Wasu lokuta mafi sauki siffofin iska suna sanya hankali.
Yanayin zafin jiki da zafi - riƙe wannan ma'auni na iya zama tushen gwagwarmaya ga masu kera greenhouse. Yayinda lokacin bazara ya zagayo, wani lokacin mafi sauki siffofin samun iska na iya yin mafi ma'ana cikin lokaci da kashe kuɗi.
Leigh Coulter, shugaban GGS Structures, wanda ke zaune a Vineland, Ont, ya ce "Hanyar samar da iska ita ce mafi mashahurin hanyar samun iska ta zamani ga masu noman greenhouse a Arewacin Hemisphere." Kamar yadda ta bayyana, yin iska iri-iri yana da mahimmanci ga ɗakunan ruwa da ke hade da ƙasa zuwa ƙasa, inda irin wannan iska za ta iya yin fice. Don fahimtar dalilin, Coulter ya zana hoto na zahiri wanda aka nuna anan.
“Wuraren rufin sama suna aiki a kan tasirin tasirin hayaƙin hayakin. Iska mai zafi a cikin greenhouse yana tashi ta halitta. Ta hanyar sanya iska a gefen leeward, iska mai tafiya akan iska tana haifar da matsin lamba wanda ke fitar da iska mai zafi daga cikin greenhouse. Hanyar kusa da ƙasa a gefen iska bari mai sanyaya a waje ya shigo don maye gurbin iska mai zafi da ake fitarwa. ”
Ginin da aka gina daga tsayi mafi tsayi, tsayin hanyoyin haɗin gutter suna ba da damar sakamako mafi girma na hayakin hayaki. Estauke da ɗakunan shan iska na iya yin amfani da maɓuɓɓuka masu rufin rufi da ɓangarorin juyawa don ƙara yawan iska ta iska. A cikin tsari mai kyau wanda aka tsara shi, sakamakon zai kasance har ma sanyaya cikin amfanin gona, don samfuran samfuran iri ɗaya.
Da aka faɗi haka, akwai wasu yanayi inda iska ba ta dace da yadda zai dace ba.
Coulter ya ce: "Idan kuna buƙatar yanayin zafin jikinku ya kasance ƙasa da yanayin zafin yanayi kuma kuna cikin yankin bushewar yanayi, to sanya fanka da pad sun fi iska ta yanayi." "Amma fan da pad ba sa aiki kamar yadda ya kamata a cikin yanayi mai zafi, saboda haka samun iska mai kyau ya fi kyau a waɗannan yanayin."
Kafin lokacin zafi na bazara, Coulter ya ba da shawarar duba yanayin iska daga ramuka, da keɓaɓɓun shafuka da gudanar da ingantaccen binciken kulawa. “Don hango yanayin iska zaka iya amfani da bama-bamai masu hayaki masu launuka azaman karamar hanyar magance fasaha don ganin yadda iska ke gudana ta cikin greenhouse. Hakanan ana iya amfani da wannan dabarar don ganin inda kake da kwararar iska wanda watakila ka so ka kawar ko rage shi kafin lokacin sanyi. ”
Ta jaddada cewa samun iska wani bangare ne kawai na kula da muhalli. “Danshi da yanayin zafi da matakan haske suma suna taka rawa wajen tantance yadda tsarin greenhouse ke aiki. Kwamfuta mai kula da muhalli mai kyau zata dauki abubuwa daga muhallin waje da kuma yanayin bunkasa tare da tantance abinda ya kamata a gyara domin kula da kyakkyawan yanayin amfanin gona. ”
Ga waɗanda ke neman sake fasalin tsofaffin ɗakunan ciyayin, Coulter ya ce sun sami damar ƙara yin amfani da iska ga tsofaffin ɗakunan shan iska da yawa a tsawon shekaru.
“Abin da kawai ake buƙata shi ne mu san cikakken tsarin gine-ginen da ke akwai, da yanayin yanayin ƙasa, da kuma amfanin gonar da kuke shukawa. Daga can ne za mu iya tsara tsari tare da mai shukar. ”
A fitowar Janairu na Greenhouse Canada, an gabatar da masu karatu manufar 'Girma ta byarfafa ntasa' (GPE). Hada gwaninta da ilimin ilimin kimiyyar lissafi, makasudin GPE shine a inganta halayyar shuke-shuke a cikin yanayin yanayi ta hanyar kiyaye daidaitattun lambobin da suka shafi makamashi, ruwa, CO2 kuma assimilates a cikin shuka.
Wadannan ma'aunan zasu iya sanya idanu ta hanyar na'urori masu auna sigina, hade da ma'aunin amfanin gona, sannan a fassara su a mahallin ilimin kimiyyar lissafi da kimiyyar lissafi don taimakawa finetune da inganta amfanin gona.