60 TREES AND TREE-PLANTING. 
for the wind. As a consequence no corn matured near 
the road on either side. The timber south of B was very 
heavy, and the yield of corn in that part of the field was 
forty bushels to the acre; while south of A the timber 
was much lighter, and as a result the yield of corn was 
not more than twenty bushels to the acre. 
“The figure below represents a field of corn reported 
by Mr. Van Deman, situated on the Neosho River, two 
miles south of Neosho Falls. At A the field of corn was 
forty bushels to the acre. Further north, at B, beyond 
the influence of the southern protection, the corn dried 
up and was much lighter. 
“The following figure represents a corn-field north 
and east of an orchard eighteen years old, trees large 
and closely planted, Linn County, Kansas. Reported by 
