Practice of using human excreta as fertilizer and implications for health in Nghean Province, Vietnam.

摘要: The ancient practice of applying latrine wastes to agricultural land has maintained soil fertility in Vietnam for several centuries but may be associated with health risks if the are inadequately treated before usage. This study aimed at investigating perceptions and handling practices using as fertilizers a community central Vietnam. Information was collected through structured questionnaire interviews administered 75 farming households, focus group discussions, key informant interviews. majority (64%) households had single vault latrine, possession that low income (chi2= 12.45; p < 0.05). Most (85%) used waste agriculture composted usage (98%). Households often mixed excreta kitchen ashes powdered lime likely increase pH pathogen die-off. About 28% were fertilizer three six months, only 11 (18%) human more than recommended months. double latrines 7.8 9.4; p<0.05) times compost months compared having latrine. farmers distributed bare hands (66%) because convenience during application. Respondents high educational level protective gloves when distributing fields respondents (chi2 = 7.6; p<0.05). If any negative impacts use reduced, then it is suggested sustainable interventions should take into consideration current excreta-use practices.