18,1 Lee: Mottled Leaf of Citrus Trees 89 
tree of the occurrence of mottled leaf, the variety and species 
on which the disease showed, and the species of the stock. A 
summary of these observations is presented in the following 
tables: 
TABLE 1.—Number of trees affected with mottled leaf upon pummelo stocks." 
Pummelo stocks budded with— beso pigpgntrcnoe glk 
Number.| Per cent. 
Galdmnondin = 5. ro cee ees 3 0 0.00 
Tile oo es a pe ee ee euak 28 2 7.14 
Peminels = os. Sec e 175 15. 42 
Pummelo stocks unbudded--_.-.----------------------------------- 86 14 16.27 
Tumors Se ee ae ee ce eee See 99 53. 53 
Mandarin orange... ..--.2---2242¢- 2 3ste-- 22 ee esses ee --eeae 348 259 74,42 
Cabinet eee oni 4 75.00 
Grapefruit -______- naee 127 98 77.16 
Sweet orange -_....--- Rae pe a Ae ce eeberseekaeeee 223 191 85. 65 
Tangelo eee apes 50 48 96. 00 
«The term pummelo is used here to indicate the East Indian form of Citrus maxima; in 
the West Indies the term shaddock is used for the same type of fruits. The tangelo is a 
hybrid between the tangerine and the grapefruit. 
TABLE 2.—Number of trees affected with mottled leaf upon cabuyao stocks. 
Cabuyao stock budded with- Total. | Teese sagtel ge 1 
Number.| Per cent. 
amen ie api necsanchekherseniier 2 0 0.00 
Ry 0 2s ea aes ce a 2 0 0,00 
Seurovatigw..<2022 2 his ED See I BS nee Re 2 0 0.00 
Lemon ____ tere eee ee. Brie Pe es ae giana 1 0 0, 00 
Piiinalo. os ee a ea ee ee ee Bed i 0 0.00 
Sweet orange ______------ SE ea eR Ie eae 2 19 5 26,31 
Tangelo ______.-.. mae GS EP TURE BOTS 11 q 63. 65 
Mandarin orange...-.--------------------------------------------- 3 2 66. 66 
TABLE 3.—Number of trees affected with mottled leaf on sour orange stocks. 
Total | Trees affected with 
mottled 
Sour orange stock budded with— eek f 
Number. | Per cent. 
Whemnaaln ye a ees eg eee ae eee 18 1 5.55 
’ Grapefruit #3 eee 8 1 12.5 
Ri Ss Smee es eel ee a Cees see eee 7 t 14. 28 
Mandarin orange.....----------------- = 84 8 28. 62 
28 12 42. 85 
