خيارات البحث
النتائج 1 - 3 من 3
Etude des pluies recueillies en trois points a proximite de Besancon.
1986
Dole S. | Guyetant R. | Martin D. | Remy F. | Reyle R. | Rouault J.Y. | Valero L. | Vidonne A.
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 [-]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 [-]