128 DECIDUOUS FRUIT INSECTS AND INSECTICIDES. 
Page. 
Glue and Paris green washes ineffective against California peach borer, injuri- 
OuS. to trees. . 55 52 Xo2e cle = se eee ee eee een oe nee ee ee eee 87 
‘* Gophers,’’ injury to root stocks of fruit trees in California................... 68 
Grape (see also Vitis). 
berry moth; control by;sprayime-= cs.2-k c=. ce oa ee eee 63 
European. (See Vitis vinifera.) 
food plant of Aspidiotus (Diaspidiotus) uve......-..---.--------+---- 115-124 
grape leafhopper (Typhlocyba comes)......-.--------------- 1-12 
rose-chafer ( Macrodactylus subspinosus) ..........---------- 53-64 
leafhopper. (See Leafhopper, grape.) 
IAN LAYAOVAIN, (CONMIROIL Onis JOMNBUIA Sano oeblos Sons sacGsucas5 seoesesecs 55 63 
Seale-control by spraying... cone ease eo oc ee eee 120-121 
SPLAVINE: IN -SUMIMET oh ots hee eae ae ee ee See 121 
Walniter Peas E Soe iete cin ee eee mere ictale eeore aeree 121 
Grapes, wild. (See Vitis spp.) 
Grasses; food) plats ohelarsonemusiculmicolus sees a rie ee eee iy 
perhaps food plants of Tarsonemus spirifex........------------------- 111 
silver-top disease caused by Tarsonemus culmicolus.........--------- 11 
Hexmatobia serrata, bibliographic reference. . - - - - Siar rae wil Rete tes 122 
: DY PCTOSUA TIT ULANG vars a Stare ahh = ae eet 122 
Hand picking rose-chafer beetles in vineyards.............2....2.-.+2-22.-25.-- 57-58 
Hyperallus calirox, parasite of Caliroa (Eriocampoides) amygdalina.....-.----- 101-102 
Johnson, Fred, paper, ‘‘Spraying Experiments Against the Grape Leafhopper 
in the ake BriesVallley:?22 vic es 3 Sa eeeeeee 1-12 
‘‘Vineyard Spraying Experiments Against the Rose- 
chafer in the Lake Erie Valley 7222-2525 eee 53-64 
Kerosene (see also Petroleum and Oil). 
emulsion agaist grape scale. : 2... cet posse eee Sere ee eee 121 
peach bud mite... id. 225s es cote rene See 114 
Ladybird, twice-stabbed, enemy of Aspidiotus uvx, bibliographic reference.... 122 
eathopper}\erape, adult, life: history. s.25242 2. be gee neck eee eee 6-7 
adults, ‘emergence In spring... 2-226 +=. 5 see a= oe ee 4-5 
not effectively controlled by sprays........-.-.----- 8 
Characteristics 2) Jeo Sub noo. Ss Cet oa oe 2-3 
control by spray applications against nymphs........------ 8-12 
cost of spray application in the Lake Erie Valley.......... 10-11 
ego stage; life history... 45. <Sucteee sa eee 5 
emergence of adults im'sprimgs..25 <2. 5/.0 2 ee 
habits.c toss 026s. 2 oes he eee Sete eerie 3 2-3 
hibernation: < cs ns esate ee eee 2 ie ki ee ie 2 eee 3-4 
injuries in the Lake Wrie Valley. .2222252.25cese— oe == 
in ‘the Lake Ernie Valley, conclision.: 5222222 3ese-< == =s2e ee 12 
spraying experiments............. 1-12 
life history 22... /o. 4220'ide02 55 5d Se ee 3-7 
nymphalistages, life history..4..22-:--44e-s54- eee eee 6 
nymphs, control by spray applications...........--------- 8-12 
remedial MeasuTes.c ss Loo. so- os ee ee eee -- 7-12 
Lecanium nigrofasciatum, bibliographic reference............------+--------+-- 123 
Lime, coal tar, and whale-oil soap against California peach borer.-........----- 87 
crude oil wash against California peach borer...............-.---------- 86 
oil mixture as preventive against California peach borer. ..........--..-- 83-85 
sulphur salt mixture against California peach borer.......-..------ sar 86 
Wash apainstiprape SCBLO si)... =- 55.052 12h a pee 120, 121 
