DESCRTPTrON: OF PLATE VTTT. 



Experiments at Biggs, Cal. (rnsprayed.) Looking norjh through the Lovell 

 trees from row 2<S of tlie experiment l)loek, sliowiiig the unsprayed trees f)n both 

 sides as they appearetl ^hiy !■'), 1S95, in the tiiisprayeil onlianl. Tiiese sliould be 

 contrasted with the two sprayed rows, 21 and 22, shown in PI. IX. 



