Bui. 89 Bureau of Entomology. U S. Dept. of Agriculture. 
Plate V. 
Ridge of Soil Under Trellis. 
Big. 1. — Vineyard view In the spring, snowing ridge of undisturbed soil nnder the trellis. 
Fig- 2.— Vineyard view. Bhowing ridge of >"il under trellis as formed at the last eultivation 
of the preceding summer. North Bast, Pa. (Original.) 
