Akwai ɗimbin dalilai masu yawa don masu noma su ɗauka a kan jirgin yayin gina greenhouse ko wurin girma.
Da fari dai, akwai shuke-shuke rayuwa da kuma girma haske matsayi. Sa'an nan, akwai zafi da haske bakan, ba a ma maganar sarari da kasuwa. Ba abin mamaki bane ɗaukar irin wannan ƙalubale na iya jin daɗi sosai, don farawa da aƙalla. Abubuwan da ke tattare da batun sune gajarta, kuma kamar masana'antu da yawa, agritech yana da nasa jargon don tantancewa. Waɗannan ƙaƙƙarfan ƙa'idodin - PAR, PPF, PPFD - waɗanda aka yi amfani da su tare da sharuɗɗan kamar watts, lumens, ingancin photon da LUX, suna da mahimmanci wajen taimaka muku ci gaba a fagen da kuka zaɓa (ga wasu, a zahiri) don ƙirƙirar sararin girma da yawan amfanin ƙasa.
Koyaya, kamar yawancin abubuwan rayuwa, fahimtar abin da suke nufi na iya zama kamar farkon abin ban tsoro amma ba da daɗewa ba za a iya ƙware. Anan, muna ba da taƙaitaccen bayani game da abin da PAR, PPF da PPFD suke nufi, da kuma dalilin da yasa suke da mahimmanci don ku sani:
PAR (Photosynthetic Active Radiation)
PAR wani nau'in haske ne wanda ke haifar da photosynthesis kuma yana faruwa lokacin da shukar ku ta cinye photons na tsawon raƙuman haske waɗanda ke zaune a cikin kewayon nanometer 400 da 700 da ake iya gani.
Asalin binciken da Dokta Keith McCree ya bayyana a farkon shekarun 1970, PAR ba ta auna haske amma kalma ce da za ta iya taimaka wa mai shuka ya tantance nau'in da ƙarar hasken da ake buƙata don ingantaccen amfanin shuka da lafiya. An yi amfani da tsarin girma na haske don kwaikwayi hasken halitta, ana iya inganta hasken PAR tare da sauran hanyoyin haske don canza yawan haske, amfani, da ma'auni.
Menene wannan ke nufi ga mai shuka?
PAR kalma ce da ya kamata a yi amfani da ita don taimakawa cikakkiyar shimfidar haske da amfani.
Wasu mahimman abubuwan da ya kamata ku fahimta kafin siyan fitilun girma ko sanya hannu kan wani abu shine sanin yawan PAR da suke samarwa, yawan kuzarin da suke amfani da su don samar da PAR nasu, da nawa PAR ke samuwa ga tsirrai.
PPF (Photosynthetic Photon Flux)
PPF shine kalmar da aka yi amfani da ita don ayyana ma'aunin PAR kuma shine abu mai mahimmanci na biyu a cikin girke-girke don ingantaccen haske don sararin girma. Ƙimar sa tana ƙayyade nawa PAR ke samarwa ta kowane tsarin hasken wuta na tsawon daƙiƙa guda. PFF zai taimake ka ka tabbatar da ainihin yawan hasken da tsarin hasken ku na shuka zai iya amfani da shi don photosynthesis.
Menene wannan ke nufi ga mai shuka?
Fahimtar tsarin shine rabin yaƙin fahimtar menene PPF - yana kuma buƙatar ɗan ƙaramin fasaha na lissafi. Kuna iya dogara da kayan aikin auna PPF da ke kan kasuwa don taimakawa, ko za ku iya zaɓar yin aiki tare da amintaccen abokin tarayya wanda zai iya taimaka muku ƙirƙirar tsarin hasken wuta wanda ya dace da ainihin abin da kuke buƙata wajen isar da PAR da PPF daidai gare ku. PPF shine kawai micromoles a sakan daya (µMol/S) - micromole guda ɗaya yana kusa da 602 quadrillion photons.
PPFD (Photosynthetic Photon Flux Density)
Kashi na uku na PAR jigsaw shine PPFD. Ana auna shi a cikin micromoles a kowace murabba'in mita a sakan daya (µMol/m2/S) kuma ya wuce kawai auna PPF, yana kuma tabbatar da yawan adadin photons da ke faɗowa akan wani wuri. PPFD duka game da nawa ne daga cikin waɗannan mahimman, photons na photonsynthetic a zahiri suna tasiri wurin girma da kuma yadda waɗannan fitilu ke aiki idan ya zo ga fitowar su.
Menene wannan ke nufi ga mai shuka?
Yana da mahimmanci don tabbatar da cewa bayanan PPFD da kuke samu daga masana'antun hasken ku na girma daidai ne kuma ya rufe dukkan yankin hasken. Yana da sauƙi don tausa wannan bayanin, don haka la'akari da abubuwa kamar nisa daga tushen haske, adadin ma'auni waɗanda ke lissafin matsakaici, da mafi ƙaranci/mafi girman rabo kafin ka saya. Bugu da ƙari, yana da daraja yin la'akari da yin aiki tare da amintaccen ƙwararren haske mai girma wanda zai iya ba ku ma'auni masu dacewa da kayan aikin da suka dace don cin gajiyar PAR, PPF, da PPFD.
Don ƙarin bayani:
Hasken Kimiyya Tech
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