12 
BULLETIN" W1, U. S. DEPARTMENT OF AGRICULTURE. 
Table I. — Performance record of Marsh grapefruit tree No. 1-14-30, etc. — Continued. 
Summarized Record for Six Seasons. 
Grades and sizes. 
1910 
1911 
1912 
1913 
1914 
1915 
Total. 
Aver- 
age. 
Weight of fruits: 
Ivory-White grade 
Lbs.oz. 
187- 9 
304- 7 
0- 
Lbs.oz. 
109- 9 
532-11 
0- 
Lbs.oz. 
369-13 
212- 7 
8- 
Lbs.oz. 
149-12 
238- 7 
72- 3 
Lbs.oz. 
240-12 
218-12 
18- 
Lbs.oz. 
292-11 
192- 3 
21- 4 
Lbs.oz. 
1,350- 2 
1, 698-15 
119- 7 
225.0 
283.2 
Cull grade 
29.9 
Grand total 
492- 
642- 4 
590- 4 
460- 6 
477- 8 
506- 2 
3, 168- 8 
528. 1 
Sizes — 
47-15 
18- 8 
53-12 
70- 9 
61- 6 
66- 8 
173- 6 
394- 
56- 9 
65-11 
56- 4 
38- 6 
10-10 
20-12 
118- 6 
65- 4 
99- 2 
91- 4 
85-10 
45- 7 
77- 3 
241- 1 
66- 9 
36- 6 
17-9 
10- 5 
5- 9 
10-12 
77- 8 
83- 8 
66-15 
88- 5 
66- 1 
36-14 
40- 5 
152-13 
67- 2 
91- 6 
70-15 
44- 4 
24- 6 
34- 
1,031-11 
357- 8 
413- 4 
394-14 
306- 
189- 6 
356- 6 
171.9 
96 
59.6 
80 
68.9 
64 
65.8 
48 
51.0 
32 
31.6 
59.4 
Total 
492- 
642- 4 
582- 4 
388- 3 
459- 8 
484-14 
3,049- 1 
508.2 
Number of fruits: 
180 
307 

133 
717 

419 
273 
19 
223 
333 
193 
277 
272 
54 
335 
238 
36 
1,567 
2,140 
302 
261 
357 
76 
487 
850 
711 
749 
603 
609 
4,009 
668 
Sizes — 
112 and smaller 
72 
24 
62 
76 
61 
60 
132 
583 
68 
75 
59 
38 
10 
17 
185 
86 
122 
102 
88 
44 
65 
360 
97 
49 
22 
12 
6 
10 
125 
108 
77 
99 
69 
36 
35 
221 
81 
103 
73 
43 
23 
29 
1,546 
464 
488 
431 
311 
179 
288 
258 
96 
77 
80 
81 
64 
72 
48 
52 
32 
30 
48 
Total 
4S7 
850 
692 
556 
549 
573 
3,707 
618 
Ivory- White grade — 
( 2 ) 

( 2 ) 
( 2 ) 
{ I 
( 2 ) 
( 2 ) 
( 2 ) 
( 2 ) 
2 
1 
3 
4 
{ \ 
( 2 ) 
( 2 ) 
( 2 ) 
1 


3 

5 
4 

1 
( 2 ) 
( 2 ) 
( 2 ) 
3 


} 2 
} 2 
} ■• 
( 2 ) 
( 2 ) 
( 2 ) 
1 
6 
3 
2 
4 
3 
3 
1 
2 
3 
3 
6 
3 
2 
6 
5 
4 
8 
10 
10 
12 
8 
16 
12 
11 
13 
14 
2.0 
64 
1.7 
2.4 
Standard grade — 
1.6 
64 
2.7 
2.4 
Cull grade— 
112 
3.7 
64 
2.6 
3.5 
Total 

20 
14 
7 
25 
40 
106 
2.4 
i The excessive number of culls occurring in 1913 were due to the severe freeze of that season. 
2 Not counted. 
Descriptions of the important strains and variations from these 
strains are made in the field. Photographs of typical trees and 
fruits and their variations are obtained during the performance- 
record work, in order to illustrate their characteristics. All of the 
information collected in this way is brought together at the end of 
the season and classified. 
DESCRIPTIONS OF IMPORTANT STRAINS. 
The following descriptions of some of the important strains of the 
Marsh variety of grapefruit are summarized from detailed field 
observations, measurements, and studies of typical trees and fruits. 
