PREVENTION OR REDUCTION OF DAMAGE TO FLORA ALONGSIDE ROADS DURING SALT SPREADING (SODIUM IONS)

UNTERSUCHUNG BETREFFEND DER VERHINDERUNG BZW. VERMINDERUNG VON ALLFAELLIGEN SCHAEDEN AN DER FLORA VON STRASSEN BEI DER SALZSTREUUNG (NA-IONEN)

THE RESEARCH IS CONCERNED WITH THE EFFECT OF SODIUM IONS ON SOIL STRUCTURE. THE SODIUM IONS MAY PREVENT THE SOIL ABSORBING OTHER CATIONS AND IN EXTREME CASES THIS CAN HAVE A TOXIC EFFECT ON CERTAIN PLANTS DUE TO AN ACCUMULATION OF CERTAIN IONS IN THE ROOTS WHICH RESTRICTS WATER ABSORPTION BY THE PLANT. A STUDY IS TO BE MADE TO SEE WHETHER THE ABSORPTION MATERIALS MOST SUITABLE FOR CHLORIDE IONS (MAGNESIUM OXIDE, BENTONITE ETC) CAN ACT EQUALLY FAVOURABLY WITH SODIUM IONS.