Txhua leej txhua tus paub txog paj ntoo (cog). Cov lus piav qhia ntawm cov paj ntoo kuj paub rau txhua tus, tab sis muaj qee qhov nta ntawm tsob ntoo no uas tsis yog txhua tus paub txog. Cov no yog cov tsoos ornamental nroj tsuag uas "nyob" nyob rau hauv txhua qhov chaw. Lawv loj hlob sai heev, ua kom zoo nkauj ntsuab hedges. Nyob rau hauv ancient Greece, lawv cog squares nrog lawv thiab hu ua lawv "neeg" - "populus", uas lub npe ntawm cov nroj tsuag tuaj. Tag nrho nws hom yog qhov zoo tagnrho rau kev cog qoob loo ib leeg thiab pab pawg.
Txoj kev nrog poplars yog qhov classic ntawm thaj chaw ua si. Ib qho ntawm ntau yam ntawm cov nroj tsuag no yog aroma poplar. Nqe lus piav qhia, kev saib xyuas, luam tawm ntawm tsob ntoo muaj ntxhiab - tag nrho cov no tau tham hauv kab lus no.
hom poplars muaj nyob rau hauv dab tsi?
Cov genus ntawm cov nroj tsuag no muaj 110 hom. ntoo poplar zoo nkauj heev! Poplar hom yog txhua yam sib txawv me ntsis ntawm ib leeg, lawv tau dhau los ua qhov tsis tseem ceeb rau kev tsim kho vaj tse thiab kev. Cov niam txiv tau hla lawv ib leeg, vim tias tam sim no muaj ntau cov hybrids loj hlob sai.
Poplar hom tau muab faib ua tsib ntu:
1. Leucoid.
2. Mexican.
3. Turangi.
4. Deltoids.5. Balsamic.
Balsamic yog cov paj ntoo uas muaj ntxhiab, uas tau txais lawv lub npe vim lawv cov paj tsw qab. Nws yog cov ntoo tsw qab uas yuav tau tham ntxiv hauv kab lus.
Fragrant poplar: piav qhia
Qhov siab ntawm cov paj ntoo tsw qab yog li 20 m, lub kaus mom yog ntom, ovoid. Lub bark ntawm lub cev yog xim av-grey, ceg yog txiv ntseej-grey. Cov hauv paus hniav yog tsim heev, cov hauv paus hniav muaj zog nyob ze rau ntawm qhov chaw thiab siv ntau qhov chaw.
Buds yog resinous thiab, raws li tau hais ua ntej, muaj ntxhiab tsw. Cov tub ntxhais hluas tua yog puag ncig, ntsuab-xim av, resinous thiab qab heev. Cov nplooj yog tawv, oval, taw rau saum. Cov xim ntawm nplooj yog tsaus ntsuab, ci iab saum toj no, thiab dawb hauv qab nrog pubescent petioles. Nrog nplooj qhib, paj tam sim ntawd tawg.
Npaj tsw qab yog tsob ntoo dioecious. Monoecious hom yog tsawg heev. Lub paj pib tawg txawm me ntsis ntxov dua li tag nrho cov nplooj siab tawg. Cov txiv neej thiab poj niam cov qauv tsim cov pob txha-puab inflorescences uas txawv ntawm qhov tsos. Thaum lawv loj tuaj, lawv tig los ntawm erect mus rau poob. Ntawm cov neeg, xws li inflorescences yog hu ua qhwv ntsej (pob ntseg rau txiv neej - 10 cm, poj niam tsej - 5 cm). Thaum pib ntawm lub caij ntuj sov, thawv ripen - poplar txiv hmab txiv ntoo. Cov noob me me tau nruab nrog ntau qhov ntawm cov villi thinnest, qhov no yog lub npe nrov poplar fluff.
chaw faib khoom
Nyob rau hauv qhov xwm txheej, cov paj ntoo tsw qab muaj ntau nyob hauvSab qaum teb Tuam Tshoj, Sab Hnub Tuaj Siberia, Mongolia. Cov ntoo no kuj pom muaj nyob hauv thaj tsam ntawm Far East thiab Siberia. Nws loj hlob nyob rau hauv dej nyab thiab nyob rau hauv cov Islands tuaj, tsawg zaus nws tuaj yeem pom nyob rau hauv roob toj siab raws cov dej me me thiab cov kwj deg.
Reproduction
Nyob rau hauv ib puag ncig ntuj, cov paj ntoo uas muaj ntxhiab tsw qab tsim los ntawm cov noob. Tib txoj kev tuaj yeem siv rau hauv chaw zov me nyuam, tab sis muaj ib qho nyuaj: cov noob yuav tsum tau sown tam sim ntawd tom qab tau sau, thiab lawv yuav tsum tau siav. Txhawm rau ua tiav qhov no, nws yog ib qho tsim nyog thaum lub sij hawm poplar fluff yoov, xaiv qhov chaw tsim nyog, laj kab nws tawm thiab dej nws ib ntus nrog dej. Lub tsev kawm ntawv yuav tsum tau muab tso kom ntau npaum li cas ntawm fluff tau sau rau ntawm nws. Vim muaj teeb meem zoo li no, txoj kev noob tsis tshua siv.
Kev nthuav tawm ntawm cov paj ntoo los ntawm kev txiav yog ib txoj hauv kev yooj yim dua thiab yooj yim dua. Rau qhov no, cuttings tsuas yog siv rau txiv neej cov qauv ntawm poplar, thiab qhov no yuav tsum tau ua ua ntej lub buds pib tawg. Rau rooting, coj xyoo tas los tua mus txog 12 cm ntev nrog ob buds. Nws raug nquahu kom cog lawv ntawm qhov deb tsawg kawg 10 cm ntawm ib leeg, lub raum yuav tsum nyob twj ywm ntawm qhov chaw. Tam sim ntawd tom qab cog, nws yog ib qhov tsim nyog los dej cov cuttings zoo, ces lawv yuav tsum tau watered txhua hnub kom txog thaum lawv loj hlob mus rau 15 cm, ces dej raws li lub ntiaj teb dries. Tom qab ib xyoos, cov yub yuav npaj "txav" mus rau qhov chaw nyob ruaj khov.
Ntau hom paj ntoo uas yug los ntawm cov hauv paus txiav. Tab sis txoj kev no muaj lojtxwv. Cov nroj tsuag cog los ntawm cuttings muaj underdeveloped keeb kwm thiab feem ntau cuam tshuam los ntawm kab tsuag thiab kab mob.
Fragrant poplar: kev saib xyuas, cog qoob loo
Thaum hluas, tsob ntoo loj hlob sai heev, uas nws muaj nuj nqis thaum tsim laj kab. Poplar aroma nyiam qhov chaw tshav ntuj, zam cov av ntub dhau, muaj peev xwm tiv taus huab cua hnyav. Tsob ntoo yog unpretentious heev, tab sis nyiam fertile, zoo aerated, mineral-nplua nuj av. Hauv nroog, poplar tsis nyob ntev, txawm hais tias nws muab ntau tua.
Raws li tau hais dhau los, cov nroj tsuag muaj ntxhiab tsw yog qhov tsis txaus ntseeg thiab tsis xav tau kev saib xyuas tshwj xeeb, tab sis qee qhov kev cai tseem yuav tsum tau ua raws li cov paj ntoo yuav txaus siab rau nws txoj kev zoo nkauj. Cov av nyob ib ncig ntawm tsob ntoo yuav tsum tau aerated, rau qhov no nws yog ib qho tsim nyog yuav tsum tau loosen nws ib ntus thiab weed tawm. Cov av saum npoo yuav tsum tsis pub sod, qhov no tuaj yeem ua rau cov nroj tsuag tuag. Txhawm rau kom tsis txhob muaj kev ntxhov siab, cov nroj tsuag tau cog ntawm ib sab ntawm cov paj ntoo.
Poplar tsis xav tau kev txiav plaub hau. Yuav kom tswj tau qhov zoo nkauj ntawm cov nroj tsuag, koj yuav tsum tshem tawm cov ceg qhuav thiab qis ceg hauv lub sijhawm.
Zoo li lwm cov nroj tsuag, cov paj ntoo tsw qab qee zaum mob thiab raug tua los ntawm kab tsuag ib ntus. Cov kab mob ntau tshaj plaws ntawm cov ntoo zoo nkauj no yog qee hom necrosis thiab mob qog noj ntshav. Ib tsob ntoo muaj kab mob yuav tsum tau txiav tam sim ntawd, thiab cov stump kho nrog roj.
Cov nroj tsuag hluas feem ntau raug cov kab mob fungal. Hauv qhov no, koj yuav tsum tau urgentlysiv silvicultural thiab agrotechnical ntsuas. Tsis tas li ntawd, cov av yuav tsum tsis txhob tso cai.
Daim ntawv teev cov kab tsuag kab mob loj heev. Muaj ntau cov kab uas nyiam tso lawv cov larvae rau ntawm nplooj ntoo. Txhawm rau tiv thaiv lawv, siv tshuaj tua kab. Txhua yam kab tsuag yog txuam nrog nws cov tshuaj, yog li ua ntej koj yuav tsum paub seb cov yeeb ncuab twg tua tsob ntoo, thiab tom qab ntawd nrhiav "pob phom" tawm tsam lawv.
Nkauj poplar facts
Poplar zoo li cas thiab qhov poplar fluff yog dab tsi, txawm tias cov menyuam yaus paub, tab sis ntxiv rau qhov no, muaj ntau qhov tseeb txog tsob ntoo zoo nkauj no:
1. Poplar yoojyim tawm cov tshuaj tsw qab, ua tsaug rau qhov uas muaj ntxhiab tsw qab ntxiag ncig, thiab lawv kuj tua cov pa.
2. Poplar blossoms thiab nplooj yog siv los ua ntuj dyes.
3. Dub poplar buds yog siv nyob rau hauv lub tsim ntawm "Riga Balsam" thiab yog siv nyob rau hauv pej xeem tshuaj los kho ntau yam kab mob.
4. Poplars muaj nuj nqis rau lawv cov duab zoo nkauj. Tsis tas li ntawd, lawv muaj nplooj ntoo zoo nkauj heev. Hauv qee hom, qee zaum nws hloov daj lossis kub thaum lub caij nplooj zeeg.
5. Cov nplooj paj ntoo nyob ze rau ib leeg, ntawm qhov ua tsis taus pa me ntsis ntawm cov cua lawv kov thiab tawm suab txawv txawv thiab qab ntxiag "ntxhi".
