1
Crop evapotranspiration : guidelines for computing crop water requirements /
Book
...LWE - Agriculture - general aspects...
2
Ernährungsstörungen bei Kulturpflanzen : Entstehung, visuelle und analytische Diagnose.
Book
...LWE - Agriculture - general aspects...
3
Nitrogen fixation : hundred years after : proceedings of the 7th International Congress on N = Nitrogen Fixation, Köln (Cologne), March 13-20,1988 : with 81 tables /
Book
4
Düngung: eine Perspektive für den Schweizer Wald : Sanasilva Tagungsbericht : Zürich, 10.06.88.
Book
...LWE - Agriculture - general aspects...
5
Nitrogen fluxes in intensive grassland systems.
Book
...LWE - Agriculture - general aspects...
6
Plants in relation to water and solutes.
Book
...LWE - Agriculture - general aspects...