Linford and Richards Family Collection
 
Filters: Collection: "uum_lrfc" Type: "Text"
1 - 25 of 67
Number of results to display per page
TitleDateType
1 Transpiration of alfalfa determined from soil water content changes1960Text
2 Duties: Soil scientist (physics), GS-7Text
3 Letter dated 24 March 1960 from Lewis M. Smallwood to Lorenzo A. Richards1960-03-24Text
4 The Use of triode vacuum tube rectifiers to supply constant voltage1933Text
5 Water content changes following irrigation of bare-field soil that is protected from evaporation1957Text
6 Vapor pressure depression at a tensiometer cup1960Text
7 A Soil salinity sensor of improved design1966Text
8 Radial-flow cell -- further tests1965Text
9 Vapor pressure depression at a tensiometer cup1961Text
10 Letter dated 29 April 1977 from Zilla Richards to Lorenzo A. Richards1977-04-29Text
11 Radial-flow cell for soil-water measurements1962Text
12 Some field observations with tensiometers (1)1937Text
13 Use of Thermistors for measuring the freezing point of solutions and soils1948Text
14 Uptake and retention of water by soil as determined by distance to a water table1941Text
15 Letters exchanged in November 1946 between Lorenzo A. Richards and Henry J. Welge1946-11-01; 1946-11-05Text
16 The Rate of elongation of sunflower plants and the freezing point of soil moisture in relation to permanent wilt1950Text
17 The Sorption-block soil moisture meter and hysteresis effects related to its operation1943Text
18 Letter dated 15 Oct 1981 from Paul F. Hoye to Lorenzo A. Richards1981-10-15Text
19 Letter dated 31 October 1981 from Lorenzo A. Richards to his children1981-10-31; 1981-10-20Text
20 Letter dated 31 August 1953 from C. E. Schoenhals at the U.S. Department of Agriculture Agricultural Research Administration to Lorenzo A. Richards1953-08-31Text
21 Letter dated 4 December 1974 from Jan van Schilfgaarde to Lorenzo A. Richards regarding the retirement of Leon Bernstein, with Richards' note to Bernstein1974-12-04Text
22 Apparatus for studying water-relations in potted plants1937Text
23 Letter dated 10 March 1968 from Lorenzo A. Richards to "Electronic Products"1968-03-10Text
24 Letters of January 1982 from Lorenzo A. Richards following the 8 December 1981 symposium in his honor1982-01Text
25 Some freezing point depression measurements on cores of soil in which cotton and sunflower plants were wilted1950Text
1 - 25 of 67