Fresh water shrimp sun sami babban shahara a cikin 'yan shekarun nan. An fara shi duka a cikin 2000, tare da bayyanar akan kasuwar neocardine shrimp da bambancin da suke da shi - cherry shrimp, sannan ya fara haɓaka kamar ƙanƙarar. Yanzu sababbin nau'o'in jatan lande suna bayyana kusan kowane wata, kuma a zahiri, kwanan nan, ba'a taɓa jinsu ba.
Daga cikin su, lu'ulu'u na jatan lande (lat. Caridina cf. cantonensis) sun yi fice a matsayin ɗayan mafi bambancin launuka masu launi, waɗanda aka gabatar da su da dama. Amma tana matukar bukatar sigogin abubuwan, sabanin dangin ta daga jinsi Neocaridina (ceri shrimp da neocardine gama gari).
Rayuwa a cikin yanayi
Shrimp asalinsa ne na China da Japan, amma yanayin halitta ba shi da haske kamar waɗanda ke zaune a cikin akwatinan ruwa. Jikinsu a bayyane yake, kuma akwai launuka masu launin ruwan kasa-baki ko fari a gefen sa.
Akwai bambance-bambancen karatu tare da jiki mai haske da siriri, ratsi mai duhu, abin da ake kira tiger shrimp. Koyaya, zaɓin launi ya bambanta ƙwarai ba kawai ya dogara da mazaunin ba, amma har ma kan tafki.
Savages ba shi da daɗi, kodayake mai launi ne, kuma zai dace da masu farawa.
Neman launi
A tsakiyar shekarun 90, wani mai tattara jatan japan daga Japan mai suna Hisayasu Suzuki ya lura cewa wasu shrimp da aka kama a cikin daji launuka ne ja.
A tsawon shekaru da yawa, ya zaɓi kuma ya ƙetare furodusoshi, kuma sakamakon ya zama jatan lande mai jan ƙarfe.
Sun haifar da rikici tsakanin masoya kifi da jatan lande, kuma bayan Suzuki, mutane da yawa sun fara nazarin sabon nau'in. Ta hanyar inganta launin ja, girman tabo ko launuka masu launi, sun fito da cikakkun jeri na jatan lande.
Yanzu sun bambanta cikin ingancin launi, kuma kowane matakin yana da nasa lambar, wanda ya ƙunshi haruffa. Misali, C yana da launi mai ɗaci shrimp, kuma SSS shine matakin mafi girma.
Duk da cewa ana kiran sa lu'ulu'u, wanda ke nuni da nuna gaskiya, ana ɗaukar shrimp tare da fararen fata mafi kyau.
Haka tsarin cin kwalliya ya shafi shrimp masu launin baki.
Hakanan shrimp tiger shima ya samo asali kuma yan koyo sun kirkiro wani sabon launi, wanda jikin shudiya da mai ruwan ido mai launin ruwan lemo mai ruwan ido, kuma aka siyar dashi shekaru da yawa da suka gabata. Haɗuwa da jikin shuɗi mai duhu tare da ratsi mai baƙar fata kuma ya ba da suna - damisa baƙar fata ko baƙin lu'u-lu'u.
Kuna ganin hakan kenan? Ba komai, saboda aiki akan zaɓi na sabbin launuka yana gudana kowane sa'a, musamman a Taiwan da Japan.
Abun takaici, wadancan shrimp da ke shiga kasuwannin mu kuma sababbi ne, don Yamma da Gabas sun sha wuce matakin.
Tsarin halitta
Adana cikin akwatin kifaye
Lu'ulu'u ba lallai bane ga waɗanda suka haɗu da jatan lande a karon farko. Masu farawa su gwada wasu nau'ikan masu araha da marasa ma'ana irin su neocardines, ko Amano shrimp (Caridina japonica), kuma su sami lu'ulu'u idan sun riga sun sami gogewa wajen kiyayewa.
Baya ga gaskiyar cewa waɗannan shrimp sun fi tsada sosai, kuma basu yafe kurakurai wajen kiyayewa.
Tsarkin ruwa da sigoginsa suna da mahimmanci mahimmanci don kiyayewa, tunda sun fi damuwa da gubobi fiye da kifi. Yana da kyau sosai a kiyaye su daban, a cikin jatan lande, da ƙananan kifi kawai, misali, ototsinklus ko microcollection galaxy, na iya zama maƙwabta.
Idan kana son kiwata su, to lallai kana bukatar kiyaye su daban. Kuma ba wai kawai kifin zai iya cin jatan lande ba. Daga kiyaye kifi da musamman ciyarwa, akwai ɓarnar da yawa waɗanda ke shafar daidaituwa a cikin akwatin kifaye, adadin nitrates da nitrites.
Kuma yana da kyau a rage wadannan sauye-sauyen, tunda suna da matukar damuwa dasu.
Tunda a cikin yanayin shrimp sau da yawa yakan zama ganima ga masu cin ganima, sun fi son wurare tare da adadi mai yawa na mafaka. Irin waɗannan matsugunan na iya zama itace, busassun ganye, shuke-shuke, amma mosses suna da kyau musamman. Misali, gishirin javanese na iya zama gida ga dozin ko fiye shrimp. A cikinsu, zasu sami masauki, abinci da wurin kiwo.
Daga cikin masoyan jatan lande, an yi amannar cewa suna son ruwa mai ɗan sanyi, wanda bai fi 23C ba. Wannan ba wai kawai game da zafi fiye da kima ba, amma kuma game da gaskiyar cewa mafi girman yanayin zafin jiki, ƙarancin oxygen yana narkar da shi. Abun ciki a yanayin zafi sama da 24 ° C yana buƙatar ƙarin yanayi.
Amma, koda kun kunna yanayi, kiyaye shi sama da 25 ° C ba kyakkyawan ra'ayi bane. Sun fi kyau sosai a 18 ° C fiye da 25 ° C.
Kuma wannan ba shine kawai wahala ba. Lu'ulu'u suna buƙatar ruwa mai laushi da ɗan kaɗan, tare da pH na kusan 6.5. Don kiyaye irin waɗannan sigogi, ruwa bayan an yi amfani da osmosis, duk da haka, ƙananan ma'adanai (musamman ma alli) suna narkewa a ciki, kuma suna da mahimmanci don ƙirƙirar murfin chitinous na shrimp.
Don biyan diyya amfani da cakuda da aka zaunar da ruwa da ruwa bayan osmosis ko ƙari na musamman na ma'adinai.
Hakanan, ana amfani da ƙasa ta musamman don jatan lande, wanda ke daidaita pH na ruwa a matakin da ake so. Amma, wannan duk mutum ne, kuma ya dogara da yankin, taurin da acidity na ruwa a cikin garin ku.
Da kuma wata matsala
Wata matsala a cikin abun ciki shine daidaito. Abu ne mawuyaci a ci gaba da kasancewa da nau'ikan halittu daban-daban don kar su zama masu jituwa da juna. Abu mafi sauki ga matsalar, tabbas, shine sanya ja a cikin tanki ɗaya, baƙi a wani, da damisa a cikin na ukun. Amma, yawancin yan koyo za su iya iyawa?
Tunda dukkanin lu'ulu'u suna cikin jinsin Caridina cf. cantonensis, suna iya haɗuwa da juna.
Wannan a cikin kansa ba mara kyau bane, har ma yana sanya su ƙarfi, amma sakamakon irin wannan gicciyen yana da wuya ya faranta maka rai.
An gudanar da aikin kiwo cikin tsanaki tsawon shekaru don ku sami damar jin daɗin kyanwar shrimp, kuma babu makawa sabon jini zai shafi launin su.
Misali, ba za a iya ajiye shrimp na damisa da lu'ulu'u, saboda sakamakon ya zama shrimp ba kamar kowanne ba.
Tare da waɗanda suke tare kuma basa haɗuwa, kamar yadda yake tare da membobin jinsi na Neocaridina (alal misali, shrimp shrimp), da jinsin Paracaridina, amma waɗannan shrimp ɗin ba su da yawa. Dangane da haka, sun dace da sauran nau'in, kamar su Amano shrimp ko bamboo feeder feeder.
Kiwo
Kiwo ba shi da wuyar gaske kamar kiyaye su, idan kun kasance daidai da wannan, to ya isa kawai a sami ɓatancin jinsuna daban-daban. Ana iya banbanta mata da maza ta hanyar cikar ciki da kuma girmanta.
Lokacin da mace ta narke, sai ta yada pheromones a cikin akwatin kifaye, ta tilastawa namiji neman ta.
Tana lika kwaiyen da suka hadu da kuma haduwa a jikin kwarjin wadanda suke karkashin wutsiyarta. Zai dauke su har tsawon wata guda, yana girgiza su koyaushe don samar wa qwai oxygen.
Sabbin kyankyasai da aka kyankyashe ƙananan kwafi ne na iyayensu, kuma suna da cikakken 'yanci.
Tun da shrimp ba sa cin 'ya'yansu, za su iya girma a cikin gidan katanga ba tare da wata matsala ba, idan babu sauran wuraren zama. Tare da yanayin ruwa mai kyau da wadataccen ciyarwa, yawan ƙimar rayuwa suna gama gari.
