Soil moisture tensiometer materials and construction

[1] RICHARDS L. A., 1936, JOUR AMER SOC AGRON, V28, P352

[2] RICHARDS L. A., 1941, Agric. Engng., V22, P325

[3] RICHARDS L. A., 1939, SOIL SCI SOC AMER PROC, V4, P55

[4] RICHARDS LA, 1938, SOIL SCI SOC AM P, V2, P55

[5] A soil moisture meter - Depending on the "capillary pull" of the soil with illustrations of its use in fallow land, grass orchard, and irrigated orchards [J]. JOURNAL OF AGRICULTURAL SCIENCE, 1935, 25 : 326 - 343

[1] RICHARDS L. A., 1936, JOUR AMER SOC AGRON, V28, P352

[2] RICHARDS L. A., 1941, Agric. Engng., V22, P325

[3] RICHARDS L. A., 1939, SOIL SCI SOC AMER PROC, V4, P55

[4] RICHARDS LA, 1938, SOIL SCI SOC AM P, V2, P55

[5] A soil moisture meter - Depending on the "capillary pull" of the soil with illustrations of its use in fallow land, grass orchard, and irrigated orchards [J]. JOURNAL OF AGRICULTURAL SCIENCE, 1935, 25 : 326 - 343