T902. 



FORESTRY AND IRRIGATION. 



m 



A THIRTV-ACRE SIvOPE THAT WAS BURNED OVER IN 1870. PINUS ATTENUATA (TUBERCU1,ATA] 



NOW HAS COMPLETE POSSESSION OF THE GROUND. THIS GROVE HAS RESISTED 



THE FIRES DURING THE PAST TWELVE YEARS. 



GROVE OF ATTENUATA SELF-SOWN, WHERE FIRE SWEPT THROUGH IN 189O, DESTROYING 



EVERY TREE. 



