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TitleDateType
1 Salt in soil1962Text
2 Wet thermojunctions for measuring relative humidity1938Text
3 Uptake and retention of water by soil as determined by distance to a water table1941Text
4 Job description for Lorenzo A. Richards, Soil Scientist (Physics), GS-14 (undated)Text
5 Some improvements in auto-irrigator apparatus1934Text
6 Some improvements in auto-irrigator apparatus1934Text
7 Letter exchanged in July 1972 between Lorenzo and Zilla Richards and "Les and Zay" Weaver1972-07-16Text
8 Correspondence of June 1976 to and from Lorenzo A. Richards1976-06Text
9 Letter dated 17 October 1973 from Roselena R. Sanders to Lorenzo and Zilla Richards1973-10-17Text
10 Radial-flow cell for soil-water measurements1962Text
11 The Sorption-block soil moisture meter and hysteresis effects related to its operation1943Text
12 Apparatus for studying water-relations in potted plants1937Text
13 Soil moisture1957Text
14 The Usefulness of capillary potential to soil-moisture and plant investigators1929Text
15 The Usefulness of capillary potential to soil-moisture and plant investigators1928Text
16 Letters exchanged in Fall of 1977 between Lorenzo A. Richards and Lloyd Spencer1977-12-04Text
17 Soil moisture tensiometer materials and construction1942Text
18 Some freezing point depression measurements on cores of soil in which cotton and sunflower plants were wilted1950Text
19 Why wicks work1931Text
20 Water conducting and retaining properties of soils in relation to irrigation1952Text
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