Urubuga rwibiryo byubutaka (soil food web)
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Urubuga rwibiryo byubutaka ni umuryango wibinyabuzima bibaho byose cyangwa igice cyubuzima bwabo mubutaka. Irasobanura uburyo bugoye bwo kubaho mubutaka nuburyo bukorana nibidukikije, ibimera, ninyamaswa.
Urubuga rwibiryo rusobanura ihererekanyabubasha hagati yubwoko bwibinyabuzima . Mugihe urunigi rwibiryo rusuzuma inzira imwe, umurongo, imbaraga zinyuze mubidukikije, urubuga rwibiryo ruragoye kandi rwerekana inzira zose zishoboka. Byinshi muri izo mbaraga byimuwe bituruka ku zuba. Ibimera bikoresha ingufu zizuba kugirango bihindure ibinyabuzima bidafite ingufu, ibinyabuzima bikungahaye, bihindure dioxyde de carbone n imyunyu ngugu mubikoresho byibimera na fotosintezeza . Indabyo ziterwa ziva mu mbuto zikungahaye cyane ku butaka no mu mizi y’ibimera zisohora aside, isukari, na ectoenzymes muri rhosikori, bigahindura pH no kugaburira urubuga rwibiryo munsi yubutaka. [1] [2] [3]
Ibimera byitwa autotrophs kuko bikora imbaraga zabyo; bitwa kandi ababikora kuko bitanga ingufu ziboneka kubindi binyabuzima kurya. Heterotrophs ni abaguzi badashobora gukora ibiryo byabo. Kugirango babone ingufu barya ibimera cyangwa izindi heterotrophs.