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Page 6 · column 3 of 6 · from the scan, no model involved

B-10 FOREST IMPROVEMENT. Improvement of a stand of forest trees on farmland. ■ C-l SOD WATERWAYS. Initial establishment of permanent sod waterways to dispose of excess water without causing erosion.
C-3 CONTOURING ORCHARDS. Initial establishment of, orchards, vineyards, strawberries, or bush fruits on the contour to prevent erosion.
C-9 OPEN DRAINAGE. Constructing permanent open drainage systems, to dispose of excess water.
C-10 TILE,DRAINAGE. Installing underground drainage systems to dispose of excess water.
C-14 CONSTRUCTING IR
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