Olima masamba nthawi zambiri amagwiritsa ntchito greenhouses kapena nyumba za hoop kuti ayambe kubzala kuti apange kumunda kapena chikhalidwe chotetezedwa kwa nyengo yonse. Mitundu ina ya tizirombo ndi matenda imatha kuchepetsedwa m'malo olamuliridwa, koma kuphulika kwa apo ndi apo kungafunike chithandizo chochokera ku mankhwala ophera tizilombo. Kuyika masamba nthawi zina kumatha kupindula ndikugwiritsa ntchito mankhwala ophera bowa asanafike kumunda.
Benjamin Phillips, Michigan State University Extension, ndi Craig Anderson wa Farm Bureau analemba kalozera wothandizira pa izi.
Mankhwala ambiri ophera tizilombo amakhala ndi zotsalira zazitali m'malo ena owonjezera kutentha. Nthawi zambiri, mankhwala ophera tizilombo amawonongeka akapsa ndi dzuwa. Ma greenhouses omwe amagwiritsa ntchito zida zotsekereza UV amachotsa kuwala kwakukulu pakati pa 10 ndi 400 nm zomwe sitingathe kuziwona ndi maso athu koma zimathandizira kuwonongeka kwa mankhwala. Chifukwa chake, zipupa zam'mbali ndi zotchingira zomwe zimatchinga kuwala kwa UV zimawonjezera zotsalira za mankhwala ophera tizilombo.
Magalasi ndi ma acrylic sheeting ndi mafilimu a polyethylene osathiridwa amalola kuwala kochulukirapo pa sipekitiramu yonse kuti kulowetse padenga la mbewu. Fiberglass, polycarbonate ndi zolimba za PVC sheeting, komanso PVC ndi mafilimu opangidwa ndi polyethylene, amatha kutsekereza pang'ono kapena kutsekereza kuwala kwa UV.
Chilankhulo cha chizindikiro cha Greenhouse
Chizindikiro ndi lamulo. Chilankhulo cha zilembo chidzawonetsa ngati mankhwala ena ophera tizilombo amaloledwa mu greenhouse, ndipo mawu oletsa nthawi zambiri amapezeka mu gawo la "Malangizo Ogwiritsa Ntchito". Nthawi zambiri, kugwiritsa ntchito greenhouses kumaloledwa kokha pa mbewu zina kapena magawo a mbewu.
Zolemba zina zimakhala ndi mitengo yosiyana ndi malingaliro a mbewu yomweyo mkati ndi kunja kwa wowonjezera kutentha. Mwachitsanzo, streptomycin ndi mankhwala opha tizilombo omwe amaloledwa kokha kuyika phwetekere mu wowonjezera kutentha monga njira yabwino yothetsera matenda a bakiteriya ndipo saloledwa kugwiritsidwa ntchito pa tomato wakunja konse.
Nthawi zina, chizindikiro sichidzawonetsa kuletsa kwa wowonjezera kutentha komanso sichidzapereka malangizo apadera ogwiritsira ntchito wowonjezera kutentha. Pamene chizindikirocho sichinatchulidwe pa kugwiritsa ntchito greenhouses, chimayikidwa ngati chogwiritsidwa ntchito ndipo chikhoza kugwiritsidwa ntchito malinga ngati mbewu yomwe ikukhudzidwayo ili pa lebulo.
Werengani nkhani yonse ku Michigan State University.