Ma’adinan Lana (wanda kuma ake kira “dutse”) – substrate mai haske tare da matsakaicin girman girman 0,1 g / cm3 da babban girma na porosity (har zuwa 98%); Cakuda ne na ma’adanai guda uku (Basalt, Limestone da Coke) da aka narke a zafin jiki mai zafi (1600 ° C), tare da coke yana taka rawar mai. A cikin yanayin narkakkar, zaruruwan suna murɗawa daga cikin cakuda. Zaɓuɓɓukan da aka samu ana ƙera su zuwa faranti da cubes na kowane girma dabam, ko kuma ana amfani da su ta hanyar auduga maras siffa.
Ma’adinan ma’adinai gabaɗaya tsaka tsaki ne dangane da hulɗa tare da maganin abinci mai gina jiki, kodayake yana ɗauke da ƙarfe da yawa (ƙarfe, jan ƙarfe, zinc) waɗanda, a wasu yanayi, tsire-tsire za su iya sha. Duk da haka, wannan yana haifar da karuwa kadan a cikin pH. Siffa ta musamman ita ce a pH 5 ulun ma’adinai ya fara narkewa.
bukatar
Ma’adinan ulu shine babban kayan lambu na furanni da sabbin abinci. Wannan saboda, daga ra’ayi na kasuwanci, shine mafi arha substrate.
Ma’adinan ulu yana da nasa kura-kurai, wanda mafi mahimmanci a cikinsu shine ruwan ya bazu a kan guga ko katako daga sama zuwa kasa. A lokacin ban ruwa, ƙananan ɓangaren (kimanin 1 cm) ya zama cikakke da ruwa, yana barin kusan babu iska (4%) kuma ɓangaren babba ya bushe da sauri. A mafi yawan lokuta, danshi gradient a cikin substrate tsakanin ban ruwa tsalle daga cikakken a kasa zuwa bushe sosai a saman. Dalilin shi ne babban ƙarfin riƙe ruwa da ƙananan ruwa na ulun ma’adinai. Alal misali, tare da ƙarfin tsotsa na kilopascals 5 (matsakaicin matsa lamba), da wuya a riƙe ruwa a cikin ulu mai ma’adinai.
Saboda saurin bushewar ulun ma’adinai a saman, gishiri zai yi hazo a kai idan ba a wanke shi da ruwa mai dadi ba. Don guje wa ajiyar gishiri, ya kamata a shayar da shi akai-akai. Gabaɗaya, an fi son yin ban ruwa tare da maganin ƙarancin ƙarancin wutar lantarki don guje wa jigon gishiri, amma tare da fitar da ruwa (kimanin 25% na jimlar ƙarar), wanda ke zuwa magudanar ruwa.
Ana iya amfani da ulu na ma’adinai cikin sauƙi a cikin rufaffiyar tsarin tare da tsarin ban ruwa mai dacewa.
Guga da tabarma
Lokacin da ake girma tsire-tsire tare da tsarin tushen haɓaka mai ƙarfi sosai, ana shuka shuka akan ulun ma’adinai a matakai da yawa. Tsire-tsire matasa suna girma kuma ana ajiye su a cikin ƙananan bututun ulu na ma’adinai na ɗan lokaci. Lokacin da tushen tsarin ya haɓaka da ƙarfi sosai, an shimfiɗa cubes akan manyan slabs, abin da ake kira mats. Hoton da ke ƙasa yana kwatanta shukar tumatir da tsarin tushen da aka haɓaka lokacin da aka girma akan rockwool. [2]
Maimaita aikace-aikace
Ana iya sake amfani da Rockwool don girbi na biyu kuma wani lokacin ma na uku. Idan amfanin gona na farko ba ya shafar ƙwayoyin cuta, to babu buƙatar bakara ko lalata. Kyakkyawan kashi na enzyme tare da wankewa, kuma duk abin da za’a iya maimaita shi. Idan akwai tushen pathogens a farkon girbi, to bai kamata ku sake yin amfani da ulun ma’adinai ba. Bayan girbi uku, ginshiƙan sun rasa kayansu na zahiri.
Litattafai
- William Texier. Hydroponics ga kowa da kowa. Duk game da aikin lambu na gida. – M.: HydroScope, 2013 .- 296 p. – ISBN 978-2-84594-089-5.
- Hydroponics da m greenhouses. Oktoba. 2016
