Other physical media:
*Nutrient cycling in agroecosystems (Online)
ISSN: 1573-0867
ISSN-L: 13851314
Cumulative holding: 1980-
Continues:
*Fertilizer research (Print)
ISSN: 0167-1731
ISSN-L: 01671731
Cumulative holding: 1980-1996.