On electrolytes influencing the reaction in salt soils. / The dependence of the solubility upon the mechanical composition of soils. / The influence of exposure upon temperature differences in rocks.
Häftad bok.
Nyskick. Helsingfors 1928-32. 8 + 24 + 16 s. + tryckta omslag. (Agrogeologiska meddelanden, 27, 30 & 32.) [A10231]