Tsakuwa – Dutsen da ba a kwance ba, wanda aka yi shi da tarkace mai zagaye da aka samu sakamakon lalatar da ƙaƙƙarfan duwatsu. A matsayinka na yau da kullum, ana amfani da tsakuwa a matsayin maɗaukaki kawai lokacin da ba zai yiwu a yi amfani da wani abu ba. Wannan shi ne saboda ta jiki halaye, da yawa kasa da sabon m wucin gadi substrates kamar fadada yumbu ko perlite.
A cikin hydroponics, ana amfani da siliki ko quartz tsakuwa wanda bai ƙunshi calcium carbonate ba. Kasancewar carbonates a ciki yana haifar da alkalization na maganin abinci mai gina jiki (har zuwa pH 8 da sama) da hazo na phosphates daga bayani a cikin nau’i na hazo. Mafi girman girman nau’in tsakuwa shine 3-8 mm, zagaye a siffar, don kada ya lalata tushen. Duk da haka, tare da wannan girman nau’in, danshi abun ciki na substrate yana da ƙasa sosai don haka dole ne a shayar da shi akai-akai. Saboda wannan dalili, ana bada shawara don ƙara vermiculite zuwa tsakuwa.
Ana ba da shawarar tsakuwa don amfani kawai a cikin tsarin ambaliya mai tsaka-tsaki inda duk tushen ji ya cika da ruwa gaba ɗaya. Babban hasara shine nauyin da aka faɗi. Girman girmansa yana kusan 1,5 g / cm.3… Amfanin shine cewa yana da sauƙin tsaftacewa tsakanin amfanin gona kuma ana iya sake amfani dashi sau da yawa. Wannan kadarar ta sanya tsakuwa ya zama sanannen abin da ake amfani da shi don tsarin aquaponics.
