PERMIRSIBIJ: IRKinATins* chakgeb 



59 



R^H^ftuse of the hiph war prices incIiMled in the table above, the 

 is not a sjifi> fii;urr to umv The p-rjeral feeling of (|iialifietl 



■ >i ;s is that, for irrigation phmniuf;, an assumed price to the 



prower for lint of 1.') cents a pound, or $7") a bah*, is justified. To 

 this is added, for the purposes of this study, an item of $ir> an acre witli 

 a o!i.' bah' yiehl f<)r receipts from c<»tt()n seed, this l)einp at the rate of 

 llKK) pounds per acre at $'M) a ton. The latter is a general average 

 reported by the growers visited. Adding' the returns for lint and for 

 seed pives an averape income of $!>() an acre with a production of one 

 bale to the acre. 



Plate V irr.f ' • • My prr> ili■^ ili«- i-N>ential data for a conclusion 

 repardinp a re.i- .• charpe for irripation water for cotton in the San 



Joaquin Valley. The pre-harvest and harvest cast is repre.sente<l by 

 the curve AB. Curve CI) n-presents pre-harvest and harvest costs an<l 

 in* " • at 6 per cent on a valuation of $17.') per acn-, iiu'ludinp an 

 in lit of .*40 per acre in improv.Muents and equipnu'tit. (^urves 



FF, (ill. an»l /./ repnvsent increases of $5 per acre each. 



It will be notetl that the line representinp the a.ssumed yield of one 

 bale to the acre and the line n^prest-ntinp the assumed price of 15 cents 

 a pound interstrt at $*.M) an acre, or ifH.'iO above the amount necessary 

 to pay pre-harvest and harvest costs with one-bale yield and interest at 

 6 per cent. 



The records or rstimates of irripation water costs for the «'nterprises 

 considereil in the present stud> -•••• Table \V.\) show a ranpc of from 



PLATE V 



CO - I ^ »»• • 



3 : S : 



mnmt rt' t* km 7 



N^' 



£^ » »...«..■ 



RELATION BETV 



rOST OF PROnUCIMO AMD HARVCtTINO 

 N AND FARM INCOMR. 



