PLATE VIII Page 



Fig. 1 Sugar beet leaf discolored by feeding of insects shown in 



Figures 3 and 4 1 28 



2 Eggs of Green Peach-aphis, Myzus persicae Sulz. (En- 



larged) 116, 117 



3 Nymph of Figure 4 (Enlarged) 128 



4 Adult Leaf-hopper, Eutettix strobi Fitch (Enlarged) 128 



5 Sugar beet leaf affected by Curly-top 123, 124 



6 Nymph of Figure 7 (Enlarged) 123, 126 



7 Sugar beet Leaf-hopper (Eutettix tenella Baker), which 



carries the disease known as Curly-top (Enlarged) . . 1 23 , 1 26 



8 Clover Leaf-hopper, Agallia sanguinolenta Prov. (En- 



larged) 126, 127 



9 Wingless Green Peach-aphis (Enlarged) 116 



10 Winged Green Peach-aphis (Enlarged) 116 



1 1 Nymph of False Chinch Bug (Enlarged) 1 19, 1 2 1 



12 Adult False Chinch Bug, Nysius ericae Schill. (Enlarged) . 1 19, 121 



Note: In case of enlargement, a natural size black and 

 white outline drawing is shown beside the colored picture. The 

 only exception to this on Plate VIII is Figure 2. 



24 



