A working plan for forest lands near Pine Bluff, Arkansas . DIAMETER BREAST HIGH-INCHES. Fig. 1.—Diagram showing the number of trees per acre for Shortleaf and Loblolly Pine and for thetwo species combined on a diameter breaslhigh. GRAZING. 13 How old the trees must have been to escape damage would dependchiefly on the intensity of the fires. It is probable that the first oneswere the most severe, from the accumulation of fuel which they wouldfind. On the whole, one would conjecture from the condition of theforest that they began about seventy-rive years ago. It was in 1819 that Arkansas, acqu
A working plan for forest lands near Pine Bluff, Arkansas . DIAMETER BREAST HIGH-INCHES. Fig. 1.—Diagram showing the number of trees per acre for Shortleaf and Loblolly Pine and for thetwo species combined on a diameter breaslhigh. GRAZING. 13 How old the trees must have been to escape damage would dependchiefly on the intensity of the fires. It is probable that the first oneswere the most severe, from the accumulation of fuel which they wouldfind. On the whole, one would conjecture from the condition of theforest that they began about seventy-rive years ago. It was in 1819 that Arkansas, acquired by the United States a- a partof the Louisiana Purchase in 1803. received a separate Territorialorganization, and in 1837 that it was admitted as a State. The settle- 401 i i , i i :i ...i. .i -, i / j. 36 32. 4 8 /2 /6 20 24 28 32 36 40OUTSIDE DIAMETER BREAST HIGH. Fig. 2.—Diagram showing the relation between diameter on the stump and diameter breasthigh for Shortleaf and Loblolly Pine. ment of the country took place, therefore, at the the con-dition of the forest leads us to infer that tires began. GRAZING. Cattle are not ranged extensively on the Sawyer & Austin tract andthey do practically no damage to the forest. Of sheep grazing thereis none. Hogs are numerous and hog ranging is common. This should beencouraged, since the hogs eat the acorns and thus work against the 14 WORKING PLAN FOR FOREST LANDS NEAR PINE BLUFF, ARK. reproduction of the oak, while the damage they do to pine seedlings istrifling. They also tear up and loosen the soil, thus preparing it wellfor the germination of pine seed. THE FOREST. Although the forests of this locality are commonly known as pinewoods, pine being the principal merchantable species, a pure growthof pine very seldom occurs. Except o
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