60 MISC. PUBLICATION 318, U. 8S. DEPT. OF AGRICULTURE 
When these materials are being used in the demonstration, they should 
be handled in such a way that they are plainly visible to the audience. 
Diagrams or charts will help to illustrate the feeding habits and 
different kinds of mouth structures of insects, and other minute 
processes and structures. 
To have their demonstration fundamentally sound and complete, 
club members should make an exhaustive study of all the subject- 
matter material available relating to their demonstration. In addi- 
tion to using the material in this manual, club members may consult 
such well-informed persons as the county agricultural agent, club 
agent, or extension specialist, and obtain bulletins from them on the 
particular subject being demonstrated. , 
SAMPLE OUTLINE FOR TEAM DEMONSTRATION ON INSECT CONTROL 
Demonstrators names 2 awe eee Demonstrator’s name 
1. Introduction (talking and showing). 
Reasons for giving demonstration : 
Kinds of insects prevalent in 
community. 
Damage done by these in- 
sects. 
Most important insect in com- 
munity: 
Host of this insect. 
Nature of damage by this 
insect. 
Economic or 
value of host. 
aesthetic 
2. First part of demonstration (talking 
and working). 
A. Habits of the insects: 
(1) Time of year and place 
where the different life 
(No talking.) 
Demonstrator assists teammate with 
work. 
Furnishes teammate with equipment 
and supplies as needed. 
stages (egg, larva or 
nymph, pupa, and adult) 
are found. 
B. Relation of habits to control: 
(1) Feeding. 
a. Chewing. 
b. Sucking. 
(Under cover or out in 
open. ) 
(2) Where insects spend the 
winter. 
(3) Migration (check by bar- 
riers). 
(4) Others. 
3. Second part of demonstration (talk- 
ing and working). 
A. Control methods: 
(1) Insecticidal. 
a. Kind. 
1. Name of poison. 
2. Contact or stomach 
poison. 
b. Cost. 
c. Method of mixing in- 
secticide. 
J. Dilution. 
2. Procedure. 
d. Methods of application. 
(No talking.) 
Demonstrator assists teammate with 
work. 
Furnishes teammate with equipment 
and supplies as needed. 
