366 



Agricultural Experiment Station, Ithaca, N. Y. 



and miiiiber of woitos jwesent. The yield fix>m two to four trees 

 of each lo* sprayed was co'unted and gi-aded. In most cases all 

 the apples borne by the tn-ee were examined, but occasionally only 

 a portion sufticiently larj?e to j;i^'e a fail' estimate of (he 

 charactei' of the yield. The apples were divided into four gradcw 

 as follows: Fit-st, those entkely free fr-oni scab; second, ranking; aw 

 liiist-class, or those whose market \ailu(» had not been ail"ect<'(l ]»y 

 insects or funj»i, jilthouji^h attacked; thii-d, ranking,' as .si'coiid- 

 cJai**, or evajKwaitdng' ai)ples, those whose miarket. njiIiic 1i:id 

 been more or less i^educed by insect or fnnjixvns injuries, the ap{)i('s 

 as a rule beinj;' smallei' than the above, ])ut iw^t «t?rioiisly misshapen ; 

 fourth, cider apj^les, or all thoi^ reuiainin^- after the iM'ccedin^' 

 j^jradfcs had been I'emoved. The a.pi>k*s of eacli i^iade utn-e 

 counted, as was also the number of wormy t>mis IxM-ne by eaeli 

 ti-ee. The following table shoAvs the iH?sult. The numbers 

 lep-esent the average of the results obtained from the different 

 treesi: i 



Variety. 



King. . . . 

 King. . . . 



King. . . . 



King. . . . 



Baldwin 



Baldwin 



Baldwin 



Baldwin 



TREATMENT. 



Check 



Bordeaux and Paris 



green 



Bordeaux and London 



purple 



Paris green 



Check 



Bordeaux and Paris 



green 



Bordeaux and London 



])urple .... 



Paris green 



Aveivifjii 



per cent, :^d 



and cider 



apples. 



89.7 

 55 



59 



72 

 74 



52 



67 



58 



.\vera;ie 



per cent 



Ktun. 



24 



"22 

 23 



27 



23 

 34 



It will readily be seen fi-om the large proportion of iH)or fruit 

 shown by the t^ble that the season was one which woidd put to a 

 severe test any ai>plicatioii that might be made. Nearly nine- 

 tontlLs of the King and three-fourths of the Baldwin ap])kis on 

 the unsprayed trees had but little market value, and fi-om twenty- 



