date,tempc,moisture_mineral,moisture_soilless,soil_conductivity,electric_cond
09-30_1900,7.32,0.31,0.39,15.41,nan
09-30_1901,7.35,0.31,0.39,15.42,nan
09-30_1902,7.3,0.31,0.39,15.42,nan
09-30_1903,7.32,0.31,0.39,15.42,nan
09-30_1904,7.32,0.31,0.39,15.42,nan
09-30_1905,7.33,0.31,0.39,15.43,nan
09-30_1906,7.32,0.31,0.39,15.43,nan
09-30_1907,7.32,0.31,0.39,15.41,nan
09-30_1908,7.32,0.31,0.39,15.41,nan
09-30_1909,7.33,0.31,0.39,15.4,nan
09-30_1910,7.32,0.31,0.39,15.42,nan
09-30_1911,7.32,0.31,0.39,15.42,nan
09-30_1912,7.35,0.31,0.39,15.41,nan
09-30_1913,7.33,0.31,0.39,15.42,nan
09-30_1914,7.32,0.31,0.39,15.42,nan
09-30_1915,7.3,0.31,0.39,15.41,nan
09-30_1916,7.3,0.31,0.39,15.43,nan
09-30_1917,7.33,0.31,0.39,15.41,nan
09-30_1918,7.32,0.31,0.39,15.41,nan
09-30_1919,7.32,0.31,0.39,15.43,nan
09-30_1920,7.35,0.31,0.39,15.41,nan
09-30_1921,7.32,0.31,0.39,15.43,nan
09-30_1922,7.32,0.31,0.39,15.43,nan
09-30_1923,7.3,0.31,0.39,15.39,nan
09-30_1924,7.3,0.31,0.39,15.4,nan
09-30_1925,7.3,0.31,0.39,15.42,nan
09-30_1926,7.3,0.31,0.39,15.4,nan
09-30_1927,7.3,0.31,0.39,15.41,nan
09-30_1928,7.32,0.31,0.39,15.41,nan
09-30_1929,7.3,0.31,0.39,15.41,nan
09-30_1930,7.3,0.31,0.39,15.43,nan
09-30_1931,7.33,0.31,0.39,15.4,nan
09-30_1932,7.3,0.31,0.39,15.41,nan
09-30_1933,7.32,0.31,0.39,15.43,nan
09-30_1934,7.32,0.31,0.39,15.4,nan
09-30_1935,7.32,0.31,0.39,15.41,nan
09-30_1936,7.32,0.31,0.39,15.4,nan
09-30_1937,7.35,0.31,0.39,15.41,nan
09-30_1938,7.32,0.31,0.39,15.4,nan
09-30_1939,7.3,0.31,0.39,15.42,nan
09-30_1940,7.33,0.31,0.39,15.4,nan
09-30_1941,7.33,0.31,0.39,15.4,nan
09-30_1942,7.3,0.31,0.39,15.43,nan
09-30_1943,7.32,0.31,0.39,15.42,nan
09-30_1944,7.3,0.31,0.39,15.4,nan
09-30_1945,7.32,0.31,0.39,15.39,nan
09-30_1946,7.32,0.31,0.39,15.4,nan
09-30_1947,7.32,0.31,0.39,15.4,nan
09-30_1948,7.33,0.31,0.39,15.42,nan
09-30_1949,7.3,0.31,0.39,15.42,nan
09-30_1950,7.33,0.31,0.39,15.42,nan
09-30_1951,7.32,0.31,0.39,15.42,nan
09-30_1952,7.32,0.31,0.39,15.41,nan
09-30_1953,7.33,0.31,0.39,15.43,nan
09-30_1954,7.32,0.31,0.39,15.41,nan
09-30_1955,7.32,0.31,0.39,15.44,nan
09-30_1956,7.32,0.31,0.39,15.44,nan
09-30_1957,7.32,0.31,0.39,15.41,nan
09-30_1958,7.32,0.31,0.39,15.43,nan
09-30_1959,7.3,0.31,0.39,15.42,nan