Thaum siv cov khoom siv teeb pom kev zoo, peb yuav tsum xaiv lub teeb pom kev zoo tshaj plaws kom txaus siab rau cov xwm txheej ntawm cov nroj tsuag photosynthesis. Lub teeb ci yuav tsum muaj cov yam ntxwv hauv qab no:
1. Ua kom muaj txiaj ntsig zoo ntawm kev hloov hluav taws xob rau hauv lub zog hluav taws xob
2. Ua kom muaj kev siv hluav taws xob ntau nyob hauv thaj tsam zoo ntawm cov duab hluav taws xob, tshwj xeeb tshaj yog cov hluav taws xob qis qis (hluav taws xob cua sov)
3. Cov pa hluav taws xob tso tawm ntawm lub teeb ua tau raws li qhov xav tau ntawm cov nroj tsuag, tshwj xeeb tshaj yog nyob hauv thaj tsam muaj txiaj ntsig zoo ntawm photosynthesis.
Ntawm ntau yam khoom siv hluav taws xob uas muaj qhov sib piv sib piv hauv thaj tsam zoo ntawm cov duab hluav taws xob thiab kab hluav taws xob kab rov tav, lub zog hloov pauv ntawm lub teeb sodium yog ob zaug siab dua li ntawm lub teeb mercury. Sodium teeb yog lub teeb pom kev zoo tshaj plaws los cuam tshuam rau photosynthesis thiab txhim kho kev loj hlob ntawm cov nroj tsuag hauv tsev cog khoom. Tubular sodium teeb tuaj yeem ncav cuag 150lm/w siab luminous efficiency hluav taws xob, uas tam sim no yog qhov kev xaiv zoo tshaj plaws rau kev loj hlob ntawm ntau yam qoob loo. Ua kom muaj zog sodium vapor hauv cov raj hluav taws xob tuaj yeem nthuav dav lub teeb xiav thiab liab, uas yog qhov ntau-nthwv dej uas tau ua raws. Ntawm cov teeb hluav taws xob sodium siab rau cov ntawv thov thiab cov khoom ua teb, peb pom zoo PLANTASTAR (OSRAM), SON-T AGRO (PHILIPS), LUCALOX XO (GE). Qhov sib txawv ntawm lawv yog txhawm rau nce 0-40% lub teeb xiav ntau thiab qhib cov nroj tsuag' s chlorophyll. Txhawm rau kom tau txais lub zog ci tshaj plaws, txhua lub teeb sodium teeb tau nruab nrog txheej txheej sab hauv sab hauv lub teeb. Tam sim no, cov chaw tsim khoom hauv tsev feem ntau siv cov roj teeb sodium ua cov teeb pom kev rau cov nroj tsuag ntawm qhov chaw, thiab xa tawm mus, ua rau muaj kev poob ntau rau feem coob ntawm cov neeg siv.
Txoj Cai
Lub teeb ib puag ncig yog ib qho tseem ceeb ntawm ib puag ncig lub cev uas yog qhov tseem ceeb rau kev cog kev loj hlob thiab kev loj hlob. Kev tswj cov ntoo morphology los ntawm kev tswj hwm lub teeb pom kev zoo yog cov thev naus laus zis tseem ceeb hauv thaj chaw cog qoob loo.
