1. The freezing-point method as a new means of measuring the concentrations of the soil solution directly in the Soil;Bouyouoos;Mich. Agr. Exp. Sta. Tech. Bul.,1916
2. The Evaporation of Water from Soil
3. The freezing-point method as an index of variations in the soil solution due to season and crop growth;Hoagland;Journ. Agr. Res.,1918
4. THE SOIL SOLUTION, EXTRACTED BY LIPMANʼS DIRECT-PRESSURE METHOD, COMPARED WITH 1
5. Measurement of the inactive, or unfree, moisture in the soil by means of the dilatometer method;Bouyoucos;Journ. Agr. Res.,1917