خيارات البحث
النتائج 1 - 10 من 16
Nitrate in water
1986
Inventarisatie van het nitraatgehalte in water en kenschetsing van de ontwikkelingen in de toekomst. Dit impliceerde het gebruik van modellen en verschillende agrarische scenario's
اظهر المزيد [+] اقل [-]Nonpoint source pollution
1986
Gianessi, Leonard P.
Pollution control in industry
1986
Iyer, K. V. | Kumar, L. R.
Pollution control handbook, 1986
1986
Diwakar Rao, P. L.
Biological indicators of freshwater pollution and environmental management
1986
Hellawell, J. M.
Handbook of air pollution analysis
1986
Harrison, Roy M. | Perry, Roger
Ganga pollution and health hazard
1986
Sinha, Upendra Kumar
Water pollution by fertilizers and pesticides
1986
This study reflects the growing consensus among experts whose viewpoints were not always the same that some changes in agricultural practices are necessary to limit the environmental costs to society.--Publisher's description.
اظهر المزيد [+] اقل [-]Lal's commentaries on water & air pollution laws | Commentaries on water & air pollution laws | Lal's commentaries on water and air pollution laws | Commentaries on water & air pollution | Commentaries on water and air pollution
1986
Nathuni Lal, | Asthana, K. B. | Gadi, S. K. | Ghosh, Srikanta
