Show conserving VALUABLE SOIL each county in iowa loses annually six inches of soil from top of 1700 acres of land problem for the class in arithmetic find the number of cubic feet in the top six inches of soil from 1700 JO acres of land that sounds sufficiently unrelated to common experience to be a problem in the old time school arithmetic but at as a matter of fact it Is what iowa has I 1 been losing every year in the water that flows flous over its fields special Spec lal ats of the united linsted states department ut of ng K rl ri culture who have worked in various sections of iowa during the past several months estimate that each cotin conn ty in lowa iowa and there are an evee In hundred indred of them loses annually six inches of soli soil from the top of 1700 acres of land henceforth these specialists cia lists think not so much good soil will be washed away the recent high prices of iowa farm lands injurious in some particulars has been beneficial be ben in causing iowa farmers to realize that they cannot afford to permit such valuable lalu alu able stuff as dirt to be carried away in rain water |