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ID:36359860
大小:3.62 MB
页数:32页
时间:2019-05-10
《瓦氏黄颡鱼引种繁育和养殖技术的研究》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、瓦氏黄颡鱼引种繁育和养殖技术的研究AbstractAstudyontheintroduction,propagation,culturaltechniqueofdarkbarbelcatfishPelteobagrusvachelli(Siluriformes·Bagridae)AbstractAbstract:PelteobagrusvachellisubjectionofSiluriformcs,Bagridae,Pelteobagrus.theydistributemostlyingreatriversjustlikechangjiangriverand
2、zhujiangriver.Itisfamousofdelicateflesh、deliciousandrichnesspabulum.ThereqirementofPelteobagrusvachelliincreaseyearbyyear,butcosmicallybreedingofitwasnotdeveloped,SOitcost40---50¥傀.Soithasdevelopedintooneofthemostfamoudkindsforbreeding.it.ThetextgetacrosssystemresearchfromPelteobagr
3、usvachelli’Sbreedbiologicalcharacteristic、manualworkbreedtechnique、cultivatestirp、breedgrownfishandpreventmalady.ThepurposeissearchingafterthetechniqueitaccordwitllasuitofPelteobagrusvachellisweepingbreedinginsouthofJiangsu.1.AdoptthewayofsamplingandinspectonceamonthtoresearchPelteo
4、bagrusvachelli’Ssexglandmaturityquotiety’Sseasonaltransformation,educethebestbreedingtemperatureofPelteobagrusvachelliisbetween24-269C.Andputupbatchmanpowerbreedingonthebasic,andthenproduced3.19millionyoungplants,theaverageproductiveratereachat87.8%,incubateratereachat81.2%.2.Itisth
5、eimportantkeyofadvancingdomesticatesurvineofPelteobagrusvachellifrieswitllusingmanualworkfeedontheforepartofbreed.ThisexperimentadoptfeedwhichmixtheLeiocassislongirostris’mealyfeedandnaturalbaitjustlikeCladoceraandCalanoidatodomesticate1.5cmlengthfry.cutthephasebreedingwithwaterangl
6、eworm,80predigesttheprogressangshortenthetime;atthesametime,boostthesurviverateat88%getacrossscientificalactualizedrug.Ontheoneyearseedbreededphase,weadvancethestandardandsurvivebybreedinreasonandzoologycontroltechniques.Theaveragespecsofoneyearseedreachat80gandachieve5130yeardperau
7、nitofarea,93.2%survive,and2.0feedmodulusin2007。3.BasisthePelteobagrusvachelli’Slivingbehaviour,zoologicalbreedingtheory,webreeded2091PetteobagrusvachelliswhichWas76.59weightwith80Ⅱ苏州大学学位论文独创性声明及使用授权声明学位论文独创性声明本人郑重声明:所提交的学位论文是本人在导师的指导下,独立进行研究工作所取得的成果。除文中已经注明引用的内容外,本论文不含其他个人或集体已经发表或撰写
8、过的研究成果,也不含为获得苏州大学或其
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