1. omparison of measured and theoretical Mn2+ concentrations in soil suspensions;Bohn,1970
2. On the effect of storage and temperature on the exchangeable manganese in soil samples;Boken;Plant Soil,1952
3. Metallo-organic complexes in soil;Bremner;Nature (Lond.),1946
4. Manganese availability in soil;Cheng;Soils Fert.,1971
5. Exchange of Zn, Mn, Cu and Fe in relation to saturation of soil complex;Cottenie,1972