Tsev thiab Tsev NeegCov tsiaj

Artemia - nteg qe nyob rau hauv tsev.

Cov aquarists paub hais tias cov me me crustacean Artemia kib - ib qho zoo heev nyob zaub mov. Khoom noj khoom haus zoo brine cw muab ib tug high school cov ciaj sia taus tus nqi ntawm kib thiab lawv loj hlob sai.

Qhov no crustacean yog ib qho yooj yim txaus yuav tsum tau yoog mus rau tej yam kev mob dag thiab yog li ntawd yuav nteg qe cw nyob rau hauv kev quab yuam txawm mus rau novice breeders ntawm thoob dej yug ntses ntses. Brine cw qe yuav tsum thauj tshaj ntev ncua kev, thaum tswj coob ntawm Artemia yuav tsis tau yooj yim. Muaj ntau aquarists yuav brine cw qe nyob rau hauv lub khw thiab cov neeg uas paub txhij txhua nyob rau hauv lawv cov khoom. Qe ntawm kev muag khoom yuav kho raws li ib txwm thiab decapsulated. Yog hais tias koj yuav ib tug kev xaiv thib ob, tsis txhob xav hais tias hais tias xws li qe uas muaj tuag embryos, heev cov lus rov - ntawm lawv tej zaum yuav zoo daug tag nrho crustacean. Tab sis muaj ib tug caveat - yog decapsulated qe, vim lub deprivation ntawm ib tug tej yam ntuj tso containment, ntau demanding cia tej yam kev mob. Yog li ntawd incubate qe los ntawm ib tug lub hnab, ib tug ntev lub sij hawm tau lain nyob rau hauv lub txee tsiaj khw - ua hauj lwm unpromising thiab ruaj. Tab sis txawm no nws muaj nws zoo - xws qe yuav pub lub kib, muaj ib tug tau tsuas luv luv tsau lawv nyob rau hauv cov dej tshiab, thiab noj, nplua nuj nyob rau hauv micronutrients thiab protein pub rau cov tub ntxhais ntses yog npaj txhij.

Artemia txoj kev loj hlob yog pib thaum tus kub ntawm cov dej nyob rau hauv uas nws nyob mus cuag 10 degrees thiab saum toj no. Txawm hais tias zoo tagnrho kub tej yam kev mob rau kab lis kev cai dej kub yog los ntawm +25 rau +32 degrees. Qhov tsawg kawg nkaus salinity ntawm lub aqueous nruab nrab yuav tsum tau hais txog 25-30%, thiab lub siab tshaj plaws - 280%. Nws yog nyob rau hauv no ib puag ncig yuav tsum nyob Artemia. Ua taus zes cov crustaceans nws muaj nws tus kheej peculiarities - nyob rau hauv cov qus lawv nyob rau hauv ntsev dej nyob rau hauv sab qab teb ntawm Russia, ces thaum lawv loj hlob, nws yog ntshaw kom kwv lub dag tej yam kev mob ntawm lawv cov vaj tse rau lub cheeb tsam nyob rau hauv uas lub cw yog feem ntau nyiam nrog.

Sau qoob rau Artemia - ua lag ua luam yooj yim, yog tias koj paub ib co kev cai. Embryos cov crustaceans muaj txaus siab tiv thaiv rau lwm yam xws li siab, ya raws, siab los qis kub, neeg kho tshuab raug mob, ntev cia lub sij hawm. Artemia embryos muaj peev xwm ntawm ib tug heev lub sij hawm ntev yuav nyob rau hauv ib lub xeev ntawm so - "hibernation." Sai li sai tau raws li koj muab tso rau lawv nyob rau hauv dej, Artemia chaw ua taus zes qhov chaw uas koj pib, pib tsim. Cov dej nyob rau hauv cov hlab qhov twg koj npaj kom loj hlob crustaceans yuav tsum tau raws li tej yam no: ib liter ntawm dej yuav tsum poob mus 50 g Na2SO4. Hlwv (qe Artemia) nws yog ntshaw kom muab cov uas tsis teeb thiab ib lub teeb aerated dej, yog li ntawd lawv yuav tsis tswm nyob rau hauv qab ntawm lub thoob dej yug ntses. Tom qab 25 teev, cov embryos pib los mus ua txhaum lub eggshell. Tsis tas li ntawd, nyob rau hauv ib txwm tej yam kev mob ntawm txim, rau kaum yim hnub, crustaceans dhau ob peb theem ntawm nws txoj kev loj hlob thiab ncav cuag kom loj hlob. Tam sim no crustaceans Artemia hlwv lawv tus kheej muaj peev xwm nteg nyob rau hauv dej siab tej yam kev mob rau lawv. Ntawm no yog ib qho kev nthuav zeej - Artemia chaw ua taus zes uas hais heev ib txoj muaj nqi, raws li qhov no crustacean yog ib tug zoo cov khoom noj rau cov ntses.

Cw pub rau microalgae, me me protozoans, dej tsis qab ntsev thiab marine Chlorella, poov xab thiab cov kab mob. Tsis txhob disdain cov branchiopoda crustaceans thiab chiv.

Crustacean Artemia loj hlob tuaj mus rau 20 hli nyob rau hauv ntev thiab laus neeg nyhav txog 12 mg. Txheej ntawm Artemia yuav txawv los ntawm reddish rau ntais, xim Artemia lub cev nyob rau hauv lub tej yam kev mob thiab lub hom ntawm pub.

Artemia yog dioecious, uas yog, lawv muaj peev xwm nteg qe xwb nyob rau hauv lub hnub nyoog ntawm kev sib deev kom loj hlob. Ua ntej uas muaj hnub nyoog feem ntau tsis nyob crustacean Artemia chaw ua taus zes yog feem ntau vim nws tus nqi noj haus rau cov thoob dej yug ntses ntses.

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