UNITED STATES DEPARTMENT OF AGRICULTURE 
BULLETIN No. 873 
Contribution from the Bureau of Markets 
GEORGE LIVINGSTON, Chief 
- Washington, D. C. / September 15, 1920 
THE SHRINKAGE OF 
MARKET HAY 
By 
H. B. McCLURE 
Specialist in Hay Marketing 
CONTENTS 
Introduction . . > Pe ee 
_Résumé of Data on Sikinkage” = - 
Factors Affecting Determination of Shrinkage - 
Shrinkage of Newly Mown Hay. : : ave 
Loss of Dry Matter. 
Methods of Making Hay to Present Usnecossary Shrinkage 
Limitations of Rules for Measuring Shrinkage ; 
Money Loss Caused by Shrinkage. ... Setcesreaaes 
What Is Hay ? ° ° a > e ° ° e > e 
Summary eee Gee eee keene ° 
WASHINGTON 
GOVERNMENT PRINTING OFFICE 
1920 
