流水養魚 的英文怎麼說
中文拼音 [liúshuǐyǎngyú]
流水養魚
英文
fish culture in running water; running water fish culture- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 水 : 名詞1 (由兩個氫原子和一個氧原子結合而成的液體) water 2 (河流) river 3 (指江、河、湖、海、洋...
- 養 : Ⅰ動詞1 (供養) support; provide for 2 (飼養; 培植) raise; keep; grow 3 (生育) give birth to ...
- 魚 : 名詞1. (生活在水中的脊椎動物) fish 2. (姓氏) a surname
- 流水 : 1 (流動的水) running water; stream2 (舊時指商店的銷貨額) turnover (in business)流水搬運作用...
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It can also restrain the decomposition of organic substances in the soil and the bind of nitrogen, and wash away the nutritious elements, such as magnesium, calcium, and potassium. the acid rain deprives the soil. it acidifies the rivers and lakes, and dissolves the heavy metal in the soil into water, therefore poisons the fish
它可以直接使大片森林死亡,農作物枯萎;也會抑制土壤中有機物的分解和氮的固定,淋洗與土壤粒子結合的鈣、鎂、鉀等營養元素,使土壤貧瘠化;還可使湖泊、河流酸化,並溶解土壤和水體底泥中的重金屬進入水中,毒害魚類;加速建築物和文物古跡的腐蝕和風化過程;可能危及人體健康。Design and construction of recirculation pond fish culture system
循環流水型池塘養魚生態系統設計與構建The region was crisscrossed by myriad rivers, canals, and irrigation streams that fed lush market gardens and paddies in which the young rice shoots grew, or flowed into lakes and ponds where fish and ducks were raised
這里河流水道交錯、灌溉溝渠縱橫,滋養了稻穗累累的水田,也流入一望無際的湖泊和養鴨、魚的池塘。In the present study, the grass carp ( ctenopharyngodon idellus ) cell line zc - 7901 and the colossoma brachypomum cell line cbs were used as in vitro model systems to study the effects of cold stress on the cell membrane fluidity, the level of cacium ion, the contents of malondialdehyde ( mda ), the level of c > 2 and the system of antioxidative enzymes in the fish cells
本文以培養的草魚( ctenopharyngodonidellus )吻端細胞系zc - 7901和淡水白鯧( colossomabrachypomum )吻端細胞系cbs為模型,研究低溫脅迫對其細胞膜流動性、鈣離子水平、 atp酶、丙二醛( mda )含量、超氧化物陰離子( o2 - ' )水平以及抗氧化酶系統的影響,以期探討它們與細胞耐寒性的關系。It decides the protective objectives for different ecological reserve area based on the study of channel wetlands and survey and analysis of top - grade species ( fishes ) of the yellow river : from the point of the basin, the main ecological protective objectives of the tipper stream are vegetation and forest for conservation of water supply ; soil and water conservation is the main in the middle reaches for vegetation protection and rehabilitation and ; the lower reaches takes types of wetlands protection and wetlands area maintenance as the main, protecting biodiversity and important birds resources
在黃河河道濕地研究和黃河水體內頂級物種(魚類)的調查分析基礎上,確定了黃河不同類型生態保護區的生態保護目標:從流域角度而言,黃河上游的主要生態保護目標是植被和水源涵養林;中游應以水土保持為主,主要是恢復和保護植被;下游以保護濕地類型和維持濕地面積為重點,保護生物多樣性和重要鳥類資源。With stable and reliable operation, compact structure, and strong air breathing ability, it enables to enhance the stocking density for fish and prawn, flow water by stir to increase the dissolved oxygen concentration in water, and make even water temperature to improve water quality, which is an idle equipment for high - yielding aquaculture
具有工作平穩,運行可靠,結構緊湊,充氣能力強,提高魚蝦放養密度,攪拌水體流動,增加水中溶氧含量,能使水溫均勻達到改善水質的目的,是實現高產養殖的理想設備。Base on the analyzing and coordinating of the experts " knowledge in the field of aquaculture, and making the knowledge systematization, " feedstuff feeding of the freshwater aquatics breeding expert system " is designed and implemented. it is depended on the prevalent web techniques in the internet / intranet platform and build a knowledge wide - shared environment on web
本研究通過對淡水養魚飼料投喂過程的分析,提出了飼料投喂知識的表示與獲取方法;運用知識工程相關理論,進行了「淡水養魚飼料投喂專家系統」的知識庫、模型庫及推理機制的設計;將專家的知識和經驗用專家系統技術結合主流的計算機網路技術表現出來,研製了基於web的淡水養魚飼料投喂專家系統。This influx of energy from the ocean can have an extraordinary effect on freshwater systems because the nutrient composition of the fish and their densities are so great
從海洋流入的能量,對淡水生態系影響甚鉅,因為這些鮭魚的營養成份和魚群密度都十分龐大。By stirring water with the impeller, splash water to the air evenly and widely, strengthen the pond water ' s flowing circulation, make pond water dissolve into oxygen and death of fish, shrimp and eel, raise the breeding density, quicken the growth so to achieve high and stable yields
通過葉輪攪水,把水均勻而彌散地潑向空間,加強池水流動循環,使池水溶入氧而稀釋和排出有害物質,增加水中的溶氧量,改善水質,防止魚蝦鰻浮頭死亡,提高養殖密度,加速生長,從而達到高產穩產。The annual yield of grass carp covers 20 % in total output of the fresh water fish, which is fast growing and tastes delicious, besides, the forages of grass carp are various, with a lower cost of raising, however, at present, the serious diseaes of grass carp results in a lower survival rate 10 - 15 %, which cause more then billions yuan economic losses per year to the fresh water cultiuation, especially, hemorrhagic virus of carp lasts for a long period of time and features a high death rate, therefore, it " s a woed - wide problem for the aquacultural scientific researchers to discover an effective settlement, which is still under the discussion
其生長快、飼料來源廣、飼養成本低和肉味鮮美。但草魚病害多,危害嚴重,目前草魚由苗種養至成魚的成活率僅為10 - 15 ,每年給我國淡水養殖業造成數億元經濟損失。特別是病毒性的草魚出血病,流行季節長,發病死亡率高,因此,對草魚出血病的有效防治一直是世界各國水產科學工作者艱苦探索而又未能找到理想解決辦法的世界性難題。After being relocated to the tai lung experimental station in sheung shui on 4 january 2002, the castle peak veterinary laboratory is now renamed the tai lung veterinary laboratory. it continues to provide laboratory testing services and monitors for the presence of specified diseases ( such as avian influenza in chickens, foot - and - mouth disease in pigs, and vibriosis in mariculture fish ), and chemical residues in livestock and fish
青山獸醫化驗所自二零零二年一月四日遷至上水大龍實驗農場后,易名為大龍獸醫化驗所,繼續提供化驗所檢驗服務、監察疫病的發生(例如雞只的禽流感,豬只的口蹄病及養殖海魚的孤菌魚病)及於禽畜與魚類的化學殘餘。A spokesman for afcd said, " fish faeces or unconsumed feed from fish culture activities can lead to an increase in water turbidity. in some cases these organic matters accumulate in the bottom mud, increasing the possibility of bottom oxygen depletion
漁護署發言人說:養魚活動所產生的魚糞或流失飼料會使海水變得渾濁,有些情況下這些有機物積聚在魚類養殖區海床的底泥,增加海底缺氧的可能性。The stream is of high conservation value, supporting a rich number species of freshwater fish, including the rare beijiang thick - lipped barb
該條河流極具保育價值,扶養多個淡水魚品種,包括稀有的北江光唇魚Tung chung stream has been identified as one of hong kongs most ecologically important streams which supports more than 20 indigenous species of freshwater fish as well as many species of conservation importance
東涌河是本港公認最具生態價值的河流之一,扶養超過20種原生淡水魚,以及多種具保育價值的物種。分享友人