Cyril George Hopkins (1866-1919) is the author of Soil Fertility Laboratory Manual (1910), Soil Fertility and Permanent Agriculture (1910), The Story of the Soil: From the Basis of Absolute Science and Real Life (1911) and The Farm That Won"t Wear Out (1913). "PERCY JOHNSTON stood waiting on the broad veranda of an old-style Southern home, on a bright November day in 1903. He had just come from Blue Mound Station, three miles away, with suit-case in hand. "Would it be possible for me to secure room and board here for a few days? " he inquired of the elderly woman who answered his knock. " Это и многое другое вы найдете в книге The Story of the Soil (Cyril G. Hopkins)