date,tempc,moisture_mineral,moisture_soilless,soil_conductivity,electric_cond
04-20_1900,1.6,0.17,0.31,6.83,nan
04-20_1901,1.6,0.17,0.31,6.83,nan
04-20_1902,1.6,0.17,0.31,6.82,nan
04-20_1903,1.6,0.17,0.31,6.84,nan
04-20_1904,1.6,0.17,0.31,6.84,nan
04-20_1905,1.6,0.17,0.31,6.84,nan
04-20_1906,1.6,0.17,0.31,6.85,nan
04-20_1907,1.6,0.18,0.31,6.85,nan
04-20_1908,1.6,0.17,0.31,6.83,nan
04-20_1909,1.6,0.17,0.31,6.82,nan
04-20_1910,1.6,0.17,0.31,6.83,nan
04-20_1911,1.6,0.17,0.31,6.84,nan
04-20_1912,1.6,0.17,0.31,6.84,nan
04-20_1913,1.6,0.17,0.31,6.84,nan
04-20_1914,1.6,0.17,0.31,6.83,nan
04-20_1915,1.6,0.17,0.31,6.84,nan
04-20_1916,1.6,0.17,0.31,6.84,nan
04-20_1917,1.6,0.17,0.31,6.84,nan
04-20_1918,1.6,0.17,0.31,6.83,nan
04-20_1919,1.6,0.17,0.31,6.84,nan
04-20_1920,1.6,0.17,0.31,6.84,nan
04-20_1921,1.6,0.17,0.31,6.84,nan
04-20_1922,1.6,0.17,0.31,6.84,nan
04-20_1923,1.6,0.17,0.31,6.83,nan
04-20_1924,1.6,0.17,0.31,6.84,nan
04-20_1925,1.6,0.17,0.31,6.84,nan
04-20_1926,1.6,0.17,0.31,6.84,nan
04-20_1927,1.6,0.18,0.31,6.86,nan
04-20_1928,1.6,0.17,0.31,6.85,nan
04-20_1929,1.6,0.17,0.31,6.85,nan
04-20_1930,1.6,0.18,0.31,6.86,nan
04-20_1931,1.6,0.17,0.31,6.85,nan
04-20_1932,1.6,0.18,0.31,6.85,nan
04-20_1933,1.6,0.17,0.31,6.84,nan
04-20_1934,1.6,0.18,0.31,6.86,nan
04-20_1935,1.6,0.18,0.31,6.86,nan
04-20_1936,1.6,0.18,0.31,6.85,nan
04-20_1937,1.6,0.17,0.31,6.85,nan
04-20_1938,1.6,0.18,0.31,6.87,nan
04-20_1939,1.6,0.18,0.31,6.86,nan
04-20_1940,1.6,0.18,0.31,6.87,nan
04-20_1941,1.6,0.18,0.31,6.86,nan
04-20_1942,1.6,0.17,0.31,6.85,nan
04-20_1943,1.6,0.18,0.31,6.86,nan
04-20_1944,1.6,0.18,0.31,6.88,nan
04-20_1945,1.6,0.18,0.31,6.87,nan
04-20_1946,1.6,0.18,0.31,6.85,nan
04-20_1947,1.6,0.18,0.31,6.86,nan
04-20_1948,1.6,0.18,0.31,6.87,nan
04-20_1949,1.6,0.18,0.31,6.87,nan
04-20_1950,1.6,0.18,0.31,6.85,nan
04-20_1951,1.6,0.17,0.31,6.84,nan
04-20_1952,1.6,0.17,0.31,6.85,nan
04-20_1953,1.6,0.18,0.31,6.87,nan
04-20_1954,1.6,0.18,0.31,6.86,nan
04-20_1955,1.6,0.18,0.31,6.87,nan
04-20_1956,1.6,0.18,0.31,6.86,nan
04-20_1957,1.6,0.18,0.31,6.87,nan
04-20_1958,1.6,0.18,0.31,6.85,nan
04-20_1959,nan,nan,nan,nan,nan