000
00292nam a2200109Ia 4500
100
_a
W.H.O.T.R.S.778
942
_c
BK
245
_a
Health guideline for the use of waste water in agriculture and acqua culture
260
_a
W.H.O., Geneva
_c
1989
082
_a
R363.728/WHO/TRS W.H
300
_a
74
999
_c
67913
_d
67913