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New Zealand J H Troughton
The availability of land for energy
The influence of energy farming on
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26 November agricultural alcohol production ammonia annual Areas of soils capital cost cellulose chemical chips coal combustion converted crops cubic metre DSIR DSIR Information Series economic efficiency electricity energy content energy farming energy harvest energy plantation energy production energy requirements energy source Engineering ethanol eucalypts export fermentation figures food production fuel gas fuelwood glucose gross margins grown heat hectare-year hectares hemicelluloses hydrochloric acid hydrolysis hydrolyzate increase industrial input joules land lignin liquid fuels logs Lower Hutt lucerne maize methane million hectares N.Z. Forest Service natural gas North Island percent petrol Pinus radiata Potential for Energy pulp pulpwood Purox pyrolysis pyrolysis plant radiata pine raw material recovery residues rotation roundwood sawlog soils of high soils suitable species sugar beet sulphuric acid supply Symposium synthesis gas synthetic Table temperature tonne tonne/day total area transport trees utilisation wheat wood waste Zealand