fish trap
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2020 ◽  
Vol 19 (05) ◽  
pp. 80-97
Author(s):  
Thao V. Nguyen

This study was carried out from September 2018 to May 2019 at some garden cafes in Thu Duc district. The objective of the study was to survey different types of lights used for decoration of cafe gardens. The study used questionnaires of light characteristics for data collection and then the information collected was analyzed and evaluated for creating lighting designs. The district selected for investigation was divided by wards, routes and cafe areas. The results showed that the majority of 40 garden cafes investigated had LEDs with yellow or white color. Due to the space of cafes, drop lights were preferred and light installation was focused on walkways using lights without lampshades. Five lighting models were designed using concentrated lighting with natural images such as bamboo, sunshine, water surface and folk items like bamboo fish trap. Briefly, the findings of this study would contribute to the improvement of decorative lights for existing garden cafes in Thu Duc district


2020 ◽  
Vol 7 (22) ◽  
pp. 2002259
Author(s):  
Wenning Jiang ◽  
Lulu Han ◽  
Liwei Yang ◽  
Ting Xu ◽  
Jiabei He ◽  
...  

2020 ◽  
Vol 40 (5) ◽  
pp. 1239-1251
Author(s):  
Adrian M. Tuohy ◽  
John R. Skalski ◽  
Aaron T. Jorgenson
Keyword(s):  

Apeiron ◽  
2020 ◽  
Vol 0 (0) ◽  
Author(s):  
Lea Aurelia Schroeder

AbstractScholarship on Plato's Timaeus has paid relatively little attention to Tim. 77a–81, a seemingly disjointed passage on topics including plants, respiration, blood circulation, and musical sounds. Despite this comparative neglect, commentators both ancient and modern have levelled a number of serious charges against Timaeus' remarks in the passage, questioning the coherence and explanatory power of what they take to be a theory of respiration. In this paper, I argue that the project of 77a–81e is not to sketch theories of respiration, circulation, and digestion (inter alia), but to explain how the human body is maintained in light of and despite constant environmental depletion. Further, I argue that in order to understand this account of “the replenishing system,” we need to understand Timaeus' striking analogy of the fish trap or nassa. Commentators have generally focused directly on the workings of the bodily construction that Timaeus likens to a fish trap, but without considering how we should understand the analogy qua analogy. I develop a functional reading of the analogy that yields a coherent account of the replenishing system on which previous criticisms of Timaeus' remarks on respiration do not arise. Aside from lending greater unity to the passage, both internally and within its immediate context in the dialogue, this account of the replenishing system contributes to our understanding of Timaeus' reason-and-necessity explanatory framework as applied to the human body and has noteworthy implications for specific explanatory principles, in particular like-to-like motion and circular thrust.


Complexity ◽  
2020 ◽  
Vol 2020 ◽  
pp. 1-8
Author(s):  
Peter Buš ◽  
Shi-Yen Wu ◽  
Ayça Tartar

This research investigates the notion of builders’ on-site engagement to physically build architectural interventions based on their demands, spatial requirements, and collaborative improvisation enhanced with the principles of uniqueness and bespoke solutions which are previously explored in computational models. The paper compares and discusses two physical installations as proto-architectural assemblies testing two different designs and building approaches: the top-down predefined designers’ scenario contrary to bottom-up unpredictable improvisation. It encompasses a building strategy based on the discrete precut components assembled by builders themselves in situ. The paper evaluates both strategies in a qualitative observation and comparison defining advantages and limitations of the top-down design strategy in comparison with the decentralised bottom-up building system built by the builders themselves. As such, it outlines the position of a designer within the bottom-up building processes on-site. The paper argues that improvisation and builders’ direct engagement on-site lead to solutions that better reflect human needs and low-tech building principles incorporated can deliver unpredictable but convenient spatial scenarios.


2020 ◽  
Vol 14 (1) ◽  
pp. 33-37
Author(s):  
Lisna Lisna
Keyword(s):  

Desa Koto Petai adalah salah satu desa yang berada di dekat Danau Kerinci tepatnya di Kecamatan Danau Kerinci, aktivitas penangkapan di Koto Petai dilakukan pada pagi dan malam hari sesuai dengan alat tangkap yang digunakan masyarakat  setempat. Alat tangkap yang terdapat di desa Koto Petai adalah tangkul/ pesap, jaring insang, jala, bagan tancap dan bubu/lukah.Tujuan dari penelitian ini untuk mengetahui perbedaan hasil tangkapan ikan nila dan mengetahui komposisi hasil tangkapan berupa berat, jumlah dan jenis ikan yang tertangkap terhadap lama perendaman bubu. Metode penelitian yang digunakan yaitu metode experimental fishing dan analisis data yang digunakan pada penelitian ini adalah analisis rancangan acak lengkap (RAL). Hasil penelitian pada analisis ragam menunjukan bahwa perlakuan lama perendaman tidak berpengaruh nyata terhadap rataan berat keseluruhan hasil tangkapan, sedangkan untuk hasil tangkapan ikan nila tidak berpengaruh nyata terhadap lama perendaman dan hasil uji  Duncan menunjukkan bahwa berat hasil tangkapan perendaman 8 jam tidal berbeda nyata (P>0.05) dari perendaman 10 jam  dan perendaman 12 jam. Berdasarkan penelitian yang telah dilakaukan disimpulkan bahwa lama perendaman bubu besi selama 8 jam menghasilkan tangkapan lebih optimal dengan ikan yang banyak tertangkap adalah ikan nila.


Author(s):  
Vl. N. Shkura ◽  
◽  
A. V. Shevchenko ◽  

Purpose: development and description of the layout and design solution for a two-pond feeding nursery fish-breeding complex, which characterizes by compact placement of its constituent structures and their adaptation to the topographic conditions of the territory. Materials and methods. The theoretical and empirical basis for the development was made up of well-known recommendations on design and construction of pond complexes and survey data of operating fish-breeding facilities and their structures. During the development, the technologies of search design of engineering projects in compliance with fish breeding requirements and restrictions were used. Results. The fish-breeding complex includes: two fish-breeding ponds with a common dividing dam and a water supply system including a pumping station; water supply pipe system; a system of devices and structures that ensure the release of fish grown in ponds into a fish trap; spillway devices for discharging water from ponds and a fish trap with a set of regulating elements. Fish ponds are located on the floodplain lands of the river Don and are formed by protecting dikes. The bed of the reservoirs is planned with sections with longitudinal and transverse slopes to the water-fish collecting and-transporting ditches arranged in their bottom, allowing them to be emptied and the fish grown in the ponds to be directed to the outlet structures. The release of fish from the ponds is carried out by two tower water outlets. The design of the fish trap provides for the accumulation and seine fishing, it is equipped with means for regulating water discharge and maintaining conditions for fish. Conclusions. The developed layout and design solution for a two-pond fish-breeding complex with one fish trap is adapted to the local relief and the difference in water levels in ponds and in water intake. The implemented layout and design solutions can be used in the development of similar objects


Author(s):  
S. M. Vasilyev ◽  
◽  
A. V. Shevchenko ◽  
Keyword(s):  

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