Iko kunoratidzika sekunge kuvhenekera kwe LED kuchangosvika mugreenhouse horticulture, patove nekuedza kwakawanda kuri kuitika nemwenje unodzima. Stein Jochems weDelphy naAri de Gelder weWageningen University & Research (wur) vakakurukura nezvemikana yekudzima mwenje we LED senge sosi yemagetsi panguva yechiitiko chekuvhenekesa kweKAS musi weChitatu, Kukadzi 1st.
“Nemarambi asingadzimi, zvirimwa zvinokwanisa kuvhenekerwa zvakanaka. Kuchengetedza kunogona kuitwa nekudzima mukati mezuva zvichienderana nechiedza chezuva chiri kuuya, uye nekudzima panguva iyo magetsi achidhura, "De Gelder akadaro panguva iyoyo. zviitiko zvekuvheneka paDelphy Improvement Center uye WUR Greenhouse Horticulture muBlaiswijk, South Holland.
Asi sarudzo yeimwe nzira yekukanganisa haifanirwe kuitwa chete pahwaro hwekuchengetedza mutengo, muongorori weWUR anoenderera mberi. “Unofanira kuisa chirimwa pakati. Pamusoro pehumwe kusimba, pane kutsauka kukuru mukupindura kwechiedza. " Neraki, sekureva kwaDe Gelder, zvidyarwa zvakawanda zvinowanzojaira kushanduka kwechiedza. 'Chirimwa chacho chine mazuva ekupenya uye kusviba. Saka, ne theoretically, kushandiswa kwekudzima kwemwenje ye LED hakufanire kuve nemhedzisiro yakaipa pakukura kwezvirimwa.'
Tembiricha inodonha mugreenhouse
WUR Greenhouse Horticulture neDelphy vari kuitamba zvakachengeteka uye vachiita tsvakiridzo yakawanda pakukura pasi pemagetsi anodzima magetsi e LED. Mibairo yekutanga yakagoverwa panguva yeChiedza chiitiko. Jochems akaratidza vatori vechikamu zvichibva pagirafu kuti kudzima ma bulbs e LED kunokanganisa tembiricha yemhepo mugreenhouse. 'Muyedzo yedu yemadomasi yakadzika kudarika 1 degree. Tinozviona mukuyerera kwemuto. Zvakakosha kuchengeta izvi mupfungwa pakudiridza.'
Iyo Delphy test greenhouse yakakamurwa kuita zvikamu zviviri. Chimwe chikamu chine chiedza chine 15% chegirini chiedza, uye chimwe chikamu chinovhenekerwa ne5% yegirinhi. Zvinoshamisa, kuwanda kwekuita bumblebee kunowanikwa mu15% green light compartment. "Ese maspectra anoratidza kuita kushoma panguva yerima. Hatikwanise kuratidza kuti izvi zvine chekuita nemumwe, asi izvi zvinofambirana nezvatinoonawo muzvirimwa zvisingaonekwe mazuva kuine makore uye kuine zuva,” anodaro muongorori weDelphy.
WUR Greenhouse Horticulture yakaongorora maitiro ekudzima kwemwenje we LED pakurima kwechrysanthemum. Nechinangwa ichi, bvunzo yekuenzanisa yakaitwa. Mune chimwe chikamu chegreenhouse, chiedza chine simba chakapiwa, uye mune imwe, chiyero chenguva dzose chechiedza chakachengetedzwa. "Kana zvasvika pakuvhenekesa kwakasimba pamutengo, takasarudza kudzikisa kupenya panguva inodhura uye kuwedzera ma micromoles panguva yakachipa," anotsanangura kudaro De Gelder. Kuwanda kwechiedza pavhiki kwaive kwakafanana kune zvose marapirwo.
Magetsi mutengo mutemo
Maererano nemuongorori weWUR, munhu anogona kuona misiyano mishoma mukukura kwehurefu uye huremu hwematavi. “Asi kana tichitarisa mutengo, ndinoona kuti mashandisiro atakaita mwenje wemagetsi ane mwenje unodzima mwenje we LED, inodhura zvishoma ne5 muzana pane kuchengetedza mwero wemwenje unogara uripo. Musandipe mhosva nokuda kwechikamu ichocho, asi kuti pakupedzisira zvakachipa kuvimba nemitengo yemusika wemagetsi, zviri pachena.'
Naizvozvo, vese De Gelder naJochems vanoona kugona mumutengo-unoshanda, unodzima mwenje we LED, kunyanya mumusika wesimba wanhasi. Zvakakosha, vanodaro, kuti varimi varambe vachifunga nezvewachi yebiology yechirimwa. "Izvi zvinoreva kuti semurimi, unofanirwa kufunga nezve rhythm yemaawa makumi maviri nemana iyo mbeu inazvo mumaitiro azvo ehupenyu."