2024 Tus sau: Gavin MacAdam | [email protected]. Kawg hloov kho: 2023-12-16 13:40
Schmidt birch (Latin Betula schmidtii) - tus neeg sawv cev ntawm Birch genus ntawm tsev neeg Birch. Lwm lub npe yog hlau ntoo. Ntawm thaj chaw ntawm Lavxias Federation, hom tsiaj hauv nqe lus nug raug suav hais tias yog hom ntoo uas tsis tshua muaj neeg pom. Cov kab lis kev cai tau txais nws lub npe nyob rau hauv kev hwm ntawm Lavxias botanist thiab geologist Fyodor Schmidt. Hauv cov xwm txheej ntuj, nws tau pom hauv Nyij Pooj, Tuam Tshoj, North Kauslim thiab Lavxias Far East. Cov chaw nyob ib puag ncig yog thaj chaw muaj pob zeb nrog cov av pob zeb, toj roob hauv pes, tsis tshua muaj toj siab. Cov phooj ywg ntuj suav nrog linden, maple, ntoo qhib, ntoo fir thiab ntoo cedar.
Yam ntxwv ntawm kab lis kev cai
Schmidt birch yog tsob ntoo txiav ntoo siab txog 25 m siab (nyob rau hauv qhov xwm txheej muaj cov yam ntxwv siab txog 35 cm siab) nrog rau kev nthuav tawm cov yas thiab tawg, tawg lossis tawg ua tawv tawv ntawm beige lossis grey-cream xim. Cov ntoo hluas muaj tawv tawv. Cov ceg yog ntshav-xim av lossis tsaus cherry, feem ntau nruab nrog cov qog qog.
Cov nplooj yog luv-petiolate, elliptical, oval-elliptical lossis ovate, txog li 8 cm ntev, nrog ob npaug lossis tsis sib thooj serrated ntug, tau hais tawm pubescent leeg nyob rau sab qis. Inflorescences yog qhwv ntsej. Flowering pib nyob rau xyoo kaum ob ntawm lub Tsib Hlis, thiab kav ntev txog 10-12 hnub. Cov txiv hmab txiv ntoo tsis muaj tis, siav thaum lub Yim Hli - Cuaj Hli. Lub neej nruab nrab ntawm cov ntoo yog 300-350 xyoo. Txog thaum hnub nyoog 50 xyoos, nws hlob qeeb heev.
Daim ntawv thov
Schmidt birch feem ntau siv hauv toj roob hauv pes tsim. Cov ntoo zoo nkauj tshwj xeeb tshaj yog nyob hauv pab pawg thiab cog ib leeg hauv cov tiaj ua si, lub qhov rooj thiab qhov chaw ci ntsa iab. Hauv kev sib xyaw nrog cov ntoo qhib ntoo, cov nroj tsuag tsim nyog rau kev tiv thaiv txoj siv sia. Schmidt birch yog qhov tsim nyog raws li ib feem ntawm cov duab sib xyaw ua ke thiab hauv kev cog paj. Cov phooj ywg zoo tshaj plaws yog linden, noog cherry, willow, ntoo thuv, roob tshauv, larch thiab lwm yam ntoo thiab ntoo.
Hauv pab pawg me me, kab lis kev cai yuav nthuav tawm ua ke nrog lwm hom ntoo ntoo, piv txwv li, Manchurian, Daurian, Nyij Pooj, xiav, dub thiab ntxaum. Schmidt birch muaj cov ntoo muaj nuj nqis. Nws nyuaj heev (1.5 npaug nyuaj dua li cov hlau nrum) thiab ruaj, qee qhov chaw qhia tias txawm tias lub mos txwv tsis tuaj yeem nkag mus rau nws. Ntoo tsis poob, hlawv lossis corrode los ntawm cov kua qaub. Nws yog vim li no tias nws yog cov khoom siv raw zoo rau kev tig thiab kos duab kos duab.
Lub subtleties ntawm kev loj hlob
Schmidt birch, zoo li lwm tus tswv cuab ntawm cov genus, xav tau lub teeb, tab sis tso nrog thaj chaw ntxoov ntxoo. Hauv qhov pom qis, tsob ntoo tsob ntoo qaij zog, yog li cov nroj tsuag tau kos rau hnub ci. Cov kab lis kev cai tsis yauv tshwj xeeb xav tau ntawm cov av sib xyaw. Nws yog qhov tsim nyog tias cov av xoob, me ntsis acidic lossis nruab nrab, zoo moistened, nrog cov ntsiab lus siab ntawm humus. Cov ntoo tau txais txiaj ntsig los ntawm qhov tshwm sim ze ntawm cov av hauv av. Lawv txhim kho ib txwm ntawm cov licks ntsev, tuab chernozems, xuab zeb, loams hnyav thiab txawm tias nyob hauv cov av tsis zoo podzolic, tab sis yuav tsum muaj dej noo zoo.
Schmidt birch tau nthuav tawm los ntawm cov noob thiab txiav ntsuab. Kev cog qoob loo ntawm cov noob yog 65%, cov hauv paus hauv paus ntawm kev txiav yog 35%. Nws raug nquahu kom yuav cov yub ntawm hom no tsuas yog hauv chaw zov menyuam. Kev cog yog nqa tawm ua ke nrog cov av hauv av. Cog nrog qhib hauv paus txheej txheem yog qhov txaus ntshai, qee zaum txawm tias loj thiab tsim tau zoo seedlings tsis cog hauv paus thiab thaum kawg tuag.
Cov qhov cog cog tau ntim nrog cov substrate suav nrog av vaj, xuab zeb, peat thiab pergola (2: 1: 1: 1). Tsis tas li ntawd, cov chiv ntxhia ua chiv tau qhia rau hauv cov av sib xyaw. Rau kev cog qoob loo thaum lub caij nplooj zeeg, cov chiv phosphorus-potassium tau ntxiv rau qhov sib xyaw. Kev cog qoob loo yog qhov ua tau zoo dua ntawm cov tsev, asphalt thiab ປູ txoj hauv kev, qhov no yog vim cov qauv ntawm cov hauv paus system, uas dhau sijhawm tuaj yeem ua rau kev sib txuas lus puas tsuaj thiab txawm tias lub hauv paus.
Lub luag haujlwm tseem ceeb ntawm kev saib xyuas yog tiv thaiv kab tsuag. Tej zaum beetles thiab lawv cov kab laug sab, thrips, kab laug sab, kab ntsig kub thiab nplooj ntoo sawflies suav tias yog qhov txaus ntshai tshaj plaws. Ib txhia ntawm lawv tuaj yeem noj nplooj liab qab. Yog pom kab tsuag ntawm tsob ntoo, nplooj raug tshem tawm thiab kho nrog tshuaj. Feem ntau, cov qhua uas tsis tau caw tuaj koom hauv cov ntoo qub lossis hluas. Txhawm rau tiv thaiv lub hom phiaj, cov nroj tsuag tau txau nrog tshuaj tua kab thiab tshuaj tua kab.
Pom zoo:
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