Ungagadzirisa sei kushushikana kwaPenaeus vannamei?

Mhinduro yaPenaeus vannamei kune zvinhu zvakachinja zvakatipoteredza inonzi "mhinduro yekushushikana", uye kushanduka kwezviratidzo zvakasiyana-siyana zvemuviri nemakemikari mumvura zvese zvinhu zvinoshungurudza. Kana shrimp dzichipindura kuchinja kwezvinhu zvakatipoteredza, kugona kwadzo kuzvidzivirira kunoderedzwa uye simba rakawanda remuviri richashandiswa; Kana shanduko yezvinhu zvinoshungurudza isiri huru uye nguva isiri refu, shrimp inogona kurarama nayo uye haizokonzere kukuvara kukuru; Kusiyana neizvi, kana nguva yekushushikana yakareba zvakanyanya, shanduko yacho yakakura, kupfuura kugona kweshrimp, shrimp icharwara kana kutofa.

Penaeus vannamei

Ⅰ. Zviratidzo zvekushushikana kweshrimp zvaive zvinotevera

1. Ndebvu dzvuku, feni yemuswe mutsvuku uye muviri mutsvuku wekatsi (unozivikanwa semuviri mutsvuku westress);

2. Deredza zvakanyanya zvinhu, kunyangwe usadye zvinhu, shambira uchitevedza dziva

3. Zviri nyore kwazvo kusvetukira mudziva

4. Magaro eruvara rweyero, magaro matema nendebvu dzakatyoka zviri nyore kuona.

 

Ⅱ, Zvikonzero zvekushushikana kwemakavi zvaive zvinotevera:

1. Kuchinja kwechikamu chealgae: zvakaita sekufa kamwe kamwe kwealgae, ruvara rwemvura yakachena kana kukura zvakanyanya kwealgae, uye ruvara rwemvura rwakanyanya kukobvu;

2. Kuchinja kwemamiriro ekunze, kwakadai semhedzisiro yakaipa yemamiriro ekunze yakaita semhepo inotonhora, dutu, mvura inonaya nguva dzose, dutu remvura, zuva rine makore, musiyano mukuru wekupisa pakati pekupisa nekupisa: mvura inonaya nguva dzose uye mvura inonaya nguva dzose ichaita kuti mvura inonaya iungane pamusoro pedziva remashrimp. Mushure memvura, tembiricha yemvura pamusoro inodzikira uye tembiricha yemvura yepasi inokwira, izvo zvinokonzera kuungana kwemvura, uye huwandu hwakawanda hwema "photosynthesis algae" hunofa (kuchinja kwemvura) nekuda kwekushaikwa kwe "photosynthesis algae". Mumamiriro aya, mvura inosangana nehypoxia yakanyanya; Kuenzana kwezvakatipoteredza mumuviri wemvura kunoputsika, uye tupukanana tunokuvadza tunopararira muhuwandu hwakawanda (mvura inova chena uye ine madhaka), izvo zvinoita kuti zvinhu zvipenyu zviri pasi pedziva zviore uye zvigadzire hydrogen sulfide ne nitrite mumamiriro e "anaerobic" uye zviunganidze, izvo zvinozokonzera chepfu nerufu rwemashrimp.

3. Kuchinja kwezviratidzo zvemuviri nemakemikari mumuviri wemvura: kuchinja kwekupisa kwemvura, kujeka, pH kukosha, ammonia nitrogen, nitrite, hydrogen sulfide nezvimwe zviratidzo zvichaitawo kuti magamba ape mhinduro yekushushikana.

4. Kutsiviwa kwenguva yezuva: nekuda kwekuchinja kwemamiriro ezuva, mamiriro ekunze asingatarisirwi, musiyano mukuru wekupisa uye kutungamira kwemhepo kusina chokwadi, shanduko iyi inogara kwenguva refu, izvo zvinoita kuti zvinhu zvemuviri nemakemikari zviri mumvura yekatsi zvichinje zvakanyanya, izvo zvinokonzera kushushikana kwakasimba kwemakatsi kukonzera kubuda kwehutachiona uye kuyerera kwemvura mudziva rakakura.

5. Kushandisa mishonga inouraya zvipembenene, mishonga yealgal yakaita se copper sulfate, zinc sulfate, kana mishonga inouraya zvipembenene ine chlorine kunogona kukonzera kushushikana kwakanyanya kumagakanje.

 

Ⅲ、 Kudzivirira uye kurapa maitiro ekushushikana

1. Hunhu hwemvura nemadhaka zvinofanirwa kuvandudzwa nguva nenguva kudzivirira kutsauswa kwemvura;

Kuwedzera kabhoni kunogona kuvandudza kunaka kwemvura uye kudzivirira algae kudonha.

2. Kana paine mhepo ine simba, dutu, dutu, zuva remvura, mhepo yekuchamhembe nedzimwe mamiriro ekunze asina kunaka, zvinovaka muviri zvinofanira kuwedzerwa mumvura nenguva kudzivirira kuitika kwekushushikana;

3. Huwandu hwemvura inowedzerwa haifanirwe kunge yakakura zvakanyanya, kazhinji inenge 250px yakakodzera. Zvigadzirwa zvekudzivirira kushushikana zvinogona kushandiswa kuderedza kushushikana;

4. Nyatsoteerera kuchinja kwemamiriro ekunze nguva nenguva, uye shandisa zvinhu zvinodzivirira kushushikana kuti ugadzirise kunaka kwemvura nenguva.

5. Mushure mekubviswa kweganda rakawanda, magamba anofanira kuwedzerwa calcium nenguva kuti akwanise kubviswa neganda rakasimba nekukurumidza uye kuderedza kushushikana.

 

 

 


Nguva yekutumira: Kubvumbi-27-2021