Interesting Fern - Salvinia Natans

Fern Salvinia Natans - duku, akayangarara pamusoro pemvura miviri mvura chirimwa dzarwo mhuri Salvinievyh. Izvi mhando marudzi ose genus Salvinia - chete dzichikura mundima Russian Federation. Chirimwa rinowanzoshandiswa kukudziridzwa ive akwariyamu.

Salvinia Natans: marongerwo uye chitarisiko

Fern uyu wepagore ane nhete hunde, richisvika gumi masendimita pakureba uye kuva nenguva neumwe raiva pedyo nebundu wevatatu shizha whorls. Chokumisa akayangarara pamusoro pemvura pamusoro. machira maviri hwakasimba ayo ovate-elliptical chimiro zvishoma akaita somwoyo chawo. Vari zvikamu pamwe nemburwa dziri misoro ane boka gobvu pfupi bvudzi. The repasi pose mashizha ane gobvu butiro shava bvudzi vakabata mhepo matema. Izvi zvinoita Salvinia musi mvura pamusoro. jira wechitatu pemvura, dissected pamusoro ndebvu mvere uye kuitawo zvikuru zvakafanana pakuonekwa kumidzi. Kutaura zvazviri, iye chete anoita mabasa yemidzi muchayamwa mvura uye zvinovaka muviri, uye nechokumusoro kuti Fern.

Lifecycle Salvinia zvinoyangarara

Mujinga mashizha pasi mvura, pane amazambiringa mana sere sori idenderedzwa. Vamwe vavo zvine macro- uye microsporangia uye zvadaro vari kuumbwa vechirume gametophytes. Mumwe megasporangia akaumba ina megaspory, asi anovandudza chete mumwe wavo. Kazhinji, imwe muchimiro microsporangia makumi matanhatu nezvina microspores.

Kazhinji, ari kuwa sori idonhe uye kunyura kusvika pasi dura. Ikoko nguva yechando, uye patsime riri kuparadzwa deko kwavo. Sporangia kuyangarara pamusoro pemvura nomumativi imere. Asiyana rusvingo sporangia fomu microspores trehkletochny mukono gametophyte uye kuumbwa kubva masero maviri spermatogenic uye vaviri vaviri chena masero ayo. Mumwe nomumwe wavo unobereka dzisingaoneki mana. Hunovambira, megaspory uyewo atanga goko kuumba mukadzi gametophyte. It kuumbwa matatu archegonium, asi pashure muchangosangana hwapedyo kwavari chete.

The nharaunda nokuparadzirwa

Salvinia Natans ane runako siyana: zviri dzakakurumbira mumvura African, unozvidzora uye mvura kumatunhu Asia, uyewo kumaodzanyemba uye nechepakati Europe. On mundima Russian Federation, kuti Fern dzinowanzotsigi- kuwanikwa rwezasi European chikamu, muna Far East, Western kuSiberia. Salvinia zvinoyangarara dzakakurumbira mvura miviri pamwe anononoka ruchiyerera kana akamira mvura, kazhinji dzinogona kuonekwa oxbows makuru nzizi Russian.

Kushandiswa uye kukosha

On a pemvura vanoshingaira reservoirs Fern-zvakadai, uye mamwe marudzi, Salvini, nokuumba gobvu mumatenhere izvo isabudisa chiedza kuti muviri mvura, iyo kazhinji kunotungamirira kune kuchinja mune gungwa kwezvakatipoteredza ezvinhu. Somugumisiro, vakawanda inoti Salvinia zvinoyangarara chirimwa anonzi inokuvadza. Kunyange zvakadaro, pane dzimwe Fern ichi uye anobatsira zvivako: somuenzaniso, mumatenhere ayo vanoshumira se chakanakisisa utiziro furaya hove.

Sezvambotaurwa, Salvinia akayangarara kurimwa sezvo akwariyamu miti. Zvisinei, izvozvo rakasanganiswa, kwete chete somunhu decoration che mugaba, iro rine hove, asi somunhu akanaka dzinongoitika shader zvimwe zvirimwa vanosarudza diffused chiedza.

The zviri Fern

Zvakanakisisa kuisa Salvinia akayangarara ari kudziya unozvidzora kana Tropical aquariums. By chibvumirano zviri chaizvo zvinodiwa chirimwa asingadi kuratidza. Nokuti hazvina basa chero mvura zvakaoma, kana acidity - uye munyoro uye zvakaoma mvura Fern ichikura zvakaenzana zvakanaka. The tembiricha iri tangi zvinofanira kuchengetedzwa panguva dzinenge 24 Celsius. Kana mvura kudziyirwa madhigirii chete 20, chirimwa kukura DZEMUNHU DZINODZORA (mashizha kuva duku), asi haagumiri zvachose.

Kana tangi wako ane Salvinia zvinoyangarara, aigara kutsiva mvura. Sezvo chakagadzirwa chiedza mano tangi yakarumbidza fitolampy une simba watts or matatu chete fő, uye fluorescent mwenje. Kana uri kushandisa incandescent Mabumba, ipapo nechokwadi chokuti simba ravo rakanga diki, zvimwe unogona uchaomesa mhepo.