Special issue : view of environmental administration in 1991.The third areawide total pollutant load control for COD according to the Water Pollution Control Law etc.
1991 ◽
Vol 20
(1)
◽
pp. 75-80
Keyword(s):
1973 ◽
Vol 15
(1)
◽
pp. 19-20
1989 ◽
Vol 18
(7)
◽
pp. 427-433
Keyword(s):
1965 ◽
Vol 68
(555)
◽
pp. 482-490
Keyword(s):
Keyword(s):
Keyword(s):
Keyword(s):