TABLE 18 



SUMMARY SHOWING MONTHLY USE OF WATER BY BERMUDA GRASS AND EVAPORATION FROM WATER SURFACES, MAY, 1929, TO APRIL, 



1930, IN TANKS AT SAN BERNARDINO, CALIFORNIA' 



' Tanks contained undisturbed soil. All grass tanks covered during rains. 

 ^Records began May 8. 1929. but May totals are proportioned for full month. 



TABLE 19 



SUMMARY SHOWING MONTHLY' USE OF WATER BY BERMUDA GRASS AND TULES AND EVAPORATION FROM WATER SURFACES, MAY, 1930, TO 



APRIL, 1931, IN TANKS AT SAN BERNARDINO, CALIFORNIA' ' 



' Tanks contained undisturbed soil. 



*Grass burned off Tanks Nos. 1 to 4, October 4, 1930. 



» Use for November computed from 21-day record. 



* Ijse for December computed from 20-day record. 



^Use for January computed from 25-day record. 



•Heavy rains ruined record. 



'.411 grass tanks covered during rains. 



•Not applicable to field conditions. 



4503 — Bet pp. 58-59 



