From the text (p.93) ... 'Large areas along the northern portion of the longleaf belt are coming up to loblolly and shortleaf pine due, primarily, to fire protection, but also to the absence of longleaf pine seed and utter failure to apply the methods needed to reproduce longleaf pine naturally. This failure is due, in turn, to past ignorance of the role of fire in growing pines -- an ignorance displayed not only by settlers and farmers who practiced annual burning, but later by foresters who attempted to prohibit altogether the use of this natural agency. If as now seems possible, we can learn to use and at the same time control fires, we will continue to raise pines in the South....' Published by American Forests. Abstract reproduced by permission.