102 DECIDUOUS FRUIT INSECTS AND INSECTICIDES. 
No. 8.—To each of S of the 24 trees treated in experiment 7 added barnyard 
manure to find value of fertilizers. 
First application, April 10, 1908; second application, July 7, 1908. 
No. 9.—To remaining 8 trees of experiment 7 added commercial fertilizer, 
4 pounds to each tree, spreading in a 7-foot circle. 
Fertilizer added May 7, 1908; second application, July 7, 1908. 
No. 10.—One gallon carbolineum mixed with 20 pounds of flour, then 25 
gallons water added to make emulsion; sprayed 72 trees, 48 of which were 
used for experiments 11 and 12 to get value of fertilizers. 
Sprayed whole tree April 10, 1908; sprayed trunks and limbs below foliage 
July 6, 1908. 
No. 11.—Used 24 trees of experiment 10, and added been yard manure, spread- 
ing it about tree in 7-foot circle. 
First application, April 10, 1908; second application, July 7, 1908. 
No. 12.—Used 24 trees of experiment 10, and added 4 pounds of commercial 
fertilizer to each tree, spreading it in 7-foot circle about tree and harrowing in. 
First application, April 10, 1908; second application (3 pounds commercial 
fertilizer), July 6, 1908. 
No. 13.—Used 1 gallon carbolineum, emulsifying it with 4 pounds soap (dis- 
solved in 4 gallons of water), and diluting the whole to § gallons; sprayed 144 
trees, 96 of these to be used in four more experiments. 
Application made April 10, 1908. 
No. 14.—Used 48 trees of plat 13. Sprayed twice. 
First application, April 10, 1908; second application, July 6, 1908. 
No. 15.—This was to have been a third spraying, but was found unneces- 
sary on account of absence of beetles. 
No. 16.—Used 24 trees of experiment 18. Barnyard manure (to get value of 
fertilizers) spread about trees in a 7-foot circle. 
First application, April 10, 1908; second application, July 6, 1908. 
No. 17.—Used 24 trees of experiment 13. Commercial fertilizer added, 4 
pounds to each tree, spread in a 7-foot circle to get value of fertilizer. 
First application, April 9, 1908; second application, July 3, 1908 (3 pounds 
fertilizer). 
No. 18.—Sprayed 6 trees with pure carbolineum without seeming injury to 
the trees. 
Application made April 9, 1908. 
No. 19.—Used 25 pounds of lime, 15 pounds sulphur, 6 pounds resin, 3 pounds 
arsenate of lead, and 50 gallons of water. Applied the mixture with a brush 
to trunks and large limbs of 6 trees. 
Application made April 17, 1908. 
No. 20.—Same as experiment 19, plus barnyard manure. Two of 6 trees in 
experiment 19 used. ; 
Application made April 17, 1908. 
No, 21.—Same as experiment 19, plus commercial fertilizer. Two of 6 trees 
in experiment 19 used. 
Application made April 17, 1908. 
No. 22.—One gallon carbolineum, 1 gallon lard, and 25 pounds resin. Painted 
trunks and larger limbs of 5 trees. 
Application made April 17, 1908. 
No. 23.—One bushel tobacco stems boiled for one hour in 4 gallons of water; 
one-half bushel stone lime and 4 quarts salt added; one-half pint crude carbolic 
acid used in each 12 quarts of the liquid. All gum and rough bark scraped from 
the trees and the paint put on with a broom. 
Applied the mixture to 72 trees April 22, 1908. 
