Polyethylene fim tare da m kumfa. Part biyu.

A baya labarin da muka yi magana game da gaskiyar cewa kumfa polyethylene fim da aka samu nasarar amfani da matsayin marufi abu a fannoni daban daban. Yanzu mu fadakar da ku a kan batun na aikace-aikace na fim Miracle a wasu fanni na mutum aiki - noma.

Daya daga cikin manyan amfani da iska-kumfa fim a aikin noma da shi za a iya kira da mafaka hotbeds da greenhouses. Glass Frames da aka a baya tattarã greenhouse nauyi da kuma tsada, yanzu ba su da matsayin rare kamar yadda kafin. Shigar gilashin frame ba sauki, amma gilashin da kanta sau da yawa beats domin dalilai daban-daban, daga daban-daban abubuwa a kawo ta cikin iska, da ƙanƙara, da mutum factor. Ana zargin wani more dace da sauki sutura abu don greenhouses da greenhouses - guda Layer na casing abu polyethylene film kuma ba ya warware matsaloli masu yawa. Karkashin talakawa film colder ko fiye da a karkashin gilashin, fim ne a yayyage, da m da shi har wani lõkaci ko biyu yanayi.

Iska kumfa film wuce Yã isa zama adadin hasken ultraviolet cikin greenhouse da kuma rike akai iska zafin jiki cikin greenhouse, hana daskare kafa shuke-shuke. Ko talakawa kumfa tsare da kumfa ciwon diamita na 25 mm da kuma tsawo na 8 mm, yana da guda rufi a matsayin Layer na tubalin. Tare da wani low nauyi idan aka kwatanta da gilashi kuma mafi girma ƙarfi kamar yadda idan aka kwatanta da guda-Layer polyethylene film ne a lokaci guda, 80 sau mafi tasiri fiye da gilashi, da kuma 120 sau mafi tasiri fiye da talakawa polyethylene film zai kare seedlings dasa a wani greenhouse ko glasshouse daga sanyi domin ta hanyar mafi girma rufi peculiar zuwa gare shi. Kamar yadda shi a zahiri shi ne, bisa ga tsarin da irin matsayin irin na gilashi, yin shi da sauki, kuma m insulating gilashi. Operating zazzabi kewayon daga debe 60 zuwa da 80 digiri a wadda ta iya kula da dũkiyõyinsu damar bororo film dogara kare abinda ke ciki na hothouses da hotbeds na zazzabi canje-canje.

Haka kuma, idan hada da iska-kumfa film ƙunshi musamman haske karfafawa Additives wanda inganta da kaddarorin, hana lalacewar polyethylene na daukan hotuna zuwa ultraviolet radiation da haka tsawanta ta yin amfani da waje har zuwa shekaru biyar, da shekara-zagaye amfani. Tare da duk wannan irin iska kumfa film watsa 82 bisa dari na rana ta hasken ultraviolet zama dole ga mai kyau girma da kuma fruiting na shuke-shuke dasa, ya kamata a lura da cewa gilashin ciyarwa da yawa kasa hasken rana. A irin wannan haske-musamman ƙari ne ba a ta musamman greenhouse film sabobin tuba rana haske da gusar da radiation aka gyara wanda ake mugun shafi shuka. Wani amfani ƙari a greenhouse film iya kira na musamman hydrophilic ƙari (Antifog), shi yana kunshe ne a cikin ciki Layer na irin wannan fim kumfa. Kafa a ciki saman na greenhouses da hothouses manyan saukad da na takaice ruwa zama wani dalili na rage haske transmittance. Bugu da ƙari da ruwa droplets a kan fim surface mayar da hankali rana ta haskoki, haifar da ake kira "ruwan tabarau sakamako" wanda ya haddasa thermal buga na shuke-shuke. Antifog taimaka kawar da samuwar manyan droplets ruwa condensate, na tabbatar da uniform yada na ruwa a kan fim mai bakin ciki Layer. Ruwa da aka rarraba gaba ɗaya kan surface na film da kuma hankali gudana saukar a cikin ƙasa, kuma game da shi rage alama na shuke-shuke kunar rana a jiki kawar da ake kira "ruwan tabarau sakamako".

Irin wannan iska kumfa fim da aka yi amfani da matsayin masana'antu namo kayan lambu da 'ya'yan itatuwa, da kuma musamman da amfani a gida gidãjen Aljanna. Idan ka yi amfani da wani iska-kumfa fim da duk wadannan tarawa wa greenhouse, sakamakon sharadi gwargwado domin shuka yawan aiki za a iya karu da kusan sau biyu, da kuma kudi na 'ya'yan ripening a daya ko biyu makonni.

A baya na wannan kuma muka yi magana, game da amfani da iska kumfa film for marufi da kuma aikin noma. A talifi na gaba, za mu yi magana game da wasu aikace-aikace bororo An harbi.

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