48,936 research outputs found

    Evaporation in fen wetlands

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    Wicken Fen represents a remnant of the once extensive peat fenlands of East Anglia, which survived large-scale drainage efforts intended to bring land into agricultural production due to its importance within the local economy and subsequently as a site of interest to scientists. Wicken Fen is managed so as to conserve a variety of habitats lost as a result of drainage and therefore does not represent a truly natural environment. Traditional management practices on Sedge Fen, the largest part of Wicken Fen, involve maintaining a 3 – 4 year harvesting cycle and controlling soil water levels. Previous hydrological studies of Wicken Fen have determined that soil water levels are strongly influenced by precipitation and evapotranspiration. The evaporative flux at Sedge Fen is commonly estimated by using meteorological data within empirical formulae such as the Penman Monteith equation owing to measurement difficulties. Furthermore, there has been little investigation of the evaporative loss from fens within the UK. This study aims to investigate the evaporative loss from Sedge Fen so as to better inform hydrological management and to describe evapotranspiration estimation techniques which may be employed at other fen sites. Eddy covariance measurements demonstrated that evapotranspiration from Sedge Fen was typically less than reference evapotranspiration estimates. Evapotranspiration estimates may be improved by consideration of surface parameters which can be described using meteorological data. Meteorological differences existed between Sedge Fen and the surrounding area, resulting in differing evapotranspiration estimates depending on where data was collected. Evapotranspiration measurements were used within a simple water budget model of Sedge Fen and demonstrated the lateral movement of soil water, a hydrological flux previously assumed to be of little consequence within the hydrological balance of Sedge Fen

    A Study of the Classical Landscape at the Wang River Villa of Wang Wei

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    The landscape of Wang Wei's Wang River Villa is examined by reviewing the essays and papers written about the poetical collaboration, the “Wang River Collection.” The purpose of this paper is to clarify the meaning of villa architecture in China. The author expects that this research will contribute to a mutual understanding between cultures. The villa was a Utopia for Wang. On the other hand, he was a pious Buddhist and Buddhistic concepts are reflected in the landscape. I consider the features of the classical landscape of Xie Lingyun and "Chu Ci," as written in “The Collection,” a reflection of the Buddhistic concept. When considering what the classics meant to Wang Wei, it is apparent that his villa is a representation of the classical landscape. It is not an imitation of the classical landscape, but a unique and original creation of art by Wang.departmental bulletin pape

    First person – Yihua Wang

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    First Person is a series of interviews with the first authors of a selection of papers published in Journal of Cell Science, helping early-career researchers promote themselves alongside their papers. Yihua Wang is the first author on ‘Nuclear entry and export of FIH are mediated by HIF1α and exportin1, respectively’, published in Journal of Cell Science. Yihua is a Lecturer in Biological Sciences at the University of Southampton, studying cell signalling in lung fibrosis and cancer, drug target validation and gene function analysis

    Frustulia hengduanensis Luo & You & Yu & Wang 2022, sp. nov.

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    Frustulia hengduanensis sp. nov. Fen Luo & Quanxi Wang (LM Figs 1–14, SEM Figs 15–24) Description:— LM: Valves elliptico-lanceolate or rhomboid with slightly undulate margins. Apices narrowly rounded and moderately protracted. Valve length 43–55 μm, breadth 11–14 μm (n=30). The longitudinal ribs slightly curved. On the valve face, the striation patterns are weakly discernible under LM. Striae absent within the central area, forming a dumbbell-shaped hyaline zone (Figs 1–14). SEM: External view, the striae parallel at the valve center and slightly convergent towards the apices, with 36–40 striae per 10 μm (Fig. 15). Striae wavy along the length of the valve (Figs 15–16). The valve ends circumradiated by one or two rows of areolae (Figs 18–19). Areolae rounded to elliptical at the valve center and more slit-like distally, with 33–36 areolae per 10 μm (Figs 17–18). Striae absent within the central area, forming a dumbbell-shaped hyaline zone (Figs 16–17). The raphe is filiform, and both the proximal and the terminal raphe ends are T-shaped (Figs 17–19). Internal view, areolae have circular to rectangular hymenes (Fig. 22). Both the longitudinal ribs and the raphe slightly curved (Fig. 20), while both proximal and terminal raphe ends are straight (Figs 21–24). At the apices, the longitudinal ribs and the helictoglossae fuse to form a small porte-crayon (Fig. 24). Type: — CHINA. Sichuan Province: Hengduan Mountains, Q.X. Wang, F. Luo and colleagues, August 2015 (holotype SHTU! SC201508131, Biology Department Diatom Herbarium, Shanghai Normal University, Shanghai, China = Fig. 2. Isotype YXNU! SC201508131, Biology Department Diatom Herbarium, Yuxi Normal University, Yuxi City, Yunnan Province, China). Etymology: —The species is named for its type locality in the Hengduan Mountains. Ecology: —All samples were collected from fen peat and a stream fen at elevations of 4160–4750 m asl in freshwater at 5.3–15.3 °C, with pH 6.9–8.1, salinity 0.01–0.08 ‰, and conductivity 20–91 μs∙ cm-1.. Distribution: —This species is known from five samples collected in the Haizi Mountain Reserve, Daocheng County, Sichuan Province, China (slide nos. SC201508127, SC201508128, SC201508131, SC201508132, and SC201508137) and from one sample collected in Zuogong County, Tibet (slide no. HDS201810304).Published as part of Luo, Fen, You, Qingmin, Yu, Pan & Wang, Quanxi, 2022, Frustulia hengduanensis sp. nov. a new diatom (Bacillariophyceae) from Hengduan Mountains, China, pp. 193-199 in Phytotaxa 559 (2) on pages 195-196, DOI: 10.11646/phytotaxa.559.2.8, http://zenodo.org/record/702162

    Xin sheng zi chan jie ji fen zi: Wang Hongwen

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    向群文化.文字: 新生资产阶级分子 - 王洪文; 下款: 向群文化宣 76.12.裝裱後高寬: 108 x 49 cm.Xiang qun wen hua.Wen zi : Xin sheng zi chan jie ji fen zi - Wang Hongwen; Xia kuan : Xiang qun wen hua xuan 76.12.Zhuang biao hou gao kuan : 108 x 49 cm

    sj-docx-1-tag-10.1177_17562848221125308 – Supplemental material for Efficacy and safety comparison of Helicobacter pylori eradication between vonoprazan dual therapy versus triple therapy: a systematic review and meta-analysis

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    Supplemental material, sj-docx-1-tag-10.1177_17562848221125308 for Efficacy and safety comparison of Helicobacter pylori eradication between vonoprazan dual therapy versus triple therapy: a systematic review and meta-analysis by Zheyu Wang and Fen Wang in Therapeutic Advances in Gastroenterology</p

    Pu xian pu sa xing yuan wang jing 普 賢 菩 薩 行 願 王 經 trad. de Wu fen bie 無 分 別 (Mi-rtog-ba).

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    Mi rtog pa 无 分 別. Pu xian pu sa xing yuan wang jing 普 賢 菩 薩 行 願 王 經. Da Fan guo 大 蕃 國. Wu fen bie 無 分 別Numérisation effectuée à partir d'un document original.Fin manque. T . 2907, vol. 85, pp. 1452 c-1453 a 22. Note en car. plus petits sous le titre : « Traduit sur ordre par le śramaṇa Wu fen bie du Da fan guo 大 蕃 國 ». Cf. art. de Inokuchi Taijun in Manuscrits et inscriptions de Haute Asie du Ve au XIe siècle, JA , 259 (1981), pp. 99-100. Écr. xing call. Encre foncée. 24 col. disposées chacune en quatre registres de gāthā. 28 à 29 car. par col. Marges tracées, sup. 2,1 à 2,3 cm, inf. 2 cm. Réglure 1,6 à 1,7 cm

    Xin sheng zi chan jie ji fen zi: Wang Hongwen

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    市二宫文化室绘.文字: 新生資产阶级分子 - 王洪文;下款: 市二宫文化室 一九七六年十二月绘.裝裱後高寬: 114 x 51 cm.Shi er gong wen hua shi hui.Wen zi : Xin sheng zi chan jie ji fen zi - Wang Hongwen; Xia kuan : Shi er gong wen hua shi 1976 nian 12 yue hui.Zhuang biao hou gao kuan : 114 x 51 cm
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