Shrimp golden crystal
Shrimp golden crystal, lus Askiv lub npe Golden bee Shrimp. Nws yog ib qho khoom tsim tawm ntau yam ntawm Caridina logemanni cw (lub npe qub yog Caridina cf. Cantonensis), uas yog lub npe zoo dua li Crystal Shrimp hauv lub tebchaws tom qab Soviet.
Nws tsis paub meej tias qhov ntau yam no tau txais li cas (kev lag luam zais cia ntawm cov chaw zov me nyuam), tab sis Black Crystal thiab Red Crystal cws tuaj yeem muaj kev nyab xeeb rau nws cov txheeb ze ze.
Shrimp golden crystal
Shrimp golden crystal, lus Askiv lub npe Golden bee Shrimp
Golden Bee Cw
Golden bee Shrimp, xaiv ntau yam ntawm Crystal Shrimp (Caridina logemanni)
Hauj lwm
Cov neeg laus ncav cuag qhov ntev li ntawm 3 cm. Txawm tias nws lub npe, lub plhaub chitinous tsis yog golden, tab sis dawb. Txawm li cas los xij, nws yog heterogeneous, nyob rau hauv qee qhov chaw ntxeem tau, translucent, thiab txiv kab ntxwv sab hauv npog ntawm lub cev "ci" los ntawm nws. Yog li, tus yam ntxwv golden xim yog tsim.
Tu thiab kev saib xyuas
Tsis zoo li lwm cov cw dej tshiab, xws li Neocaridina, Golden Crystal Shrimp yog rhiab heev rau cov dej zoo. Nws raug nquahu kom tswj hwm me ntsis acidic hydrochemical muaj pes tsawg leeg. Koj tsis tuaj yeem tsis quav ntsej cov txheej txheem yuav tsum tau ua - txhua lub lim tiam hloov ntawm ib feem ntawm cov dej nrog dej tshiab thiab tshem tawm cov khib nyiab organic. Lub tshuab lim dej yuav tsum ua kom muaj txiaj ntsig, tab sis tib lub sijhawm tsis ua kom muaj dej ntau dhau.
General hardness - 4-20 ° dGH
Carbonate hardness - 0-6 ° dKH
Tus nqi pH - 6,0-7,5
Kub - 16-29 ° C (tso 18-25 ° C)