INTRODUCTORY 



The 1912 Iowa Year Book of Agriculture, presented herewith, is 

 made up of fifteen parts. 



Part I is a reprint of the annual report of the Iowa Weather 

 and Crop Service for the year 1912. It contains a summary and 

 monthly review of the climatology for the year; a review of crop 

 conditions by months ; dates of last killing frost in spring, and first 

 in autumn ; climate and crop review during crop season ; summary 

 of weekly climate and crop bulletins issued; summary of crop re- 

 ports June 1, July 1, September 1 and December 1; a tabulated 

 crop summary showing production and value of soil products and 

 a table giving average yield per acre and total products by counties. 

 Part II presents statistical tables of Iowa's principal farm crops 

 for the years 1880-1885-1890 and 1896 to 1912 inclusive, showing 

 average yield per acre; total yield, average farm value December 

 1, total acreage, and total value; acreage, production and value of 

 the principal farm crops of the United States in 1909-1910-1911 

 and 1912 by states; estimated number and average price and total 

 value of farm animals in the United States January 1, 1913, with 

 comparisons ; statistics of the principal farm crops of the world for 

 the years 1908 to 1912 inclusive. 



Part III is a tabulation of crop statistics collected by the town- 

 ship assessors and reported to this department by the county au- 

 ditors. The data is presented in five tables as follows: 



Table No. 1 — Total number, average size and total acreage of 

 farms, total acreage occupied by farnl buildings, public highways 

 and feed lots, acreage in pasture, garden, orchard, acreage in crops 

 not otherwise enumerated and acreage of land not utilized for any 

 purpose. Total number bushels apples harvested, number silos on 

 farms and average monthly wage paid farm help during summer 

 and winter months, by counties for the year 1912. 

 Table No. 2 — Gives acreage, yield per acre and total yield of com, 



J3^ oats, winter wheat, spring wheat and barley, by counties for the 



^ year 1912. 



C5 Table No. 3 — Gives acreage, yield per acre and total yield of rye, 



0"> tame hay, wild hay, alfalfa, potatoes and flax seed, by counties, for 



^ the year 1912. 



