Chemical analysis of soils /
Bear, Firman E
Chemical analysis of soils / Firman G. Bear - Wooster, Ohio : Agricultural Experiment Station - p. 227-240 - Ohio. Agr. Exp. Sta. Monthly Bull; 8 .
203343
Suelos -- Análisis Suelos -- Química de
Chemical analysis of soils / Firman G. Bear - Wooster, Ohio : Agricultural Experiment Station - p. 227-240 - Ohio. Agr. Exp. Sta. Monthly Bull; 8 .
203343
Suelos -- Análisis Suelos -- Química de
