date,tempc,moisture_mineral,moisture_soilless,soil_conductivity,electric_cond 05-20_1900,1.1,0.2,0.34,8.18,nan 05-20_1901,1.1,0.2,0.34,8.18,nan 05-20_1902,1.1,0.2,0.34,8.18,nan 05-20_1903,1.1,0.2,0.34,8.19,nan 05-20_1904,1.1,0.2,0.34,8.19,nan 05-20_1905,1.1,0.2,0.34,8.16,nan 05-20_1906,1.1,0.2,0.34,8.19,nan 05-20_1907,1.1,0.2,0.34,8.19,nan 05-20_1908,1.1,0.2,0.34,8.19,nan 05-20_1909,1.1,0.2,0.34,8.17,nan 05-20_1910,1.1,0.2,0.34,8.18,nan 05-20_1911,1.1,0.2,0.34,8.18,nan 05-20_1912,1.1,0.2,0.34,8.19,nan 05-20_1913,1.1,0.2,0.34,8.17,nan 05-20_1914,1.1,0.2,0.34,8.16,nan 05-20_1915,1.1,0.2,0.34,8.18,nan 05-20_1916,1.1,0.2,0.34,8.19,nan 05-20_1917,1.1,0.2,0.34,8.18,nan 05-20_1918,1.1,0.2,0.34,8.17,nan 05-20_1919,1.1,0.2,0.34,8.18,nan 05-20_1920,1.1,0.2,0.34,8.15,nan 05-20_1921,1.1,0.2,0.34,8.17,nan 05-20_1922,1.1,0.2,0.34,8.17,nan 05-20_1923,1.1,0.2,0.34,8.18,nan 05-20_1924,1.1,0.2,0.34,8.17,nan 05-20_1925,1.1,0.2,0.34,8.17,nan 05-20_1926,1.1,0.2,0.34,8.16,nan 05-20_1927,1.1,0.2,0.34,8.17,nan 05-20_1928,1.1,0.2,0.34,8.18,nan 05-20_1929,1.1,0.2,0.34,8.17,nan 05-20_1930,1.1,0.2,0.34,8.18,nan 05-20_1931,1.1,0.2,0.34,8.17,nan 05-20_1932,1.1,0.2,0.34,8.18,nan 05-20_1933,1.1,0.2,0.34,8.18,nan 05-20_1934,1.1,0.2,0.34,8.18,nan 05-20_1935,1.1,0.2,0.34,8.18,nan 05-20_1936,1.1,0.2,0.34,8.17,nan 05-20_1937,1.1,0.2,0.34,8.17,nan 05-20_1938,1.1,0.2,0.34,8.16,nan 05-20_1939,1.1,0.2,0.34,8.17,nan 05-20_1940,1.1,0.2,0.34,8.18,nan 05-20_1941,1.1,0.2,0.34,8.18,nan 05-20_1942,1.1,0.2,0.34,8.18,nan 05-20_1943,1.1,0.2,0.34,8.19,nan 05-20_1944,1.1,0.2,0.34,8.17,nan 05-20_1945,1.1,0.2,0.34,8.18,nan 05-20_1946,1.1,0.2,0.34,8.18,nan 05-20_1947,1.1,0.2,0.34,8.16,nan 05-20_1948,1.1,0.2,0.34,8.19,nan 05-20_1949,1.1,0.2,0.34,8.16,nan 05-20_1950,1.1,0.2,0.34,8.18,nan 05-20_1951,1.1,0.2,0.34,8.18,nan 05-20_1952,1.1,0.2,0.34,8.17,nan 05-20_1953,1.1,0.2,0.34,8.17,nan 05-20_1954,1.1,0.2,0.34,8.16,nan 05-20_1955,1.1,0.2,0.34,8.17,nan 05-20_1956,1.1,0.2,0.34,8.17,nan 05-20_1957,1.1,0.2,0.34,8.16,nan 05-20_1958,1.1,0.2,0.34,8.18,nan 05-20_1959,1.1,0.2,0.34,8.17,nan