ILLUSTRATIONS. 



Page. 



Plate I. New agricultural building at Purdue University 612 



II. Fig. 1. — Stationforplant breeding, Svalof, Sweden. Fig. 2. — Increase 



plat of peas, the progeny of a single plant 816 



Fig. 1. Shuttleworth apparatus for ash determination 211 



2. Tucker apparatus for ash determination 212 



3. Rhode Island .Station dairy barn — floor plan ' 796 



4. Rhode Island Station dairy barn — east elevation {"t^J 



XVIII 



