Tus nqi ntawm shellfish nyob rau hauv qhov thiab nyob rau hauv tib neeg lub neej

Yuav kom overestimate qhov tseem ceeb ntawm shellfish yog heev yooj yim nyob rau hauv cov xwm vim hais tias lawv yog ib qho tseem ceeb link nyob rau hauv lub mov saw. Ua ntej ntawm tag nrho cov, lawv ua nej zaub noj ntses, crustaceans, cov noog thiab cov tsiaj. Nyob rau tib lub shellfish ua si ib qho tseem ceeb luag hauj lwm nyob rau hauv biocenotic ties, thiab lawv muaj pes tsawg nyob rau hauv lub hiav txwv nce mus txog 2.2 billion tons.

Bivalves yog tej yam ntuj tso ntxaij lim dej. Raws li cov dej kis tau los ntawm cov kab noj hniav ntawm tus mantle, yog ntxuav los ntawm microbial thiab organic seem. Heev heev thwmsim tau qhia tias nyob rau nruab nrab, lawv txhua tus li cleans mus txog 30 litres ntawm cov dej rau ib hnub, thaum uas txo nws Paug txog 250 lub sij hawm. Paub ntawm cov tseem ceeb heev ntawm shellfish, ntau lub ntiaj teb no lub xeev los xyuas kom meej qhov kev tiv thaiv ntawm cov ib puag ncig yog tam sim no noj nyob rau lub reconstruction ntawm dej biocenoses ntsuas. Qhov no yog ua los ntawm shellfish hauv nyob hauv tej qhov chaw uas tej zaum lawv yuav ua ib feem ntawm cov lom purification.

Great nqi ntawm shellfish nyob rau hauv ib tug neeg lub neej yog kev cob cog rua, ua ntej ntawm tag nrho cov, lawv siv nyob rau hauv cov zaub mov. Khoom noj khoom haus yuav ua tau qwj nplais, oysters, scallops thiab ntau lwm tus neeg. Qhov tseeb hais tias lawv cov nqaij muaj ib tug ntau ntawm cov ntsiab thiab vitamins uas yog absorbed los ntawm tib neeg lub cev yooj yim heev. Nyob rau hauv ib co European lub teb chaws lawv txawm qhia tshwj xeeb uas bred. Nws yuav tsum tau muab sau tseg hais tias rau lub neej ntawm cov neeg tseem ceeb ntawm shellfish yog tsis tas. Nyob rau hauv ib co ntau ntau yam loj hlob pearls dlej loj. Nyob rau hauv thiaj li yuav pib lawv txoj kev loj hlob, lub mantle yuav tsum tau khaus los ntawm tej yam txawv teb chaws lub cev keeb kwm. Pearl tsim yuav tsum tau hu ua xwb nyob rau hauv lub rooj plaub uas lub txheej yog kiag li tsim nacre. Ces tus pearls siv rau manufacturing ntau yam hniav nyiaj hniav kub.

Yuav tsum tsis txhob yuav underestimated thiab muaj tseem ceeb ntawm shellfish. Gastropod hom zoo li, li zoo li dej tsis qab ntsev pearl qwj nplais yog ua pearl khoom. Nyob rau tib lub sij hawm tus number case hnab squid thiab cuttlefish siv rau zus tau tej cov xim av thiab sepia cev zoo tshaj plaws.

Txawm tias tag nrho cov no, tus nqi ntawm qwj ntses kuj tsis yog ib tug txhob txwm zoo. Muaj kev tsis zoo. Nyob rau hauv kev, ib co kev uas ua rau mob loj heev kev puas tsuaj rau ua liaj ua teb. Piv txwv li, liab qab slugs nyob rau hauv kev tshawb fawb ntawm cov zaub mov ua kom puas seedlings ntawm cov qoob loo thiab lwm yam nroj tsuag nyob rau hauv lub vaj. Ntau puas yog thov raws li qwj. Ib txhia hom mob ntsws dej tsis qab ntsev qwj nplais ua raws li intermediate fwjchim luj kawg nkaus ntawm trematodes. Ib tug tag nrho series ntawm lawv hais txog kamenotochtsam. Lawv koom tes nyob rau hauv tus txheej txheem ntawm kev puas tsuaj ntawm pob zeb.

Nyob rau hauv tus dej ntws thiab reservoirs ntawm lub Azov-Dub hiav txwv phiab yog heev hom xws li Dracena. Qhov no mollusc yog suav tias yog tsuas dej tsis qab ntsev hom, uas ua rau yus Txuas txoj kev ua neej. Feem ntau, nws settles nyob rau hauv cov kav dej thiab ntau yam biotechnical lug uas tsis nyob rau hauv si nyhav nws tu tub tu kiv. Tseem muaj hom uas ua puas lub chaw nyob rau hauv ports thiab cov bottoms ntawm ships. Nyob rau hauv cov ntaub ntawv no peb yuav tham txog lub nkoj cab.