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Research into human interactions in past global changes at a landscape scale offers a common unit for integrating diverse evidence and allows the changes to be traced through time. Holocene pedogenic change and climatic and anthropogenic factors on a loess tableland in the semi-arid region of the middle reaches of the Yellow River drainage basin were investigated. Several Holocene loess-soil profiles...
To make paper from wood raw materials, wood chips must be processed to turn them into individual fibers or fiber bundles. In mechanical pulping this is accomplished by introducing energy into the wood chip or fiber bundles as the wood chips are passed between a set of counter-rotating plates; these are up to 1.5 m in diameter and operate with a plate clearance on the order of 0.1 mm and plate peripheral...
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