BULLETIN 993, U. S. DEPARTMENT OF AGRICULTURE. 



Table 2. — Composition of Lisbon lemons grown in various sections of California. 



BONITA (TEEE 2). 



Sam- 

 ple 

 No. 



Month 

 picked. 



Color, i 



Thickness of 

 peel. 



Specific 

 gravity 

 of fruit. 



Oil in 



fruit, by 

 weight. 



Oil per 

 ton of 

 fruit. 



Acid in 

 fruit. 2 



Acid 

 per ton 

 of fruit. 



Acid in 

 juice. 2 



490 



July 



Sept 



Oct 



Nov 



Dec 



Feb 



Mar 



Apr 



May 



June 



July 



Aug 



LG-FY. . . 



LY 



FY 



LG-LY... 



LY 



LY 



LY 



LY 





0.8375 

 .9252 

 . 9186 

 .9012 



Per cent. 

 0.58 

 .59 

 .57 

 .57 

 .52 

 .44 

 .41 

 .44 

 .49 

 .53 

 .48 

 .67 



Pounds. 



11.6 



11.8 



11.4 



11.4 



10.4 



8.8 



8.2 



8.8 



9.8 



10.6 



9.6 



13.4 



Per cent. 

 3.50 

 3.96 

 4.05 

 3.52 

 3.94 

 3.17 

 2.92 

 3.24 

 2.94 

 3.50 

 3.43 

 3.62 



Pounds. 

 70.0 

 79.1 

 81.0 

 70.4 

 78.8 

 63.4 

 58.4 

 64.8 

 58.8 

 70.0 

 68.6 

 72.4 



Per cent. 

 6 93 



570 



Thin 





595 



Thick 





629 





7 35 



674 



Thin 



6 97 



779 

 822 



882 



Medium 



do 



.... do 



.8511 

 . 9159 

 .9118 

 .9074 

 .9148 

 .9215 

 .9455 



6.79 

 6.23 

 6 21 



920 



LY 



FY 



FY.. 



Thick 



6 49 



975 

 1027 



Medium-thin . . . 



7.07 

 6 83 



1057 



LY.. .. 



do 



6.97 















.9046 



.52 



10.5 



3.48 



69.6 



6.82 







Chula Vista (Tree 4). 



492 

 543 



July 



Aug 



Sept 



Oct 



Nov 



Dee 



Feb 



Mar 



Apr 



June 



July 



Aug 



Sept 



LG-LY... 

 DG-FY... 



Mediurn-thLck . . 

 do 



0.8485 

 .9044 

 .9318 

 .9173 

 .9306 

 .9269 

 .8931 

 .8990 

 .9101 

 .9081 

 .9207 

 .9405 

 .9263 



0.62 



.50 

 .52 

 .50 

 .61 

 .66 

 .53 

 .43 

 .57 

 .55 

 .54 

 .48 

 .49 



12.3 

 10.0 

 10.3 

 10.0 

 12.2 

 13.2 

 10.6 

 8.6 

 11.4 

 11.0 

 10.8 

 9.6 

 9.8 



3.68 

 3.57 

 3.59 

 3.77 

 3.60 

 3.87 

 3.08 

 2.82 

 3.27 

 3.00 

 3.47 

 3.65 

 3.50 



73.5 

 71.4 

 71.8 

 75.4 

 72,0 

 77.4 

 61.6 

 56.4 

 65.4 

 60.0 

 69.4 

 73.0 

 71.1 



7.21 

 6.90 



573 

 597 

 636 



LY 



DG-LG... 

 LG-LY. . . 



Medium 



do 



do 



6.93 

 7.14 

 7 54 



662 



LY 



do 



8 05 



764 

 851 

 877 

 937 



LY 



LG 



LG 



LY 



Thick 



Very thick 



Thick 



do 



6.83 

 6.32 

 6.34 

 6.58 



1025 



LY 



LG 





7.42 



1049 



do 



7.51 



1072 



DG-Y 



do 



7.49 











.9121 



.54 



10.8 



3.45 



69.1 



7.10 











Chula Vista (Tree 5). 



493 

 544 

 574 

 598 

 637 

 663 

 765 

 852 

 878 

 936 

 1023 

 1048 

 1071 



July. 

 Aug. 

 Sept. 

 Oct.. 

 Nov. 

 Dec 

 Feb. 

 Mar. 

 Apr. 

 June. 

 July. 

 Aug. 

 Sept. 



LG-LY ; Thick 



DG i Medium.... 



LG j do 



LG-LY...! do 



LG ! do 



LG i do 



LY do 



LG ! Thick 



LG I Medium 



DG-LG.. .1 Very thick. 



LY ! do 



LG Thick 



DG-Y ' Medium.... 



Average . 



0. 9423 

 .9396 

 .9487 

 .9368 

 .9307 

 .9421 

 .9084 

 .9152 

 .9268 

 .9314 

 .9351 

 .9363 

 .9280 



.9324 



0.56 



11.2 



3.41 



68.2 



.50 



10.1 



3.43 



68.6 



.59 



11.8 



3.94 



78.8 



.50 



9.9 



3.88 



77.6 



.69 



13.8 



3.50 



70.0 



.84 



16.8 



3.47 



69.4 



.54 



10.8 



3.78 



75.6 



.49 



9.8 

 10.6 







.53 



3.22 



64.4 



.49 



9.8 



2.69 



53.8 



.49 



9.8 



2.99 



59 8 



.54 



10.8 



2.95 



59.0 



.43 



8.6 



3.31 



66.2 



.55 



11.1 



3.38 



67.6 







Escondido (Tree 6). 











505 July 



534 Aug 



568 Sept 



599 Oct 



DG-FY... 

 LG-FY 



DG 



DG 



Medium-thick. . 

 do 



0. 9437 

 .9369 

 .9205 

 .9074 

 .9186 

 .9240 

 .8991 

 .9231 

 .9210 

 . 9247 

 .9410 

 .9313 

 .9341 



0.48 

 .50 

 .60 

 .58 

 .63 

 .59 

 .42 

 .49 



9.6 

 10.0 

 12.0 

 11.6 

 12.6 

 11.8 

 8.4 

 9.8 



3.22 

 3.22 

 2.87 

 2.82 

 2.99 

 3.03 

 2.62 

 2.76 

 2.80 

 2.95 

 2.97 

 2.58 

 3.03 



64.4 

 64.4 

 57.4 

 56.4 

 59.8 

 60.6 

 52.4 

 55.2 

 56.0 

 59.0 

 59.4 

 51.6 

 60.6 



6.02 

 6.23 



Thick 



6.12 



do 



6.42 



626 Nov 



DG 



LG 





6.37 



671 Dee 



do 



6.51 



766 Feb 



LY 



LG 



LG 



LG 



DG-LY 



DG 



LG 



Thick 



6.20 



826 Mar 



885 Apr 



925 May 



971 June 

 1021 July 

 1062 Aug 



do 



6.23 

 6.27 



.....do 



do 



Thick 



.50 

 .50 

 .37 

 .39 



10.0 

 10.0 

 7.4 

 7.8 



6.04 

 6.27 

 6.30 



do 



6.97 





.9250 



.50 



10.1 



2.91 



58.2 



6.31 







1 DG,dark green; LG, light green; LY, light yellow: FY, full yellow. 



2 All acid is calculated as citric with water of crystallisation. 



