Bui. 933, U. S. Dept. of Agriculture. 



Plate V. 



Fig. I. — Plantation of Black Walnut in Howard County, Ind. The 

 Trees are Closely Spaced, and Those Standing Along the Outer Edge 

 Measured Larger in Diameter than those Inside. 



Fig. 2.— Black-Walnut Plantation, Showing Clean Stems Made by High 



Pruning. 



