In recent years considerable work has been done in the development of improved logging machinery. The word improvement may bring to mind entirely new or improved systems which offer the logger greater mobility and efficient use of manpower. Logging has generally been labor intensive, however, "The need to achieve greater...
Solid municipal waste was applied to Sagehill sand at rates of
0, 100, 200, and 400 tons/acre (0, 67, 133, and 267 tons dry matter).
Sewage sludge (2% solids) was applied at 55 gallons per ton of solid
waste. Hyslop winter wheat was planted as a cover crop in October...
Difficulties have been encountered in gluing some Southeast
Asian woods using phenolic resin. Extractives in veneers from the
trade groups yellow, white, and red meranti (Shorea, Parashorea,
and Pentacme spp. ), keruing (Dipterocarpus spp. ), and kapur
(Dryobalanops spp. ) were suspected to be able to modify resin cure
and...
