12 



BULLETIlSr 697, U. S, DEPARTMENT OF AGRICULTURE. 



Table I. — Performance record of Marsh grapefruit tree No. 1-14-30, etc. — Continued. 

 Summarized Record foe Six Seasons. 



Grades and sizes. 



1910 



1911 



1912 



1913 



1914 



1915 



Total. 



Aver- 

 age. 



Weight of fruits: 



Ivory-White grade 



Lhs.oz. 



1S7- 9 



304- 7 



0- 



Lhs.oz. 



109- 9 



532-11 



0-0 



Lhs.oz. 



369-13 



212- 7 



8- 



Lhs.oz. 



149-12 



238- 7 



72- 3 



Lhs.oz. 



240-12 



218-12 



18- 



Lhs.oz. 

 292-11 

 192- 3 

 21- 4 



Lhs.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— 



112 and smaller 



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 



Standard grade 



357 





76 









487 



850 



711 



749 



6()3 



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 



487 



850 



692 



556 



549 



573 



3,707 



618 







Number of seeds: 



112 and smaller 





 \ 



2 



1 

 3 



3 



4 



{ i 



{') 

 (2) 



1 

 

 



3 

 

 5 



4 

 



1 



(2) 



3 





 



\l 



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 





1.7 



24 and larger 



2.4 



112 and smaller 



1.6 



64 



2.7 



24 and larger 



2.4 



Cull grade — 



112 



3.7 



64 



2.6 





3.5 







Total 







20 



14 



7 



25 



40 



106 



2.4 







1 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. 



