Production Note 



Cornell University Library produced this volume to replace the irreparably 

 deteriorated original. It was scanned at 600 dots per inch resolution and 

 compressed prior to storage using CCril/ITU Group 4 compression. The 

 digital data were used to create Cornell's replacement volume on paper that 

 meets the ANSI Standard Z39.48-1992. The production of this volume 

 was supported by the United States Department of Education, Higher 

 Education Act, Title II-C. 



Scanned as part of the A. R. Mann Library project to preserve and enhance 

 access to the Core Historical Literature of the Agricultural Sciences. Titles 

 included in this collection are listed in the volumes pubUshed by the Cornell 

 University Press in the series The Literature of the Agricultural Sciences, 

 1991-1995, Wallace C. Olsen, series editor. 



