The exploitation of this natural fertilizer is a function of colony size and accessibility of the cave; some sites occur throughout the year and are operated in a quasi industrial employing several dozen people (the caves a Tadarida plicata Ratchaburi is a case in Thailand). Other sites, even more modest, represent a significant share of revenues of certain villages who exploit them and therefore they become the object of securities holdings granted to villagers by the government. The responsibility for these sites is therefore assigned to the villagers who manage access rights and development potential. Harvesting feces is little or no mechanized, and equipment is rather rudimentary. Les conditions de travail dans l’atmosphère étouffante et chargée de vapeur d’ammoniac sont particulièrement pénibles.
Maeneo mengine, hata zaidi ya kawaida, kuwakilisha sehemu kubwa ya mapato ya baadhi ya vijiji ambao kunyonya yao na kwa hiyo wanakuwa kitu cha Holdings dhamana uliotolewa kwa wanakijiji na serikali . wajibu kwa ajili ya maeneo haya ni hiyo kwa ajili ya wanakijiji ambao kusimamia haki za upatikanaji na uwezo wa maendeleo . Kuvuna kinyesi ni kidogo au hakuna mechanized, na vifaa ni badala ya kizamani . Mazingira ya kazi katika hali ya namna ya kuishupazia shingo na kushtakiwa kwa mvuke amonia ni hasa matatizo .