AS MISC. PUBLICATION 318, U. S. 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. 
3. Cotton. 
4. Insect and portions of damaged plants 
or products. 
5. Paper for labels. 
6. Tools: Hammer, saw, pincers, chisel, 
ete. 
ree mount 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 pox. : 
4, Arrange insect and damaged leaves, cloth, ete., in 
box. 
5. Fasten lid on box. : 
6. Fill out record skeet with information on spray 
Freurs 120.—Mount soe NSS COR Oe 
complete, showing in- 7. Write narrative report. Sample copy of a narra- 
sect and injured host. tive report appears on page 51. 
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. 
Ua. hates nest eee = 
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. 
