AS MISC. PUBLICATION 318, U. 8. DEPT. OF AGRICULTURE 
VISIT CONTROL PROJECTS. MAKE MOUNTS OF INSECTS 
AND PLANTS 
[Sixth meeting—July] 
1. Piece of glass about 6 by 8 inches (win- 
dowpane). 
2. Shallow box, 6 by 8 by 1 inches. 
. Cotton. 
. Insect and portions of damaged plants 
or products. 
. Paper for labels. 
. Tools: Hammer, saw, pincers, chisel, 
ete. 
UE ee eae amount 7. Record sheets for insect-control experi- 
injury to host. ment. 
Procedure: 
1. Visit control project. 
a. Compare sprayed and unsprayed plants. 
b. Select life stages of the ‘insect. 
c. Select typical injury to leaves, fruits, or 
twigs. 
2. Fit lid for box; use glass for top. 
3. Place cotton in box. 
4, Arrange insect and damaged leaves, cloth, ete., in 
box. 
5. Fasten lid on box. 
6. Fill out record skeet with information on spray 
FI e z = E 120.—Mount for insect coma: 
complete, showing in- 7. Write narrative report. Sample copy of a narra- 
sect and injured host. tive report appears on page 51. 
orn) | Ha Co bh 
CHECK RESULTS OF CONTROL. EXHIBIT CONTROL MATERIAL 
[Seventh meeting—August] 
Equipment: 
1. Pencil and notebook. 
2. Equipment to weigh or measure crop. 
3. Insect mounts. 
FIGURE 121.—Materials used in insect studies. 
4. Preserved specimens of immature insects. 
5. Potted plants showing insects and damage. 
Procedure: 
1. Harvest crop. 
2. Weigh or measure crop. 
3. Record weights or measures for check and control. 
4, Arrange exhibit Showing each club member’s mounts, preserved insects, 
and potted plant; also any notes available. 
PA. 
