anand 1990). The rice felds provide Panwel, Indrayani, Champakali, Ghansal, Jiresal, Teliansh, ideal environment for luxuriant growth of blue-green Kaveri, Krishnakusal, Basmat, and Ambemohar. algae. They are found in paddy feld soil throughout the Karad is 52km to the south-east of Satara and is year at various growth stages of the rice crop (Nayak et located at 17.289N & 74.181E. Karad city situated at al. 2001). There is huge structural diversity found in class southern part of Satara District near Agashiva, at the Cyanophyta (blue green algae) which is the main reason confuence of Koyna and Krishna rivers called ‘Preet for atractng algologists to develop a keen interest in sangam’. The tehsil receives moderate rainfall and the their taxonomic study. common soil type is black cotony soil. It is famous for Extensive work on blue green algae of paddy felds the cultvaton of local varietes of rice, viz.: Indrayani, got in various parts of India (West Bengal, Kerala, Rethare Basmat, Pusa Basmat, Hansa, Khadkil Chatsgarh, Manipur, Mizoram, Utar Pradesh, Madhya Kolhapuri, Kolhapuri R-24, and Kaveri. Pradesh, Odisha, Tamil Nadu, and Maharashtra) and in Frequent and tmely collecton of soil and algal Bangladesh (Banarjee 1935; Goyal et al. 1984; Anand & samples were undertaken during the rainy season (2012– Revat 1987; Anand et al. 1987, 1995; Santra 1993; Sahu 2017). Soil samples were collected from paddy felds of et al. 1997; Ahmed 2001; Nayak et al. 2001). There are the study area (Fig. 1). Soil from rice felds were collected some reports on growth and nitrogen fxaton potentals randomly from both the tehsils as per Somawanshi et of blue green algae (Gupta 1964; Parasad & Mehrotra al. (1999). The collected soil samples were brought 1980; Santra 1991). Some workers recorded marked into the laboratory using polythene bags, dried at room variatons among the species of blue green algae from rice feld soils of diferent regions of India (Tiwari 1972; Sinha & Mukherjee 1975a,b, 1984; Anand et al. 1987). Several studies have been conducted on the blue green algal fora from the paddy felds of Maharashtra (Gonzalves et al. 1949; Sardeshpande & Goyal 1981; Kolte & Goyal 1985; Patl & Satav 1986; Madane & Shinde 1993; Aut & Pingle 2006; Patl & Chougule 2009). Ghadage & Karande (2008) and Kamble & Karande (2018) studied the unicellular blue green algae from various habitats of Satara District. Ghadage (2009), Karande (2009), Kamble (2010), and Ghadage & Karande (2019), however, studied the biodiversity of blue green algae from paddy felds of Satara District. Though substantal studies were available in Satara District, it seems that much atenton was not paid to the study of chroococcalean blue green algae. Thus, the present study was designed to view the systematc enumeraton of chroococcalean
Load more

Recommended publications
  • Algae (Order Chroococcales) R
    BACTEROLOGICAL REVIEWS, June 1971, p. 171-205 Vol. 35, No. 2 Copyright © 1971 American Society for Microbiology Printed in U.S.A. Purification and Properties of Unicellular Blue-Green Algae (Order Chroococcales) R. Y. STANIER, R. KUNISAWA, M. MANDEL, AND G. COHEN-BAZIRE Department of Bacteriology and Immunology, University of California, Berkeley, California 94720, and The University ofTexas, M. D. Anderson Hospital and Tumor Institute, Houston, Texas 77025 INTRODUCTION ............................................................ 171 MATERIALS AND METHODS ............................................... 173 Sources of Strains Examined .................................................. 173 Media and Conditions of Cultivation ........................................... 173 Enrichment, Isolation, and Purification of Unicellular Blue-Green Algae 176 Measurement of Absorption Spectra ............................................ 176 Determination of Fatty-Acid Composition ....................................... 176 Extraction of DNA .......................................................... 176 Determination of Mean DNA Base Composition ................................. 177 ASSIGNMENT OF STRAINS TO TYPOLOGICAL GROUPS 177 DNA BASE COMPOSITION ................................................. 181 PHENOTYPIC PROPERTIES ................................................ 184 Motility................................................................... 184 Growth in Darkness and Utilization of Organic Compounds ........................ 184 Nitrogen Fixation
    [Show full text]
  • Family I. Chroococcaceae, Part 2 Francis Drouet
    Butler University Botanical Studies Volume 12 Article 8 Family I. Chroococcaceae, part 2 Francis Drouet William A. Daily Follow this and additional works at: http://digitalcommons.butler.edu/botanical The utleB r University Botanical Studies journal was published by the Botany Department of Butler University, Indianapolis, Indiana, from 1929 to 1964. The cs ientific ourj nal featured original papers primarily on plant ecology, taxonomy, and microbiology. Recommended Citation Drouet, Francis and Daily, William A. (1956) "Family I. Chroococcaceae, part 2," Butler University Botanical Studies: Vol. 12, Article 8. Available at: http://digitalcommons.butler.edu/botanical/vol12/iss1/8 This Article is brought to you for free and open access by Digital Commons @ Butler University. It has been accepted for inclusion in Butler University Botanical Studies by an authorized administrator of Digital Commons @ Butler University. For more information, please contact [email protected]. Butler University Botanical Studies (1929-1964) Edited by J. E. Potzger The Butler University Botanical Studies journal was published by the Botany Department of Butler University, Indianapolis, Indiana, from 1929 to 1964. The scientific journal featured original papers primarily on plant ecology, taxonomy, and microbiology. The papers contain valuable historical studies, especially floristic surveys that document Indiana’s vegetation in past decades. Authors were Butler faculty, current and former master’s degree students and undergraduates, and other Indiana botanists. The journal was started by Stanley Cain, noted conservation biologist, and edited through most of its years of production by Ray C. Friesner, Butler’s first botanist and founder of the department in 1919. The journal was distributed to learned societies and libraries through exchange.
    [Show full text]
  • DOMAIN Bacteria PHYLUM Cyanobacteria
    DOMAIN Bacteria PHYLUM Cyanobacteria D Bacteria Cyanobacteria P C Chroobacteria Hormogoneae Cyanobacteria O Chroococcales Oscillatoriales Nostocales Stigonematales Sub I Sub III Sub IV F Homoeotrichaceae Chamaesiphonaceae Ammatoideaceae Microchaetaceae Borzinemataceae Family I Family I Family I Chroococcaceae Borziaceae Nostocaceae Capsosiraceae Dermocarpellaceae Gomontiellaceae Rivulariaceae Chlorogloeopsaceae Entophysalidaceae Oscillatoriaceae Scytonemataceae Fischerellaceae Gloeobacteraceae Phormidiaceae Loriellaceae Hydrococcaceae Pseudanabaenaceae Mastigocladaceae Hyellaceae Schizotrichaceae Nostochopsaceae Merismopediaceae Stigonemataceae Microsystaceae Synechococcaceae Xenococcaceae S-F Homoeotrichoideae Note: Families shown in green color above have breakout charts G Cyanocomperia Dactylococcopsis Prochlorothrix Cyanospira Prochlorococcus Prochloron S Amphithrix Cyanocomperia africana Desmonema Ercegovicia Halomicronema Halospirulina Leptobasis Lichen Palaeopleurocapsa Phormidiochaete Physactis Key to Vertical Axis Planktotricoides D=Domain; P=Phylum; C=Class; O=Order; F=Family Polychlamydum S-F=Sub-Family; G=Genus; S=Species; S-S=Sub-Species Pulvinaria Schmidlea Sphaerocavum Taxa are from the Taxonomicon, using Systema Natura 2000 . Triochocoleus http://www.taxonomy.nl/Taxonomicon/TaxonTree.aspx?id=71022 S-S Desmonema wrangelii Palaeopleurocapsa wopfnerii Pulvinaria suecica Key Genera D Bacteria Cyanobacteria P C Chroobacteria Hormogoneae Cyanobacteria O Chroococcales Oscillatoriales Nostocales Stigonematales Sub I Sub III Sub
    [Show full text]
  • Biodiversity and Temporal Distribution of Chroococcales (Cyanoprokaryota) of an Arid Mangrove on the East Coast of Baja California Sur, Mexico
    Fottea 11(1): 235–244, 2011 235 Biodiversity and temporal distribution of Chroococcales (Cyanoprokaryota) of an arid mangrove on the east coast of Baja California Sur, Mexico Hilda LEÓN –TEJERA 1,, Claudia J. PÉREZ –ES T RADA 2, Gustavo MON T EJANO 1 & Elisa SERVIERE –ZARAGOZA 2 1Department of Biology, Faculty of Sciences, Universidad Nacional Autónoma de Mexico, Apartado Postal 04360, Coyoacán, Mexico, D.F. 04510, Mexico. [email protected] 2Centro de Investigaciones Biológicas del Noroeste, S.C. (CIBNOR), Mar Bermejo 195, Col. Playa Palo de Santa Rita, La Paz, B.C.S. 23090, Mexico Abstract: Arid mangroves constitute a particular biotope, with very extreme variations in ecological conditions, mainly temperature and salinity, condition that demand specific adaptations to successfully inhabit this ecosystem. Cyanoprokaryotes have not been well studied in Mexican coasts and this is the first study that contributes to the knowledge of the biodiversity of this group in an arid mangrove in Zacatecas estuary, Baja California Sur, Mexico. Samples of Avicennia germinans pneumatophores from Zacatecas estuary were collected between May 2005 and May 2006. The identification of the most representative Chroococcales produced 10 morphotypes, described mor- phologically and digitally registered for the first time for Mexico. We report species of Aphanocapsa, Chroococ- cus, Hydrococcus, Chamaecalyx, Dermocarpella and Xenococcus. Some taxa have been recorded in brackish or even marine environments from other regions, evidencing the wide geographical distribution and ecological adapt- ability of these organisms, but some others are probably new to science. Some species have a specific seasonal and vertical distribution on the pneumatophore but other have a more ample distribution.
    [Show full text]
  • Name of the Manuscript
    Available online: August 25, 2018 Commun.Fac.Sci.Univ.Ank.Series C Volume 27, Number 2, Pages 1-16 (2018) DOI: 10.1501/commuc_0000000193 ISSN 1303-6025 http://communications.science.ankara.edu.tr/index.php?series=C THE INVESTIGATION ON THE BLUE-GREEN ALGAE OF MOGAN LAKE, BEYTEPE POND AND DELİCE RIVER (KIZILIRMAK) AYLA BATU and NURAY (EMİR) AKBULUT Abstract. In this study Cyanobacteria species of Mogan Lake, Beytepe Pond and Delice River were taxonomically investigated. The cyanobacteria specimens have been collected by monthly intervals from Mogan Lake and Beytepe Pond between October 2010 and September 2011. For the Delice River the laboratory samples which were collected by montly intervals between July 2007-May 2008 have been evaluated.Totally 15 genus and 41 taxa were identified, 22 species from Mogan lake, 19 species from Beytepe pond and 13 species from Delice river respectively. During the study species like Planktolyngbya limnetica and Aphanocapsa incerta were frequently observed for all months in Mogan Lake, Chrococcus turgidus and Chrococcus minimus were abundant in Beytepe Pond while Kamptonema formosum was dominant in Delice River. As a result species diversity and density were generally rich in Mogan Lake during fall and summer season while very low in the Delice River during winter season. 1. Introduction Cyanobacteria (blue-green algae) are microscopic bacteria found in freshwater lakes, streams, soil and moistened rocks. Even though they are bacteria, cyanobacteria are too small to be seen by the naked eye, they can grow in colonies which are large enough to see. When algae grows too much it can form “blooms”, which can cause various problems.
    [Show full text]
  • Mainstreaming Biodiversity for Sustainable Development
    Mainstreaming Biodiversity for Sustainable Development Dinesan Cheruvat Preetha Nilayangode Oommen V Oommen KERALA STATE BIODIVERSITY BOARD Mainstreaming Biodiversity for Sustainable Development Dinesan Cheruvat Preetha Nilayangode Oommen V Oommen KERALA STATE BIODIVERSITY BOARD MAINSTREAMING BIODIVERSITY FOR SUSTAINABLE DEVELOPMENT Editors Dinesan Cheruvat, Preetha Nilayangode, Oommen V Oommen Editorial Assistant Jithika. M Design & Layout - Praveen K. P ©Kerala State Biodiversity Board-2017 All rights reserved. No part of this book may be reproduced, stored in a retrieval system, transmitted in any form or by any means-graphic, electronic, mechanical or otherwise, without the prior written permission of the publisher. Published by - Dr. Dinesan Cheruvat Member Secretary Kerala State Biodiversity Board ISBN No. 978-81-934231-1-0 Citation Dinesan Cheruvat, Preetha Nilayangode, Oommen V Oommen Mainstreaming Biodiversity for Sustainable Development 2017 Kerala State Biodiversity Board, Thiruvananthapuram 500 Pages MAINSTREAMING BIODIVERSITY FOR SUSTAINABLE DEVELOPMENT IntroduCtion The Hague Ministerial Declaration from the Conference of the Parties (COP 6) to the Convention on Biological Diversity, 2002 recognized first the need to mainstream the conservation and sustainable use of biological resources across all sectors of the national economy, the society and the policy-making framework. The concept of mainstreaming was subsequently included in article 6(b) of the Convention on Biological Diversity, which called on the Parties to the
    [Show full text]
  • Physico-Chemical and Biological Factors in the Distribution of Cyanobacteria Population in Three Different Sampling Sites of South India
    Vol. 7(25), pp. 3240-3247, 18 June, 2013 DOI: 10.5897/AJMR12.1408 ISSN 1996-0808 ©2013 Academic Journals African Journal of Microbiology Research http://www.academicjournals.org/AJMR Full Length Research Paper Physico-chemical and biological factors in the distribution of cyanobacteria population in three different sampling sites of South India K. Jeyachitra1, A. Panneerselvam1, R. Rajendran2, M. Mahalakshmi3, and S. Karthik Sundaram2* 1PG and Research Department of Botany and Microbiology, A.V. V. M. Sri Pushpam College (Aut), Poondi, - 613 503, Thanjavur district, India. 2PG and Research Department of Microbiology, PSG College of Arts and Science, Coimbatore-14, India. 3RndBio-The Biosolutions Company, SF No. 274/4, Anna Private Industrial Estate, Vilankuruchi Road, Peelamedu Post, Coimbatore – 35, India. Accepted 12 June, 2013 The current work was involved in the distributional analysis of the cyanobacteria strains present in the predominant water outlets present in the city, for analysing the types of strains found during the different seasonal interims. The cyanobacteria distribution in water from two different stations of Southern India were analysed at four months interval during the period of July 2002 to June 2004. The cyanobacteria population in the vicinity was analyzed using the physico-chemical factors like pH, temperature, electrical conductivity, carbonate, bicarbonate, chloride, calcium, magnesium, total phosphorus, inorganic phosphorus, sulphate, sulphite, ammoniacal nitrogen, nitrate, nitrite, silicate, iron, zinc, copper and manganese and algal flora (qualitative) were also studied and compared their variations among the three different freshwater bodies. In addition, biological parameters such as primary production gross primary productivity, net primary productivity and community respiration rate were also studied.
    [Show full text]
  • Preliminary Survey of the Terrestrial Algae of Schirmacher Oasis, Antarctica
    PRELIMINARY SURVEY OF THE TERRESTRIAL ALGAE OF SCHIRMACHER OASIS, ANTARCTICA A.K. Kashyap Department of Botany Banaras Hindu University Varanasi 221 005 The Schirmacher Oasis (Maitri Hills) was visited during 27th December, 1986 toFrebruary 11,1987 to study the terrestrial algal flora. Two hundred sixty eight samples of algae were collected from 15 different sites. They were subjected to microscopic observations within twenty four hours of collection and detailed morphological features of the representative genera were recorded. Sixteen genera of algae belonging to Cyanophyceae (12), Chlorophyceae (2) and Bacillariophyceae (2) were observed . Among the Cyanophyceae a total to 25 species have been recorded. For the sake of convenience, the algae growing in the above area was divided into three habitats and their systematic position has been mentioned in the table appended. The results showed that nearly 80% of the collected samples contained nitrogen fixing forms suggesting that such forms are widely distributed in Schirmacher Oasis. It was of interest to note that no spore forming blue-green algae was encountered. Instead all forms growing in the region and thick, tough and pigmented mucilage around the cells or trichomes. The common means of propagation in these algae seems to be fragmentation or formation of hormogones. 71 Totally desiccated mats of blue-green algae were brought to laboratory following expedition and were subjected to nitrogen fixation studies. Rates of acetylene reduction by wet mats of Nostoc commune ranged between 86.3 ± 3.6 and 12.6 ± 3.3 pmol C2H4/ug Chl a/h at 4°C (light intensity 1000 lux approx.) under light and dark conditions respectively.
    [Show full text]
  • Botswana), a Subtropical Flood-Pulsed Wetland
    Biodiversity and Biomass of Algae in the Okavango Delta (Botswana), a Subtropical Flood-Pulsed Wetland Thesis submitted for the degree of Doctor of Philosophy by LUCA MARAZZI University College London Department of Geography University College London December 2014 I, LUCA MARAZZI, confirm that the work presented in this thesis is my own. Where information has been derived from other sources, I confirm that this has been indicated in the thesis. LUCA MARAZZI 2 ABSTRACT In freshwater bodies algae provide key ecosystem services such as food and water purification. This is the first systematic assessment of biodiversity, biomass and distribution patterns of these aquatic primary producers in the Okavango Delta (Botswana), a subtropical flood-pulsed wetland in semiarid Southern Africa. This study delivers the first estimate of algal species and genera richness at the Delta scale; 496 species and 173 genera were observed in 132 samples. A new variety of desmid (Chlorophyta) was discovered, Cosmarium pseudosulcatum var. okavangicum, and species richness estimators suggest that a further few hundred unidentified species likely live in this wetland. Rare species represent 81% of species richness and 30% of total algal biovolume. Species composition is most similar within habitat types, thus varying more significantly at the Delta scale. In seasonally inundated floodplains, algal species / genera richness and diversity are significantly higher than in permanently flooded open water habitats. The annual flood pulse has historically allowed more diverse algal communities to develop and persist in these shallower and warmer environments with higher mean nutrient levels and more substrata and more heterogenous habitats for benthic taxa. These results support the Intermediate Disturbance Hypothesis, Species-Energy Theory and Habitat Heterogeneity Diversity hypotheses.
    [Show full text]
  • (Cyanobacterial Genera) 2014, Using a Polyphasic Approach
    Preslia 86: 295–335, 2014 295 Taxonomic classification of cyanoprokaryotes (cyanobacterial genera) 2014, using a polyphasic approach Taxonomické hodnocení cyanoprokaryot (cyanobakteriální rody) v roce 2014 podle polyfázického přístupu Jiří K o m á r e k1,2,JanKaštovský2, Jan M a r e š1,2 & Jeffrey R. J o h a n s e n2,3 1Institute of Botany, Academy of Sciences of the Czech Republic, Dukelská 135, CZ-37982 Třeboň, Czech Republic, e-mail: [email protected]; 2Department of Botany, Faculty of Science, University of South Bohemia, Branišovská 31, CZ-370 05 České Budějovice, Czech Republic; 3Department of Biology, John Carroll University, University Heights, Cleveland, OH 44118, USA Komárek J., Kaštovský J., Mareš J. & Johansen J. R. (2014): Taxonomic classification of cyanoprokaryotes (cyanobacterial genera) 2014, using a polyphasic approach. – Preslia 86: 295–335. The whole classification of cyanobacteria (species, genera, families, orders) has undergone exten- sive restructuring and revision in recent years with the advent of phylogenetic analyses based on molecular sequence data. Several recent revisionary and monographic works initiated a revision and it is anticipated there will be further changes in the future. However, with the completion of the monographic series on the Cyanobacteria in Süsswasserflora von Mitteleuropa, and the recent flurry of taxonomic papers describing new genera, it seems expedient that a summary of the modern taxonomic system for cyanobacteria should be published. In this review, we present the status of all currently used families of cyanobacteria, review the results of molecular taxonomic studies, descriptions and characteristics of new orders and new families and the elevation of a few subfamilies to family level.
    [Show full text]
  • Cattle Access Affects Periphyton Community Structure in Tennessee Farm Ponds
    University of Tennessee, Knoxville TRACE: Tennessee Research and Creative Exchange Masters Theses Graduate School 8-2010 Cattle access affects periphyton community structure in Tennessee farm ponds. Robert Gerald Middleton University of Tennessee - Knoxville, [email protected] Follow this and additional works at: https://trace.tennessee.edu/utk_gradthes Part of the Environmental Microbiology and Microbial Ecology Commons Recommended Citation Middleton, Robert Gerald, "Cattle access affects periphyton community structure in Tennessee farm ponds.. " Master's Thesis, University of Tennessee, 2010. https://trace.tennessee.edu/utk_gradthes/732 This Thesis is brought to you for free and open access by the Graduate School at TRACE: Tennessee Research and Creative Exchange. It has been accepted for inclusion in Masters Theses by an authorized administrator of TRACE: Tennessee Research and Creative Exchange. For more information, please contact [email protected]. To the Graduate Council: I am submitting herewith a thesis written by Robert Gerald Middleton entitled "Cattle access affects periphyton community structure in Tennessee farm ponds.." I have examined the final electronic copy of this thesis for form and content and recommend that it be accepted in partial fulfillment of the equirr ements for the degree of Master of Science, with a major in Wildlife and Fisheries Science. Matthew J. Gray, Major Professor We have read this thesis and recommend its acceptance: S. Marshall Adams, Richard J. Strange Accepted for the Council: Carolyn R. Hodges Vice Provost and Dean of the Graduate School (Original signatures are on file with official studentecor r ds.) To the Graduate Council: I am submitting herewith a thesis written by Robert Gerald Middleton entitled “Cattle access affects periphyton community structure in Tennessee farm ponds.” I have examined the final electronic copy of this thesis for form and content and recommend that it be accepted in partial fulfillment of the requirements for the degree of Master of Science, with a major in Wildlife and Fisheries Science.
    [Show full text]
  • Family I. Chroococcaceae, Part 3
    Butler University Botanical Studies Volume 12 Article 9 Family I. Chroococcaceae, part 3 Francis Drouet William A. Daily Follow this and additional works at: https://digitalcommons.butler.edu/botanical The Butler University Botanical Studies journal was published by the Botany Department of Butler University, Indianapolis, Indiana, from 1929 to 1964. The scientific journal eaturf ed original papers primarily on plant ecology, taxonomy, and microbiology. Recommended Citation Drouet, Francis and Daily, William A. (1956) "Family I. Chroococcaceae, part 3," Butler University Botanical Studies: Vol. 12 , Article 9. Retrieved from: https://digitalcommons.butler.edu/botanical/vol12/iss1/9 This Article is brought to you for free and open access by Digital Commons @ Butler University. It has been accepted for inclusion in Butler University Botanical Studies by an authorized editor of Digital Commons @ Butler University. For more information, please contact [email protected]. Butler University Botanical Studies (1929-1964) Edited by J. E. Potzger The Butler University Botanical Studies journal was published by the Botany Department of Butler University, Indianapolis, Indiana, from 1929 to 1964. The scientific journal featured original papers primarily on plant ecology, taxonomy, and microbiology. The papers contain valuable historical studies, especially floristic surveys that document Indiana’s vegetation in past decades. Authors were Butler faculty, current and former master’s degree students and undergraduates, and other Indiana botanists. The journal was started by Stanley Cain, noted conservation biologist, and edited through most of its years of production by Ray C. Friesner, Butler’s first botanist and founder of the department in 1919. The journal was distributed to learned societies and libraries through exchange.
    [Show full text]