I-Film Greenhouses With Cooling Systems: Ithemba Elisha Lezolimo zaseNingizimu Afrika

Ezolimo zaseNingizimu Afrika zicebile, kodwa zibhekene nezinselelo ezinkulu, ikakhulukazi ngenxa yesimo sezulu esibi kanye nokuntengantenga kwesimo sezulu. Ukuze kunqotshwe lezi zinselele, abalimi abaningi baseNingizimu Afrika baphendukela ekuhlanganisweni kwezindawo zokugcina izithombo zamafilimu kanye nezinhlelo zokupholisa, ubuchwepheshe obungathuthukisi isivuno sezitshalo kuphela kodwa futhi obuqinisekisa umkhiqizo wekhwalithi engcono.
Izindlu zokugcina izithombo zamafilimu zibiza kakhulu, ikakhulukazi ezilungele indawo yezolimo yaseNingizimu Afrika. Izinto zefilimu ze-polyethylene zinikeza ukukhanya kwelanga okwanele futhi ziqinisekisa izinga lokushisa elilungile ngaphakathi kwe-greenhouse. Kodwa-ke, phakathi nezinyanga ezishisayo zasehlobo, izinga lokushisa ngaphakathi kwe-greenhouse lingaba phezulu kakhulu, okungase kuvimbele ukukhula kwezitshalo. Yilapho amasistimu okupholisa aqala khona ukusebenza.
Abalimi bavame ukufaka uhlelo lokupholisa oluhlanganisa amakhethini amanzi namafeni. Amakhethini amanzi ehlisa izinga lokushisa ngokupholisa okuhwamukayo, kuyilapho abalandeli bezungeza umoya ukuze kugcinwe izinga lokushisa elifunekayo kanye nomswakama. Lolu hlelo luwonga ugesi futhi luyonga, okwenza lulungele amapulazi amaningi aseNingizimu Afrika.
Ngokusebenzisa le nhlanganisela yezindawo zokugcina izithombo zefilimu kanye nezinhlelo zokupholisa, abalimi bangakwazi ukugcina izitshalo ezingaguquki, ezisezingeni eliphezulu ngisho nangesikhathi sasehlobo esishisayo saseNingizimu Afrika. Izitshalo ezinjengotamatisi, upelepele, nokhukhamba zikhula ngokushesha nangokulinganayo, zinciphisa ingozi yokulimala ngenxa yamazinga aphezulu okushisa nezinambuzane.
Ukuhlanganiswa kwezinhlelo zokupholisa ezindlini zokugcina amafilimu kunikeza isixazululo esibalulekile ezinseleleni ezihlobene nesimo sezulu abalimi baseNingizimu Afrika ababhekana nazo. Le nhlanganisela ayigcini nje ngokukhuphula umkhiqizo kodwa futhi iqinisekisa ukuthi izitshalo zingatshalwa ngokuqhubekayo, zihlangabezane nezidingo zezimakethe zasekhaya nezamazwe ngamazwe.


Isikhathi sokuthumela: Jan-22-2025