8 
BULLETIN 993, U. S. DEPARTMENT OF AGRICULTURE. 
Table 2. — Composition of Lisbon lemons grown in various sections of California. 
BONITA (TBEE 2). 
Sam- 
ple 
No. 
Month 
picked. 
Color, i 
Thickness of 
peel. 
Specific 
gravity 
of fruit. 
OH 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 
LY 
FY 
FY 
LY 
Medium 
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 
7 42 
595 
Thick 
6 55 
629 
Medium 
7 35 
674 
Thin 
6 97 
779 
.8511 
.9159 
.9118 
.9074 
.9148 
.9215 
.9455 
6 79 
822 
882 
920 
do 
do 
Thick 
6.23 
6.21 
6 49 
975 
1027 
Medium-thin . . . 
7.07 
6 83 
1057 
do 
6.97 
.9046 
.52 
10.5 
3.48 
69.6 
6.82 
Chxjla Vista (Tree 4). 
492 
543 
573 
July 
Aug 
Sept 
Oct 
Nov 
Dec 
Feb 
Mar 
Apr 
June 
July 
Aug 
Sept 
LG-LY... 
DG-FY... 
LY 
DG-LG... 
LG-LY... 
LY 
LY 
LG 
LG 
LY 
LY 
LG 
DG-Y.... 
Medium-thick . . 
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 
7.24 
6.90 
6.93 
597 
636 
662 
764 
851 
877 
do 
do 
do 
Thick 
Very thick 
Thick 
7.14 
7.54 
8.05 
6.83 
6.32 
6.34 
937 
1025 
do 
6.58 
7.42 
1049 
1072 
do 
do 
7.51 
7.49 
Average . . . 
.9121 
.54 
10.8 
3.45 
69.1 
7.10 
' 
Chula Vista (Tree 5). 
493 
July 
Aug 
Sept 
Oct 
Nov 
Dec 
Feb 
Mar 
Apr 
June 
July 
Aug 
Sept 
LG-LY 
DG 
LG 
LG-LY... 
LG 
LG 
LY 
LG 
LG 
DG-LG... 
LY 
LG 
DG-Y.... 
Thick 
0. 9423 
.9396 
.9487 
.9368 
.9307 
.9421 
.9084 
.9152 
.9268 
.9314 
.9351 
.9363 
.9280 
0.56 
.50 
.59 
.50 
.69 
.84 
.54 
.49 
.53 
.49 
.49 
.54 
.43 
11.2 
10.1 
11.8 
9.9 
13.8 
16.8 
•10.8 
9.8 
10.6 
9.8 
9.8 
10.8 
8.6 
3.41 
3.43 
3.94 
3.88 
3.50 
3.47 
3.78 
68.2 
68.6 
78.8 
77.6 
70.0 
69.4 
75.6 
6.79 
544 
6.82 
574 
598 
637 
663 
765 
852 
do 
do 
do 
do 
do 
Thick 
7.32 
6.81 
7.74 
7.81 
6.83 
6.27 
878 
3.22 
2.69 
2.99 
2.95 
3.31 
64.4 
53.8 
59.8 
59.0 
66.2 
5-81 
936 
1023 
1048 
Very thick 
do 
Thick 
6.55 
7.44 
7.32 
1071 
Medium 
7.14 
.9324 
.55 
11.1 
3.38 
67.6 
6.97 
Escondido (Tree 6). 
505 
534 
568 
July 
Aug 
Sept 
Oct 
Nov 
Dec 
Feb 
Mar 
Apr 
May 
June 
July...... 
Aug 
DG-FY... 
LG-FY... 
DG 
DG 
DG 
LG 
LY 
LG 
LG 
LG 
DG-LY... 
DG 
LG 
Medium-thick. . 
do 
Thick 
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 
6.12 
599 
626 
do 
6.42 
6.37 
671 
766 
do 
Thick 
6.51 
6.20 
826 
885 
do 
6.28 
6.27 
925 
971 
1021 
do 
do 
Thick 
.50 
.50 
.37 
.39 
10.0 
10.0 
7.4 
7.8 
6.04 
6.27 
6.30 
1062 
do 
6.97 
.9250 
.50 
10.1 
2.91 
58.2 
6.31 
i DG, dark green; LG, light green; LY, light yellow: FY, full yellow. 
2 All acid is calculated as citric with water of crystallization. 
