INTRODUCTORY. 



The Eighth Annual Iowa Year Book of xlgriculture for 1907 in- 

 cludes statistics, reports and papers that will be of interest to the 

 student of Iowa agriculture. It is subdivided into thirteen parts. 

 Preceding Part I is a condensed statistical table which tells the 

 stor}^ of Iowa's source of wealth. These tables were prepared with 

 great care in the office of the Iowa Department of Agriculture and 

 convey, we believe, as near as it is possible, the agricultural resources 

 of Iowa. 



Part I contains the final summary of the Iowa Weather and Crop 

 Service for the year 1907. A monthly review of the climatology 

 for the year is given, followed by the annual precipitation chart, 

 date of the last killing frost in the spring and the first in the fall, 

 and a final report showing the total yield of soil products by 

 counties and value at farm prices December 1, 1907. 

 Part II contains stati.stir-al tables of Iowa's principal farm crops 

 for a period of years, principal farm crops of the United States, 

 and principal farm crops of the world for 1906. Parts 

 III and IV give the proceedings of the State Farmers' In- 

 stitute and Agricultural Convention held in December, 1907. Part 

 V contains a synopsis of the meetings of the State Board of Agri- 

 culture, 1907. Part VI gives a synopsis of the meeting of the Iowa 

 Swine Breeders' Association, held at Des Moines in June, 1907. 

 Part VII is a partial report of the Iowa State Dairy Association, 

 held at Des Moines in November, 1907. Part VIII deals with the 

 Dairy Industry in Iowa. Part IX, a report of the Iowa State Fair 

 and Exposition of 1907, giving a list of awards in the live stock 

 departments, etc. Part X contains papers, addresses and mis- 

 cellaneous articles pertaining to agriculture in all its branches. 

 Part XI gives a financial statement of the County and District Fair 

 Associations in Iowa receiving State aid in 1907. Part XII, the 

 State law with reference to the standing of stallions for public 

 service; a list of all stallions for which State certificate has been 



