Contents: Farmers' War Production Record --- Measures of Farm Production --- War and Prewar Gross Farm Production and Farm Output (Regional Contributions to Gross Production and Output – Crops' Contribution to Gross Production – Livestocks' Contribution to Gross Production) --- Changes in Composition of Gross Farm Production (Influence of Major Livestock and Crop Groups on Gross Production) --- Wartime Increases in Gross Farm Production (Regional Wartime Production Increases – Commodity Wartime Production Increases) --- Factors Responsible for Wartime Increases in Farm Output --- Wartime and Peacetime Farm Employment and Gross Production and Output (Trends in Farm Employment – Gross Production Per Worker – Farm Output Per Worker) --- Size and Nature of the Wartime Farm Labor Job (Causes of More Production with Fewer Man Hours) --- How Farm Workers Did the Wartime Production Job --- After the War? --- Methods Used in Constructing Indexes of Gross Farm Production and Farm Output (Formula, Weights and Base Period – Sources and Kinds of Basic Data) --- Gross-Farm-Production, Farm-Output and Production-for-Sale-and-Consumption Indexes Compared --- Gross-Farm Production, Farm-Output and W.P.A. National Research Project Indexes Compared --- Crop Production Per Acre and Crop Yield Indexes Compared --- Appendix.