Kusebusika enyakatho yeMinnesota, futhi isikhathi sokukhula ngaphandle sesidlulile kudala. Kodwa kushiyele kwabakwaMinnesotans ukuthi basungule indlela yokukhulisa imifino ebusika usebenzisa izinto ongazifinyelela kalula lapha. Izingodo, ingilazi, amatshe amakhulu, ukungcola, nokukhanya kwelanga yikho konke okudingayo ukuze kube ne-Deep Winter Greenhouse.
I-Deep Winter Greenhouse (DWG) isidlule ekwakhiweni kabusha okuningana, kodwa konke kwaqala ngencwadi kaCarol Ford noChuck Waibel ngo-2009 enesihloko esithi The Northlands Winter Greenhouse Manual. Babehlala eChippewa County, Minnesota, amahora ambalwa eningizimu yalapha, kodwa umqondo wabanjwa nabalimi abasenyakatho ekude.
Ngakho, yini i-DWG? Kuyindlu yokushisa yelanga ebamba ukukhanya nokushisa kwelanga emini futhi igcine ukushisa okukhona emhlabeni ukuze kujikeleze ebusuku. I-greenhouse ibheke empumalanga-ntshonalanga nengilazi enkulu ebheke eningizimu noma udonga lwe-polycarbonate olwakhiwe nge-engeli ezobamba amandla elanga amaningi ngangokunokwenzeka, uma kubhekwa i-latitude. Ezinye izindonga ziqinile futhi zifakwe kahle kakhulu, ngokuvamile zinezindawo zangaphakathi ezikhanyayo, futhi udonga olusenyakatho ngezinye izikhathi luvikelekile emhlabeni, uma indawo ivuma. Ukungcola, futhi ngezinye izikhathi amatshe noma amatshe amakhulu cishe amafidi amane ukushona ngaphansi kwe-greenhouse, asebenza njengebhethri ukugcina ukushisa okubanjwe emini. Lokho kushisa kuphephethwa ngaphansi komhlaba ngesiphephetha-moya bese kukhishelwa ngaphandle futhi kukhuphukele endaweni ekhulayo ebusuku.
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