5,561 research outputs found

    Panus bambusinus N. Vinjusha & T. K. A. Kumar, comb. nov.

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    <i>Panus bambusinus</i> (T.K.A. Kumar & Manim.) N. Vinjusha & T.K.A. Kumar <i>comb. nov.</i> <p> Basionym:— <i>Lentinus bambusinus</i> T.K.A. Kumar & Manim., Mycotaxon 92: 119 (2005) (Fig. 1)</p> <p> Description: <i>—Basidiomata</i> annual, small to large, solitary or caespitose, centrally stipitate. <i>Pileus</i> 15‒200 mm diam, weakly depressed in the centre or infundibuliform, concentric zone absent, squamulose when young, almost glabrous with age, wrinkled in dried specimens, yellowish brown to light brown, margin entire, dentate or irregularly lobed. <i>Hymenophore</i> lamellate. Lamellae close, decurrent, sometimes dichotomously branched, edge finely fimbriate under a 10×lens, lamellulae present in 3‒4 tiers, yellowish white. <i>Context</i> up to 6 mm thick, white. <i>Stipe</i> 40‒100 mm long, 5‒25 mm thick, central, cylindrical, even in younger specimens, tapering towards the base in older specimens, surface glabrous to matted fibrillose or strigose, sometimes with sparse and scattered squamules, yellowish white to brown, tissue solid, cream. <i>Odour</i> not distinct. <i>Spore print</i> not observed.</p> <p> <i>Basidiospores</i> 5–6.5 × 4–4.5 μm, Q=1.3–1.7, Q m =1.32, ellipsoid to ovoid, hyaline, smooth, thin-walled, with refractive guttules, inamyloid in Melzer’s reagent. <i>Basidia</i> 20‒37 × 5‒7 μm, clavate, 4 sterigmate. <i>Cheilocystidia</i> present, 22‒68 × 3‒5 μm, versiform, generally flexuose, branched towards apex, hyaline, smooth, thin-walled with obtuse tips. <i>Gloeocystidia</i> frequent on edges and sides of lamellae, 24‒48 × 6‒15 μm, mostly fusoid with acuminate tips, or narrowly clavate, hyaline, smooth, thin-walled. <i>Hyphal pegs</i> absent. <i>Hymenial trama</i> radially arranged, and dimitic. Generative hyphae 2‒6 μm wide, hyaline, smooth, thin to slightly thick-walled (up to 1 μm), branched, with clamp connections. Skeletal hyphae dominant, 2‒4 μm wide, hyaline, thick-walled (1 μm), mostly unbranched, rarely branched, septations not observed. Skeleto ligative hyphae not observed. <i>Pileal trama</i> radially arranged. Generative hyphae 2‒6 μm wide, rarely inflated up to 10 µm, hyaline, smooth, thin to slightly thick-walled (up to 1 μm), branched, with clamp connections. Skeletal hyphae dominant, 2‒6 μm wide, hyaline, thick-walled (1 μm), mostly unbranched, rarely branched, septations not observed. Skeleto ligative hyphae not observed. <i>Pileipellis</i> with scattered trichodermial patches, up to 100 μm long, made of hyphae that are 2‒4 μm wide, hyaline, thin to slightly thick-walled (up to 1 µm), with obtuse ends. <i>Stipe trama</i> interwoven. Generative hyphae 2‒5 μm wide, hyaline, smooth, thin to slightly thickwalled (up to 1 μm), branched, with clamp connections. Skeletal hyphae 2‒5 μm wide, hyaline, thick-walled (1 μm), mostly unbranched, rarely branched, septations not observed. <i>Stipitipellis</i> similar as pileipellis, made of hyphae that are 2‒4 μm wide, hyaline, mostly thin-walled, with obtuse ends.</p> <p> Specimens examined:— INDIA. Kerala State: Malappuram district, Thenjipalam, Calicut University Campus, Alt. 2 m, 1.1339° N, 75.8940° E, on dead roots and rhizomes of <i>Bambusa bambos</i>, 2 July 2004, <i>Arun Kumar AK61</i> <i>a;</i> 5 July 2004, <i>Arun Kumar AK61</i> <i>b</i> (part of the holotype deposited at L); 18 October 2004, <i>Arun Kumar AK61</i> <i>c</i>; 20 October 2004, <i>Arun Kumar AK61</i> <i>d</i>; 26 October 2004, <i>Arun Kumar AK61</i> <i>e</i>.</p>Published as part of <i>Arun Kumar, T. K., 2021, Two new combinations in the genus Panus (Panaceae, Polyporales) based on morphology and molecular phylogeny, pp. 287-294 in Phytotaxa 514 (3)</i> on page 289, DOI: 10.11646/phytotaxa.514.3.8, <a href="http://zenodo.org/record/5316276">http://zenodo.org/record/5316276</a&gt

    Clavaria viriditincta Krishnapriya & T. K. A. Kumar 2023, sp. nov.

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    Clavaria viriditincta Krishnapriya & T.K.A. Kumar, sp. nov. (Fig. 1) MycoBank no:—MB846541 Type:— INDIA. Kerala State, University of Calicut campus (11.11 oN, 75.89 oE, altitude 32 m), 06 June 2022, Krishnapriya K., (holotype, ZGCKP247). Etymology:—‘ viriditincta’ refers to the green colour of the basidiomata. Diagnosis:— Clavaria viriditincta differs from other Clavaria species by its large, distinclty green basidiomata, ellipsoid basidiospores (6–7 × 4–5 µm), and inflated hyphae with ampulliform septal swellings. Description:— Basidiomata 30–80 × 3–5 mm, simple, unbranched, cylindrical, solid when young, becoming fistulose with age, terete in cross section, apex acute to subacute, glabrous, fertile throughout, deep green, darker at the extreme apex, no colour change on bruising, context fleshy, without any distinct odour, no colour reaction in Fe 3 Cl and KOH. Basidiospores 6–7 × 4–5 µm (Q =1.2–1.7 µm, Q m =1.4 µm), ellipsoid, smooth, thin-walled, hyaline, guttulate, apiculus prominent (up to 1 µm long), inamyloid, cyanophilic in cotton blue. Basidia 30–40 × 7–8 µm, agguttulate, clavate, without basal clamp-connection, sterigmata 4 (up to 5 µm long). Hymenium 20–30 µm wide. Subhymenium 40–50 µm wide. Context composed of generative hyphae, 4–10 µm wide, inflated up to 20 µm wide, interwoven, septate, with ampulliform septal swellings, hyaline, thick-walled (up to 1 µm, inamyloid, cyanophilic in cotton blue. Hyphal clamp-connections absent. Habitat and distribution:—on soil, among leaf litter, gregarious. This species was collected from an area dominated by Hevea brasiliensis. Additional specimens examined:— INDIA. Kerala State, Malappuram District, University of Calicut campus, alt. 32 m, 06 June 2022, Krishnapriya K., (ZGCKP247 A).Published as part of Kumar, T. K. Arun, 2023, A new species of Clavaria from India, pp. 197-202 in Phytotaxa 601 (2) on page 199, DOI: 10.11646/phytotaxa.601.2.6, http://zenodo.org/record/812963

    Developmental design for healthcare sustainability – Synthesis map 1.0

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    The synthesis map presented here has been developed from the designed outcomes of a workshop on systemic design for healthcare sustainability hosted by Jones and Arun Kumar (2021) at RSD10. The map is the second phase of an ongoing long-term project envisioned as a developmental design approach to engage with complex socio-technical problems of healthcare sustainability. The concept of developmental design builds on M. Q. Patton’s models of evaluation, emphasising design as a method of evaluation which is dynamic, introspective and reflective, and hence relevant to temporal systemic problems such as climate change and human health. The developmental design agenda has been elaborated as a presentation at RSD11 (Arun Kumar and Jones, 2022)

    Tremella poilkavensis A. Thomas & T. K. A. Kumar

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    <i>Tremella poilkavensis</i> A. Thomas & T.K.A. Kumar Fig.1: A–P. <p>MycoBank: 847007</p> <p>Etymology:—Refers to the collection locality, Poilkave sacred grove.</p> <p> Diagnosis:— <i>T. poilkavensis</i> differs from other <i>Tremella</i> species by their medium-sized, amber brown to blackish brown basidiocarp, pyriform to capitate basidia, ellipsoid, subcylindrical, subglobose or amygdaliform basidiospores, conidiospores budding off from basidia, growth on ascomata of <i>Biscogniauxia</i> species and presence of host hyphae within the basidiocarp.</p> <p> Holotype:— INDIA. Kerala State, Kozhikode District, Poilkave sacred grove, on ascomata of a <i>Biscogniauxia</i> sp. growing on dead and decaying wood, 14 July 2021, Anjitha Thomas, ZGCAT243.</p> <p>Basidiocarp medium-sized, 55–75 × 7–26 mm, gelatinous to cartilaginous, cerebriform, hollow, sessile, broadly attached to the substratum, amber brown to blackish brown when fresh, turning more blackish when dry. Spore print pale yellow.</p> <p>Hymenium pale yellow to brownish yellow in water, dikaryophyses absent. Basidia 19–31 × 9–13.3 µm (including stalk), pyriform to capitate, four-celled, oblique or longitudinally septate, cruciate, thick-walled, guttulate, pale yellow to brownish yellow, with basal clamp connection. Stalk of basidia 5–21 × 2.5–4.5 µm. Sterigma 21–38 × 2–3 µm. Basidia budding off subglobose to ellipsoid conidiospores. Basidiospores 6–9.8 × 4–6.2 µm (Q=1.06–1.8 µm, Qm=1.43 µm), ellipsoid, subcylindrical, subglobose or amygdaliform, hyaline, thin-walled, smooth, apiculate, guttulate. Direct germination, secondary spore production and microconidia formation observed. Microconidia 2–3 × 1.5–2 µm, subglobose to ellipsoid. Terminal swollen cells present within the trama, 7.7–13.3 × 4–7.6 µm, broadly fusiform, ellipsoid, lemoniform, oblong, capitate or clavate in shape, sometimes with 1–3 × 1–1.53 µm apical protuberances. Tramal hyphae mixed with host hyphae, 2–4 µm wide, thick-walled, branched, smooth, guttulate, with clamp connections. Haustoria abundantly present throughout the trama, frequently branching, with basal clampconnection, often attached to the host hyphae.</p> <p>Additional specimens examined:— INDIA. Kerala State, Kozhikode District, Poilkave sacred grove, on ascomata of an unknown host on dead and decaying wood log, 29 August 2018, Anjitha Thomas ZGCAT14.</p>Published as part of <i>Thomas, Anjitha & Kumar, T. K. Arun, 2023, A new species of Tremella from India, pp. 35-42 in Phytotaxa 600 (1)</i> on page 38, DOI: 10.11646/phytotaxa.600.1.5, <a href="http://zenodo.org/record/8054160">http://zenodo.org/record/8054160</a&gt

    A Novel Method to Size Resistance for Biasing the POSFET Sensors in Common Drain ConfigurationSensors and Microsystems

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    Piezoelectric oxide semiconductor field effect transistor (i.e. POSFET) sensor is a class of piezoelectric semiconductor devices which has been proposed for tactile sensing. As these sensors have piezoelectric material on top of the NMOS transistor gate, their bias point behaviour became a matter of speculation for a designer. Therefore, while biasing such sensors, one should take into account the technological spread and the combination of capacitances contributed by the piezoelectric material and the MOSFET. In our work, we will highlight the above issues and then propose a novel approach to fix the bias point of the sensor. Our results are based on the measurement and parameter extractions in a real case. This will give reasons behind the variation in bias points which is commonly observed on the sensors in a chip

    A Study on Working Capital Management in Thico Silk Handloom Co Operative Society Thirubuvanam.Thanjavur DT

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    This research paper based on a study on working capital management in thico silk handloom co operative society Ltd Thirubuvanam. The study analyse the financial performance of working capital management during 2014 2019. The tools used for the analysis of current ratio schedule in changes in working capital. Ms. P. Thenmozhi | Mr. M. Arun Kumar "A Study on Working Capital Management in Thico Silk Handloom Co-Operative Society, Thirubuvanam.Thanjavur (DT)" Published in International Journal of Trend in Scientific Research and Development (ijtsrd), ISSN: 2456-6470, Volume-4 | Issue-3 , April 2020, URL: https://www.ijtsrd.com/papers/ijtsrd30607.pdf Paper Url :https://www.ijtsrd.com/management/accounting-and-finance/30607/a-study-on-working-capital-management-in-thico-silk-handloom-cooperative-society-thirubuvanamthanjavur-dt/ms-p-thenmozh

    sj-docx-1-jad-10.1177_10870547211073472 – Supplemental material for Maternal ADHD and Perinatal Prescription Stimulant Use

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    Supplemental material, sj-docx-1-jad-10.1177_10870547211073472 for Maternal ADHD and Perinatal Prescription Stimulant Use by Meena N. Murugappan, Sarah M. Westberg, Stephen Contag, Tanya E. Melnik, Arun Kumar, Abhijeet Rajpurohit, Katie Thorsness and Joel F. Farley in Journal of Attention Disorders</p

    sj-docx-1-jpx-10.1177_23743735211056521 - Supplemental material for Awareness, Knowledge, Attitude and Empathy Levels of Dental Postgraduates Towards Their Patients During Practice and Research—A Questionnaire Based Survey

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    Supplemental material, sj-docx-1-jpx-10.1177_23743735211056521 for Awareness, Knowledge, Attitude and Empathy Levels of Dental Postgraduates Towards Their Patients During Practice and Research—A Questionnaire Based Survey by P Mohan Kumar, D Praveen, G Praveen and P Arun Bhupathi, M Ravi Kanth, KS Uloopi in Journal of Patient Experience</p

    Supplemental material for this article is available online.

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    Supplemental Material for Effects of Various Financial and Non-financial Incentives on the Performance of Accredited Social Health Activist: Evidence from Two Selected Districts of Odisha by Saumya Ranjan Pani, Srinivas Nallala, Sarit Kumar Rout, Shyama Sundari, Maulik Chokshi, Tushar Mokashi, Arun Nair and Shridhar M. Kadam, in Journal of Health Management</p

    Bibliographics for the 983 eprints in the live archives of E-LIS : trends and status report up to 7th July 2004, based on author-self-archiving metadata

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    The priority for ideas and philosophy related to "Network Theory" have been traced back and documented by Braun(2004),and credit goes to Karinthy(1929).The IT has empowered to realise it, as the most practical phenomena and it is no more a humour. The OAI (Open Archives Initiatives)and ACIS (Academic Contributor Information System)are progressive in the direction ,which may lead to realise the "Collective Genius" at global level. Focus of present study is on Author-Self-Archiving (A-S-A)Metadata of the 983 Eprints in the Live Archives of the E-LIS (EPrints of Library and Information Science),which were approved till 7th July 2004.The A-S-A Metadata was used for librametric analysis. Self-explanatory bibliographics are illustrated.The highlights include: Conference papers (34%); highest approval, June 2004 (28%); published archives (76%);not refereed (52%); not in public domain (60%); highest self-archiving-author (De Robbio, Antonella).The Nos. of EPrints having single JITA domain specifications were: Theoretical and general aspects of libraries and information(27); Information use and sociology of information(80);Users,literacy and reading(13);Libraries as physical collections(30);Publishing and legal issues(57);Management(13);Industry, profession and education(36);Information sources, supports, channels(113) ; Information treatment for information services, Information functions and techniques (101); Technical services libraries, archives and museums(25); Housing technologies(1); Information technology and library technology(92); and Inter-domainery (395) i.e. having specifications of two or more than two JITA classes
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