Yog tsis muaj lus teb rau lo lus nug ntawm zaj duab xis zoo dua yog siv rau lub tsev cog khoom - txhua tus tsiaj muaj nws tus kheej zoo thiab qaug zog. Thaum txiav txim siab uas zaj duab xis xaiv rau ib lub tsev xog paj, ntau gardeners yog coj los ntawm cov nqi ntawm npog cov khoom. Thiab nws cov nqi, nyob rau hauv lem, yuav nyob ntawm seb nws yog ib tug perennial zaj duab xis rau greenhouses los yog tsis, thiab nyob rau ntawm qhov zoo thiab technical yam ntxwv ntawm cov khoom.
Zaj duab xis rau greenhouses: lub ntsiab ntawm cov khoom
Tsev cog qoob loo yog ib qho zoo rau iav, thiab niaj hnub coatings muaj ntau qhov zoo. Lawv yog pheej yig dua, yooj yim tuaj sib sau ua ke thiab hloov thaum muaj kev puas tsuaj rau cov khoom tawg. Lawv siv coj cov qoob loo ntawm cov qoob loo kom tshiab tshiab ua tsaug rau cov khoom uas tsis muaj iav - qhov kev muaj peev xwm los tawm txoj kab tshav ntuj thiab kom dhau cua.
Hom yeeb yam rau greenhouses
Polyethylene zaj duab xis yog ntau hom - tsis muaj stabilized thiab stabilized zaj duab xis, impermeable rau cua sov, PVC zaj duab xis, muaj zog, copolymer thiab zaj duab xis nrog cov additives.
Unstabilized polyethylene
Yas zaj duab xis rau greenhouses yam tsis muaj stabilization - qhov no yog lub niaj hnub npog zaj duab xis, feem ntau pheej yig. Nws lub neej nyob rau hauv greenhouses yog txog li 4-6 lub hlis, uas yog, nws yog ib lub caij. Cov khoom no tsuas yog outdated - ncav us txog thiab nraus. Tsis tas li ntawd, condensate accumulates on nws puab nto - "mob", teeb meem rau cov nroj tsuag, thiab hmoov av accumulates nyob rau sab nraud, uas txo cov transparency thiab, vim li ntawd, tsis muaj illumination nyob rau hauv lub tsev cog khoom. 
Hydrophilic ruaj ntseg
Tsev cog khoom ua los ntawm cov yas yeeb yam nrog ib tug UV-stabilizer - ntau zoo meej. Qhov yeeb yaj kiab no tiv taus UV hluav taws xob thiab tsis xa IR hluav taws xob, uas txhais tau hais tias nws muaj ntau yam ruaj khov thiab cua sov. Tsis tas li ntawd, nws qhov txawv ntawm qhov sib txawv yog tias qhov kev sib tw ua rau cov ntaub ntawv tsis tuaj yeem poob rau ntawm cov nroj tsuag, tab sis qaws - qhov no yog ib qho loj ntxiv. Tsis tas li ntawd xwb, nws yog tshuaj tua kab tsuag, thiab nws txoj kev pom zoo yog tuav tag nrho lub neej. Ua haujlwm tau 5 xyoos. Feem ntau muaj nyob rau hauv cov xim nram qab no: xim ntsuab stabilization rau greenhouses, txiv kab ntxwv, daj los yog xiav hlau rau greenhouses. 
Tshav kub kub
Qhov no yog ib qho khoom tawg-resistantant ntawm whitish milky xim, uas muaj peev xwm ntawm retaining kub 2-3% zoo dua li dog dig films. Nws kuj rov ua hmoov av thiab muaj kuab paug, nyob tsis tshua meej thiab muaj cov nyhuv roj av. Nws rho tawm yog fragility, nws lub neej kev pab yog 7-8 lub hlis, thiab ntxiv rau yog ib qho tseem ceeb nce nyob rau hauv tawm los nyob rau hauv greenhouses them nrog nws. 
Koj puas paub? Ua tsaug rau cov cua kub tuav, cov qoob loo ntawm cov qoob loo tuaj yeem pib los ntawm 10 mus rau 25%.
PVC zaj duab xis
Rau hnub no - qhov muaj zog tshaj, ywj siab thiab ntev siv zaj duab xis. Kev pabcuam lub neej nyob rau nruab nrab - 7 xyoo. PVC zaj duab xis yog ib daim ntawv pov thawj permeable infrared rays. Qhov no txhais tau hais tias lub ntsuas kub nyob hauv lub tsev cog khoom tsis txo lub caij ntuj no. Tab sis nws txoj kev siv cov kab mob UV rays mus rau 15-20%, kuj yog cov kab mob kis tau yooj yim nrog plua plav (koj yuav tsum tau ntxuav nws ntau zaus), nws muaj peev xwm ua tau, uas yuav tsum tau haum thiab qee zaus rub tawm ntawm zaj duab xis. 
Nws tseem ceeb heev! Slack zaj duab xis yuav tsum tau nruj dua tsis qeeb. Txwv tsis pub, nws ua txhaum.
Cov duab zoo nkauj rau cov nkauj tshiab
Qhov no yog ib zaj yeeb yaj kiab uas muaj zog zuj zus - nws yog muaj zog nrog lub tshuab polyethylene, uas ua rau nws lub neej muaj kev pab mus rau 1.8-2 xyoo. Tab sis tib lub sij hawm nws cov permeability lub teeb decreases los ntawm 12-13%. Nyob rau hauv lub cheeb tsam yav qab teb no yog tsis tseem ceeb, thiab rau sab qaum teb thaj tsam nws yuav yog ib tug rho tawm. 
Ethylene vinyl acetate copolymer zaj duab xis
Ib qho yeeb yaj kiab uas siv ntau tshaj plaws. Copolymer zaj duab xis yog heev elastic, ruaj, tshev, Frost-resistant, hydrophilic thiab hnav-resistant. Yuav cia nws lub zog mus txog 3 xyoos. Muaj nyob rau hauv widths los ntawm 150 mus rau 600 cm, tuab - 0.09-0.11 mm. Qhov no yog qhov zoo tuab qhov uas pom zoo. Ib zaj yeeb yaj kiab ploj, nyob hauv tus txheej txheem, tsis yog qhov yuav tsum tau, nws yuav tsis tau kev lag luam zoo dua. 
Nws tseem ceeb heev! Thaum high cua kub sab nraum, overheating ntawm nroj tsuag yog ua tau nyob rau hauv ib lub tsev xog paj uas nrog copolymer zaj duab xis.
Films nrog cov additives
Tag nrho cov yeeb yaj duab uas teev saum toj saud, tshwj tsis yog rau cov khoom qub, yog cov yeeb yaj duab nrog cov khoom siv ntxiv raws li ib cov yeeb yaj duab yooj yim. Ntxiv nrog rau lawv, kuj muaj ntau hom yeeb yam. Li ntawd, dub zaj duab xis yog ib cov khoom rau mulching, siv li mulch. Tsev Cog Khoom Diffusion Txheej - dawb, muaj peev xwm tawm tsam lub hnub lub rays, tsim ib feem ntawm qhov ntxoov ntxoo, thiab tiv thaiv kom tsis txhob overheating ntawm cov nroj tsuag hauv lub tsev cog khoom. Acrylic zaj duab xis - "breathable" thiab tib lub sij hawm cua sov txuag.
Lub ntsiab ntawm lub ntsiab thaum xaiv ib zaj duab xis
Xaiv ib zaj yeeb yaj kiab rau greenhouses nrog lub siab ceev nyob rau hauv qhov ntau ntawm 160-230 microns. Qhov luaj li cas yuav txawv - los ntawm 1.2 mus rau 6 m rau hauv dav thiab mus txog 100 (!) M nyob ntev. Koj yuav tsum xaiv ib zaj yeeb yaj kiab los ntawm tus muag khoom muag thiab muab cov khoom ntawm lub khw tsim nyog. Vim hais tias nws yog ib qhov nyuaj los txiav txim siab pom tau tias ib yam khoom zoo ntawm kev ua haujlwm zoo, nrog kev ua tiav ntawm tag nrho cov kev txwv uas tau muab rau koj los yog tsis. Hnub no, feem ntau cov kws txawj pom zoo siv cov yeeb yaj duab ntawm Lavxias teb sab manufacturers nrog ib tus nqi zoo / zoo heev.
Koj puas paub? Cov feem ntau siv hom ntawm cov duab ntawm Lavxias teb sab cov tuam txhab yog Polisvetan, Redline, Anti-Mould, thiab Sau.
Yuav ua li cas xaiv ib zaj duab xis rau greenhouses: kws tswv yim
Kws txawj qhia thaum xaiv ib zaj yeeb yaj kiab rau lub tsev cog khoom tsom rau nws lub hom phiaj. Yog hais tias nws yog xav tau rau ib lub mini-tsev xog paj rau seedlings, ces ib tug ib-lub sij hawm siv nyiaj xaiv yog heev haum - ib tug niaj zaus zaj duab xis. Nws yuav pheej yig, thiab rau xyoo tom ntej nws yuav muaj peev xwm mus yuav cov ntaub ntawv tshiab rau seedlings. Thiab yog tias koj xav tau ib zaj duab xis rau kev siv tas txhua xyoo - ces koj yuav tsum tau saib cov nqi thiab xaiv ib cov khoom hnyav dua thiab tiv thaiv kom zoo dua qub. Ntxiv thiab, thaum xaiv, thaj tsam (sab qaum teb, yav qab teb) thiab lub tsev kawm ntawv nws tus kheej yuav tsum tau muab xam rau hauv cov account - yog tias nws yog toj thiab cua heev, ces koj yuav tsum siv sijhawm ntau yam ruaj khov. Yog tias qhov kev mob nkeeg yog qhov nqig lossis thaj chaw nyob hauv qes qis, uas yog kev tiv thaiv los ntawm kev pab, ces xav txog nruab nrab kev xaiv uas tsim nyog rau tus nqi.
Zaj dab tsi zoo dua rau koj lub tsev cog khoom - tsuas yog koj txiav txim siab. Thiab noj nyiaj rau kev cog qoob loo tshiab, nws tseem zoo dua los saib xyuas cov kev tsim kho tshiab hauv cheeb tsam no kom nws thiaj li tsis yooj yim dua, ua kom cov qoob loo thiab cov khoom siv nyiaj ntau dua.
