Ionson Yakov Ivanovich

(died 1865) The principal of his works: "Rules for assessing agricultural land" (1840, in German, Russian translation YA.N. Kalinowski, . 1862); "tool to replace bread, . in the event of crop failure, . other plants "(1846)," A Practical Guide to the use of all hitherto known zemleudobritelnyh substances or the fat, etc. "(1846)," Rules of thumb to guide the purchase of horses "(1850, 2 ed., . 1855), "Guide to distillation" (1859), "Guide to malt (1859)," On agriculture in Russia,
. Itineraries of different provinces "(1861) and others. V. S.