Material flow analysis (MFA) has been applied to assess the environmental impact of human activities on nutrient flows at the commune scale. This paper reports the assessment of human excreta and animal manure as a nutrient source for paddy fields and fishponds in Hoang Tay commune, Ha Nam provin...
Do Thu Nga
,
Ta Thi Tha
,
Vu Van Tu
,
Phuc Pham Duc
,
Hung Nguyen-Viet
,
[Development of nutrient cycle through agricultural activities of a rural area in the North of Vietnam]
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Development of nutrient cycle through agricultural activities of a rural area in the North of Vietnam
Untreated human and animal excreta once being released into the environment can be a hazard to the environment and human health by possible pathogens and drug residues. Integrated human and animal manure management faces challenges given that livestock is kept in proximity to human residencies an...
Nguyen Kim Ngan
,
Nguyen Ngoc Bich
,
Phuc Pham Duc
,
Vu Van Tu
,
Schelling, E.
,
Hung Nguyen-Viet
,
[Towards an integrated management of human and animal waste in Viet Nam: Regulation and health and environmental impacts]
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Towards an integrated management of human and animal waste in Viet Nam: Regulation and health and environmental impacts
Human excreta are rich in plant nutrients, so many farmers in Vietnam use them to fertilize their crops and in raising fish. But they also contain dangerous pathogens: bacteria, viruses, protozoa, and the eggs of intestinal parasites. Exposure can pose a health risk to farmers, their families, as...
Phuc Pham Duc
,
Hung Nguyen-Viet
,
Vu Van Tu
,
Zurbrugg, C.
,
Zinsstag, Jakob
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[The Vietnamese double-vault composting latrine: Fertilizer source or health risk?]
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The Vietnamese double-vault composting latrine: Fertilizer source or health risk?
Are the current practices of handling human excreta for agricultural purposes by farmers in Vietnam good enough?This study set up an excreta storage experiment to research how to inactivate Ascaris lumbricoides eggs and stillmaintain the nutrient value of human excreta.
Vu Van Tu
,
Phuc Pham Duc
,
Hung Nguyen-Viet
,
Zurbrugg, C.
,
Huu Bich, T.
,
Zinsstag, Jakob
,
[Helminth eggs die-off and nutrients: Human excreta storage experiment]
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Helminth eggs die-off and nutrients: Human excreta storage experiment