Guidelines for the safe use of Waste water and excreta in agriculture and aquaculture
Duncan Mara 
Guidelines for the safe use of Waste water and excreta in agriculture and aquaculture - Geneva World Health Organisation 1989 - 187p
Duncan Mara & Sandy Cairncross: Guidelines for the safe use of Waste water and excreta in agriculture and aquaculture. Geneva. World Health Organisation, 1989. 92-4-154248-9--(363.15MAR)
ENGLISH
92-4-154248-9
363.15 / MAR
                        Guidelines for the safe use of Waste water and excreta in agriculture and aquaculture - Geneva World Health Organisation 1989 - 187p
Duncan Mara & Sandy Cairncross: Guidelines for the safe use of Waste water and excreta in agriculture and aquaculture. Geneva. World Health Organisation, 1989. 92-4-154248-9--(363.15MAR)
ENGLISH
92-4-154248-9
363.15 / MAR

