久久久久久久久久久精品,女avwww无套白浆流出,成 人影片免费观看,真人做爰视频免费观看第14期

我國水產養殖需要機械化嗎?

2017-10-24 13:17:04 來源:中國農機網 作者:秋雨 閱讀量:51311 評論

  【中國農機網 本站原創】在“以養為主”的漁業發展方針指導下,我國水產養殖業持續30多年平穩發展,現已成為農業、農村經濟的重要產業。我國不僅是農業大國,而且我國的水產養殖總產量在也是,成為名副其實的水產養殖大國。
 
  現階段,我國農業機械化已取得巨大進步。而近關于水產養殖機械化,有人這樣說,“水產養殖不同于畜牧業,本身的機械化要求不高,只有小部分環節可以用得到機械化,并且就我國目前的發展水平來說機械化用處不大。”那么,在“機器換人”的熱潮中,我國水產養殖需不需要機械化呢?
 
  農業領域——機械化是根本出路
 
  20世紀60年代,我國水產業采取“以養為主”,而"養"又以內陸池塘養魚為主。在我國,池塘養魚已有3200年的歷史,素有"遠東古老養魚法"之稱,全靠人力操作。3200多年來,池塘畝產均未能突破500公斤。建國后10余年也無長進。在“農業的根本出路是機械化”的方向下,中國池塘養魚機械化研究課題,被列入了中國個10年科學研究發展規劃。
 
  經過10多年的努力,從無到有,我國已經研制成功與推廣了一大批可供不同地攤網區與不同養殖對象使用的養殖機械。值得稱贊的是,短短的十幾年,我國打破了國外技術封鎖,自主研發出適合我國海況的深水網箱,是非常了不起的事情。
 
  水產養殖的變革——綠色、化養殖
 
  目前,我國池塘養殖總體上看仍處于粗放狀態,可控性差、生產效率低,因此,我國水產業需要對照綠色化發展的要求,圍繞現代漁業“減量增收、提質增效、綠色發展”的標準轉變生產方式。
 
  針對我國池塘養殖生產方式區域性的特點,中國水產科學研究院漁業機械儀器研究所所長徐皓說道,“應以系統功能復合構建為重點,優化養殖池塘標準化改造設施構建技術,開展區域性的水產養殖規劃研究與示范改造工程設計,以養殖環境調控、生產作業省力省工為目標,開展機械化、智能化、信息化養殖裝備研發與集成應用。”
 
  從近年來的發展趨勢來看,我國水產養殖業從資源粗放利用型到資源節約、環境友好型,從單純數量增長到數量、質量并重發展。在綠色、、化發展的未來趨勢下,智能養殖機械是必經之路。
 
  機械化水產養殖的成熟經驗
 
  我國市場上銷售的大西洋三文魚約95%來自挪威。挪威大的水產跨國企業美威(Marine Harvest)其整個工業鏈條完善而。
 
  首先,該企業擁有自己的三文魚親魚養殖場、育苗場,這些養殖基地擁有大型網箱系統、水上的“井船”及基地系統、全自動控制的投喂系統、水下自動監控系統,以及報警系統等。完備的生產系統將整個養殖場的工作控制得井井有條,同時還降低了人力成本,提高了養殖精度。
 
  此外,養殖場還會定期進行網箱的清潔工作,對水質進行監測和處理,保持養殖水體的清潔,并定期對三文魚稱重以及檢測身體各項指標,將水體污染及水產品疾病的概率控制到低。
 
  當三文魚經過一年半至兩年的養殖達到市場需求的大小時,便由“井船”從養殖場的網箱運往加工工廠的臨時存放池。三文魚會被洗魚泵及管道系統內產生的負壓抽吸到加工廠內。產品加工完畢,便是一整套完備的儲藏、運輸及配送系統。挪威三文魚的機械化生產給我們呈現了一個很好的案例,集約、的生產方式,生產線的全程自動化、全程監控,也使得其產品更加安全可靠。
 
  結語
 
  2017年是我國邁入第十三個五年規劃的關鍵年。改革、轉型、升級成為當前經濟社會發展的主題。在“全國漁業漁政工作會議”上,農業部部長韓長賦提出 “轉方式調結構”,為我國現代漁業的發展指明了方向。當前,漁業供給總量充足,但發展不平衡、不協調、不可持續的問題也非常突出。中國作為水產大國,漁業的轉型升級,不僅將改變中國漁業自身,也必然會對漁業產生重大影響。
 
  雖然,水產機械化養殖必不可缺,但是在“機器換人”的機械化進程中,企業應該理智計算出機械投入與產出的比值,不能一味盲目的投入機械。
 
  中國農機網原創,轉載請注明出處
 
  資料來源:中國水產網
我要評論
文明上網,理性發言。(您還可以輸入200個字符)

所有評論僅代表網友意見,與本站立場無關。

產品推薦 更多

主站蜘蛛池模板: 枞阳县| 武平县| 广河县| 长宁县| 鸡东县| 休宁县| 元朗区| 衡阳县| 锦州市| 巫溪县| 顺义区| 五家渠市| 屯门区| 灵台县| 西藏| 绵阳市| 梨树县| 额尔古纳市| 夏津县| 德保县| 雷山县| 南开区| 三亚市| 平阴县| 七台河市| 泸溪县| 如皋市| 祁东县| 潍坊市| 三门县| 东港市| 长阳| 南宁市| 巴里| 永城市| 垣曲县| 突泉县| 榆社县| 新营市| 西昌市| 临夏市|
[{"ID":"3282365","Picture":"mt0001/4e22132ff1f1e401bd0d742f9b1701ee46e6160b61bedd34b02490d270dff0fb30f4c1c6a568a8ee.jpg","PictureDomain":"img70","Name":"國產高低溫交變試驗箱批發","Type":"","Descrip":"高低溫交變試驗箱適用于電工、電子產品、元器件、零部件及其材料在高低溫環境下儲存、運輸和使用時的適應性試驗,以及溫度漸變試驗。還可以對電子元器件進行應力篩選試驗。","CompanyName":"杭州奧科環境試驗設備有限公司","CompanyID":"142172","MarketPrice":"0","PsOrder":"0","PgID":"110","MaxOrder":"0","CityID":"99","City":"杭州市","Address":"杭州市","PropertysValue":"","HitNumber":"58","FrontShow":"0","IsCharges":"1","Year":"1","StarNum":"1","UpdateAndClientSort":"51692905","StandUrl":"/st142172","UpdateTime":"2025/3/26 1:45:09","TodayIsUpdate":"1","AttType":"0","AttState":"3","AttAddType":"3","IsSeoCreate":"0","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"21002","productonlinetime":"1900/1/1 0:00:00","OnLineDate":"1900/1/1 0:00:00","DownLineDate":"1900/1/1 0:00:00","BrandPicDomin":"","BrandPicName":"","BrandProperty":"","PBrandID":"0","IsHadVideo":"0","VideoTime":"0","ShowPrice":"0.00","IndustrySort":"1020000","HasPicSort":"103282365","UserID":"155173","PriceType":"0","PictureID":"2046334","CompanyTypeID":"5","Tag":"","LinkMan":"吳先生","TelPhone":"0571-81110661","ClassName":"其它","ComProduct":"高低溫試驗箱,振動試驗臺,紫外老化試驗箱,氙燈老化試驗箱,沙塵試驗箱,箱式淋雨試驗箱,臭氧老化試驗箱,換氣老化試驗箱,電熱鼓風干燥箱,真空干燥箱,超聲波清洗機,鹽霧試驗箱","BrandNameCH":"","IsShow":"1","MarketPrice2":"0","RetailPrice":"0","ComHitnumber":"2269","MarketUpdateTime":"","CreateTime":"2025/2/26 13:37:12","Flag":"1","PackageName":"營銷寶會員","ClientSort":"0","CsName":"","Reprint":"2","FeedBackMsg":"","EnUrl":"","MobilePhone":"15957190121"},{"ID":"3174194","Picture":"mt0001/a0e727e8d93ff737e70f991ce6cdd9736c6ff005ba6bb291d68efd7d291f95dd2458044f3e0cb7b0.jpg","PictureDomain":"img78","Name":"國產硬度計","Type":"PHT980","Descrip":"PHT980邵氏D型硬度計彈塑性材料(橡膠及橡膠狀): 如剛性熱塑性塑料,有機玻璃,熱聚苯乙烯,乙烯,塑料片,纖維素乙酸酯,熱固性層壓板(例如防火膠板) 其它: 塑料棍,塑料碗等。(正常情況下指甲不能留下壓痕的材料,如塑料梳子或者是保齡球)","CompanyName":"菲思圖測量儀器(北京)有限公司","CompanyID":"141082","MarketPrice":"0","PsOrder":"0","PgID":"110","MaxOrder":"0","CityID":"1","City":"北京市","Address":"北京市","PropertysValue":"","HitNumber":"50","FrontShow":"0","IsCharges":"1","Year":"1","StarNum":"1","UpdateAndClientSort":"51692905","StandUrl":"/st141082","UpdateTime":"2025/3/26 1:45:09","TodayIsUpdate":"1","AttType":"0","AttState":"3","AttAddType":"3","IsSeoCreate":"0","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"21002","productonlinetime":"1900/1/1 0:00:00","OnLineDate":"1900/1/1 0:00:00","DownLineDate":"1900/1/1 0:00:00","BrandPicDomin":"","BrandPicName":"","BrandProperty":"","PBrandID":"0","IsHadVideo":"0","VideoTime":"0","ShowPrice":"0.00","IndustrySort":"1020000","HasPicSort":"103174194","UserID":"154072","PriceType":"0","PictureID":"1964072","CompanyTypeID":"5","Tag":"","LinkMan":"銷售經理","TelPhone":"010-59792409","ClassName":"其它","ComProduct":"超聲波硬度計,里氏硬度計,表面粗糙度儀器,超聲波測厚儀,涂層測厚儀,測振儀","BrandNameCH":"","IsShow":"1","MarketPrice2":"0","RetailPrice":"0","ComHitnumber":"7079","MarketUpdateTime":"","CreateTime":"2024/10/29 20:23:00","Flag":"1","PackageName":"營銷寶會員","ClientSort":"0","CsName":"","Reprint":"2","FeedBackMsg":"","EnUrl":"","MobilePhone":"13601073564"},{"ID":"3070703","Picture":"mt0001/969b59aaf9fc955b06f8144098bfcdeeab70ba38c61b62224bdc7c6f9aa830abf22bea7a1a22e02d.jpg","PictureDomain":"img64","Name":"電解法氯氣水分測定儀TMA-202-W-Ex哪家好","Type":"TMA-202-W-Ex","Descrip":"德國CMC氯氣水分測定儀TMA-202-W-Ex采用P2O5電解法原理,用來測量Xe、Ar、Kr、He、D2、F2、N2、H2、O2、O3、HBr、PH3、SF6、Freon、C2H2、CO2、CH4、Natural gas,尤其適合高純酸氣如Cl2、HCl、SO2、H2S 等氣體微量水分測量(極少數會同磷酸發生化學反應的氣體除外)。","CompanyName":"北京利揚泰克科技有限公司","CompanyID":"138825","MarketPrice":"0","PsOrder":"0","PgID":"110","MaxOrder":"0","CityID":"392","City":"國外","Address":"國外","PropertysValue":"","HitNumber":"95","FrontShow":"0","IsCharges":"1","Year":"1","StarNum":"1","UpdateAndClientSort":"51692905","StandUrl":"/st138825","UpdateTime":"2025/3/26 1:45:32","TodayIsUpdate":"1","AttType":"0","AttState":"3","AttAddType":"3","IsSeoCreate":"0","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"21002","productonlinetime":"1900/1/1 0:00:00","OnLineDate":"1900/1/1 0:00:00","DownLineDate":"1900/1/1 0:00:00","BrandPicDomin":"","BrandPicName":"","BrandProperty":"","PBrandID":"0","IsHadVideo":"0","VideoTime":"0","ShowPrice":"0.00","IndustrySort":"1020000","HasPicSort":"103070703","UserID":"151815","PriceType":"0","PictureID":"1889883","CompanyTypeID":"5","Tag":"","LinkMan":"樂安","TelPhone":"010-68928060","ClassName":"其它","ComProduct":"德國CMC微量水分析儀,美國ECM公司O2/Lambda/AFR/EGR%/NOx/NH3分析儀,德國GFS露點儀/油中水分析儀,德國Ratfisch總碳氫分析儀,芬蘭Pegasor顆粒物分析儀等.","BrandNameCH":"","IsShow":"1","MarketPrice2":"0","RetailPrice":"0","ComHitnumber":"12755","MarketUpdateTime":"","CreateTime":"2024/6/28 14:10:03","Flag":"1","PackageName":"營銷寶會員","ClientSort":"0","CsName":"","Reprint":"2","FeedBackMsg":"","EnUrl":"","MobilePhone":"18910537519"},{"ID":"2953558","Picture":"mt0008/91acbec15a63dbc980cc1ec8f71e5e527d1f5e8fa73a1c8f684b2eb6d79f763ba1960fa96ffd6fd3.jpg","PictureDomain":"img70","Name":"衛生級球閥生產廠家","Type":"TC","Descrip":"衛生級球閥1.、產品訂貨需提供參數:通徑(DN),公稱壓力(Mpa),溫度(℃),連接方式(螺紋、法蘭、焊接、卡箍、對夾等)。2.、產品驅動方式:手動、蝸輪、氣動、電動等。3.產品標準:國標GB、日標JIS、美標ANSI、德標DIN等。4.報價確認:本公司提供報價清單及技術標準說明至客戶確認,在雙方技術各方面確認后再擬定合同。5.質量要求、質量標準、供方對質量負責的條件:","CompanyName":"浙江米勒潔凈設備科技有限公司","CompanyID":"131056","MarketPrice":"0","PsOrder":"0","PgID":"110","MaxOrder":"0","CityID":"101","City":"溫州市","Address":"溫州市","PropertysValue":"","HitNumber":"79","FrontShow":"0","IsCharges":"1","Year":"1","StarNum":"1","UpdateAndClientSort":"51692905","StandUrl":"/st131056","UpdateTime":"2025/3/26 1:45:27","TodayIsUpdate":"1","AttType":"0","AttState":"3","AttAddType":"3","IsSeoCreate":"0","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"21002","productonlinetime":"1900/1/1 0:00:00","OnLineDate":"1900/1/1 0:00:00","DownLineDate":"1900/1/1 0:00:00","BrandPicDomin":"","BrandPicName":"","BrandProperty":"","PBrandID":"0","IsHadVideo":"0","VideoTime":"0","ShowPrice":"0.00","IndustrySort":"1020000","HasPicSort":"102953558","UserID":"144045","PriceType":"0","PictureID":"1770882","CompanyTypeID":"5","Tag":"","LinkMan":"吳浩然","TelPhone":"86-0577-81877257","ClassName":"其它","ComProduct":"隔膜閥,衛生級球閥,衛生級蝶閥,不銹鋼人孔,卡箍式隔膜閥,壓力人孔,快裝球閥,不銹鋼衛生級彎頭,視鏡,視盅,彎頭三通,","BrandNameCH":"","IsShow":"1","MarketPrice2":"0","RetailPrice":"0","ComHitnumber":"22442","MarketUpdateTime":"","CreateTime":"2024/3/26 2:13:13","Flag":"1","PackageName":"營銷寶會員","ClientSort":"0","CsName":"","Reprint":"2","FeedBackMsg":"","EnUrl":"","MobilePhone":"13989712233"},{"ID":"3180386","Picture":"5eceadd4559dcfd21fffb68180b3d9c38d1c7fb006bcee48ff96dcffd3ab68f8fe7c778801c88461.jpg","PictureDomain":"img68","Name":"電動葫蘆橋式起重機動力滑觸線生產","Type":"","Descrip":"DHGTJT-1000A動力滑觸線,安全滑觸線是一種新型移動供電裝置,以其絕緣、安全、耐溫、抗振、節能等優越性能逐步替代了舊式裸露角鐵及銅排滑觸線。安全滑觸線由填嵌在工程塑料型管或槽板中的光滑平整的T2銅排或嵌有耐磨導體的鋁型材作為載流體,組合成輸電導管,導管下有開口槽)利集電器運行,并由集電器的高耐磨銅基石墨電刷將電力導向工作電器。安全滑觸線結構形式多樣,但總的原理如下:移動設備由于移動,需要不時地變換位置,每一個不同的位置上,移動設備又要隨時能獲得動力電源,否則就無法繼續移動。這時,安全滑觸","CompanyName":"揚州市天翔電氣有限公司","CompanyID":"128919","MarketPrice":"0","PsOrder":"0","PgID":"110","MaxOrder":"0","CityID":"95","City":"揚州市","Address":"揚州市","PropertysValue":"","HitNumber":"131","FrontShow":"0","IsCharges":"1","Year":"1","StarNum":"1","UpdateAndClientSort":"51692905","StandUrl":"/st128919","UpdateTime":"2025/3/26 1:45:09","TodayIsUpdate":"1","AttType":"0","AttState":"3","AttAddType":"0","IsSeoCreate":"0","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"21002","productonlinetime":"1900/1/1 0:00:00","OnLineDate":"1900/1/1 0:00:00","DownLineDate":"1900/1/1 0:00:00","BrandPicDomin":"","BrandPicName":"","BrandProperty":"","PBrandID":"0","IsHadVideo":"0","VideoTime":"0","ShowPrice":"0.00","IndustrySort":"1020000","HasPicSort":"103180386","UserID":"141908","PriceType":"0","PictureID":"1708450","CompanyTypeID":"5","Tag":"","LinkMan":"柏海嬌","TelPhone":"0514-88276827","ClassName":"其它","ComProduct":"電纜滑線,單極滑觸線,多極滑觸線,行車滑觸線,無接縫滑觸線,剛體滑觸線,滑觸線集電器,滑觸線配件,電纜橋架,母線槽","BrandNameCH":"","IsShow":"1","MarketPrice2":"0","RetailPrice":"0","ComHitnumber":"22779","MarketUpdateTime":"","CreateTime":"2024/11/6 18:22:18","Flag":"1","PackageName":"營銷寶會員","ClientSort":"0","CsName":"","Reprint":"2","FeedBackMsg":"","EnUrl":"","MobilePhone":"18118278897"},{"ID":"3183623","Picture":"mt0001/92b8cee7c1618c63bc3bdfeafcc4e9f205781c994acfaaba9e58b7c6c3a86e7205335945b3e07d2f.png","PictureDomain":"img80","Name":"復合鹽霧試驗箱廠家","Type":"","Descrip":"玻璃鋼復合鹽霧試驗箱*電壓(50/60 Hz, 1 ph)220-240大電流 18","CompanyName":"浙江巨為儀器股份有限公司","CompanyID":"141141","MarketPrice":"0","PsOrder":"0","PgID":"110","MaxOrder":"0","CityID":"100","City":"寧波市","Address":"寧波市","PropertysValue":"","HitNumber":"138","FrontShow":"0","IsCharges":"1","Year":"1","StarNum":"1","UpdateAndClientSort":"51692904","StandUrl":"/st141141","UpdateTime":"2025/3/26 1:44:13","TodayIsUpdate":"1","AttType":"0","AttState":"3","AttAddType":"3","IsSeoCreate":"0","IsOnlinePay":"0","MinPrice":"0.00","MaxPrice":"0.00","ClassID":"21002","productonlinetime":"1900/1/1 0:00:00","OnLineDate":"1900/1/1 0:00:00","DownLineDate":"1900/1/1 0:00:00","BrandPicDomin":"","BrandPicName":"","BrandProperty":"","PBrandID":"0","IsHadVideo":"0","VideoTime":"0","ShowPrice":"0.00","IndustrySort":"1020000","HasPicSort":"103183623","UserID":"154131","PriceType":"0","PictureID":"1965570","CompanyTypeID":"5","Tag":"","LinkMan":"王先生","TelPhone":"86-021-51079850","ClassName":"其它","ComProduct":"鹽霧試驗箱,高低溫試驗箱,恒溫恒濕試驗箱,拉力試驗機,影像測量儀,插拔力試驗機,萬能材料試驗機等","BrandNameCH":"","IsShow":"1","MarketPrice2":"0","RetailPrice":"0","ComHitnumber":"7913","MarketUpdateTime":"","CreateTime":"2024/11/11 7:14:02","Flag":"1","PackageName":"營銷寶會員","ClientSort":"0","CsName":"","Reprint":"2","FeedBackMsg":"","EnUrl":"","MobilePhone":"18217777117"}]