#Temo #GreenhouseCultivation #LEDLighting #StrawberryProduction #CropQuality #SustainableFarming
Lilemong tsa morao tjena, indasteri ea fragola ea Canada e bile le keketseho e makatsang molemong le tlhahisong. Balemi ba ntse ba fetohela mekhoeng ea temo ea sethopo ho fihlela tlhoko e ntseng e hola ea litholoana tse ncha selemo ho pota. Ho ea ka tlaleho ea selemo le selemo ea tlhahiso ea Statistics Canada, liponto tse fetang limilione tse 6.2 tsa fragole tsa sethopo li ile tsa hlahisoa Canada ka 2022, e emelang liponto tse eketsehileng tsa 655,000 ha li bapisoa le 2020. Thekiso ea fragole ea sethopo le eona e ile ea eketseha haholo, e eketseha ka liperesente tse 19.1 ho isa ho $ 18.5 milione 2021 ka lebaka la litheko tse phahameng le tlhahiso e ntseng e eketseha.
Motsamao o lebisang ho fragole tse holileng sethopo o ntse o eketseha, o tsepamisitse maikutlo ho ntlafatseng tlhahiso le ho fumana mekhoa e metle. Agronomists le bo-rasaense ba ntse ba hlahloba lintlha tse fapaneng tse susumetsang boleng le bongata ba fragole ea greenhouse. Maemo a tikoloho, ho kopanyelletsa le mabone, mongobo le mocheso, a phetha karolo ea bohlokoa tlhahisong e atlehileng.
Ho khantša Lihlahla tse Hōlileng Sethopo
Mekhoa ea tlhahiso ea fragola ea Greenhouse e ka fapana, e kenyelletsa mecha ea phatlalatso e se nang mobu le mekhoa e thehiloeng mobung. Balemi ba na le monyetla oa ho lema mefuta e 'meli ea June le e sa nke lehlakore ka har'a sethopo. Leha ho le joalo, maemo a tikoloho joalo ka mabone a bohlokoa. Limela tsa fragola li hloka khanya e ngata, haholo-holo nakong ea selemo, hoetla le likhoeli tsa mariha ha khanya ea tlhaho e lekanyelitsoe.
Le hoja mabone a tlatsetso a tloaelehile matlong a limela, mabone a setso a khatello e phahameng ea sodium (HPS) a na le mefokolo ea ona. Mabone a HPS a hlahisa mocheso o moholo, a fokotsa matla a khanya a ka sebelisoang limela. Moeli ona ke phephetso bakeng sa lijalo tse sa utloeng mocheso le mocheso joalo ka fragole.
Litsebi tsa temo tse kang Rose Séguin ho tsoa Sollum Technologies li fana ka maikutlo a hore ho sebelisa mabone a LED ho fana ka tharollo. Mabone a LED a fa balemi matla a ho eketsa matla a khanya, e leng se hlahisang chai e ngata ntle le tšitiso ea mocheso o feteletseng. Mohlala, molemi ea ka sebelisang li-micromoles tse 120 tse nang le mabone a HPS a ka sutumelletsa matla ho li-micromoles tse 200 a sebelisa mabone a LED, kahoo a eketsa tlhahiso ntle le ho eketsa mocheso.
Khanya e eketsehileng e lebisa tšebetsong e eketsehileng mahlakung, e leng se bakang tlhahiso e matlafalitsoeng ea tsoekere le chai ea litholoana. Leha ho le joalo, phello ea leseli e ka fapana ho latela mefuta ea fragola. Ha mefuta e mecha e hlaha, balemi ba tlameha ho fetola litlolo tse bobebe nakong eohle ea selemo ho eketsa bokhoni ba semela.
Ho Beha Leseli Tekong
Balemi ba joalo ka Sehlopha sa Savoura ba ntse ba sebetsa le litsebi tsa temo ho lokisa maemo a kholo. Savoura, e bolelele ba lihekthere tse 40 ho pholletsa le libaka tse 12 tsa tlhahiso Québec, e lema fragole e sa jeleng paate har'a lijalo tse ling. Ba sebelisa khanya ea maiketsetso libakeng tse ling tsa bona tsa sethopo ho lefella khanya ea tlhaho e fokotsehileng nakong ea serame. Mabone a matla a LED a kentsoe tšebetsong ho eketsa chai le boleng.
Mabone a matla a LED, joalo ka a tsoang Sollum Technologies, a fana ka monyetla oa ho fetola khanya eohle ea khanya ea tlhaho ka risepe e ikhethang ea mabone a maiketsetso. Ho tenyetseha hona ho lumella balemi ho lokisa mabone ho kopana le litlhoko tse khethehileng tsa semela, joalo ka ho etsa hore lipalesa li thunye kapa ho thibela borobo nakong ea mariha.
Balemi ba tlalehile liphetho tse ts'episang tlasa mabone a matla a LED. Ba hlokometse tsoekere e phahameng ea fragole le boleng bo ntlafetseng ba litholoana. Ho phaella moo, ho ikamahanya le maemo ha li-LED tse matla ho fokotsa khatello ea kelello ho limela tse bakoang ke liphetoho tsa tšohanyetso tsa khanya ea leseli, e leng se etsang hore e be khetho e sebetsang hantle.
Katleho ea Bokamoso ka Leseli la LED
Ka ntle ho chai e ntseng e eketseha le boleng bo ntlafetseng ba litholoana, lipatlisiso li ntse li tsoela pele ho hlahloba kamoo mabone a LED a ka fokotsang litšokelo tse kang powdery mildew le likokoana-hloko tse ling. Patlisiso ena e ikemiselitse ho matlafatsa mamello ea limela le ho fokotsa karolo ea litholoana tse amehileng.
Le hoja ho tseba maemo a mabone ho le bohlokoa, balemi ba lokela ho hopola hore ke karolo e le 'ngoe feela ea bothata. Ho fumana chai e phetseng hantle le ho holisa melemo ea ho lokisa mabone nakong eohle ea selemo, lintlha tse ling tsa bohlokoa joalo ka lisebelisoa tse hloekileng, maemo a nepahetseng a sebaka sa metso, le kutloisiso ea libopeho tse fapaneng li bohlokoa ka ho lekana.
Mabone a matla a LED a fetola temo ea fragola ea sethopo, a fa balemi bokhoni ba ho ntlafatsa boleng le chai ha ba ntse ba boloka maemo a hola a nepahetseng. Ha indasteri ea fragola Canada e ntse e tsoela pele ho atleha, ho kopanngoa ha litharollo tse ncha tsa mabone ho tšepisa bokamoso bo khanyang le bo hlahisang litholoana bakeng sa lihoai le bareki ka ho tšoanang.