Ar. Rpi Office of Experiment Stations, 1905. 



Plate V. 



Fig. 1.— In Fair Weather the Pots are Uncovered. 



Fig. 2,— Portable Cloth Covers for Protection of Pots in Inclement Weather. 



Fig. 3.— Balance for Weighing Pots Without Removing Them from the Frame. 

 POT EXPERIMENT PLANT OF NEW JERSEY STATIONS. 



