Value environment characters of crop stalks based board with life cycle assessment(LCA)

The objective of the study was to know and value the environmental characters of the crop stalks based board and valuing them qualitatively with the life cycle assessment（LCA），and compared the environmental characters of the crop stalks with the characters with the wood based board. The results show that it is benefits to protect soil resources，forestry resource，keep carbon and reduce the CO2 discharge. It also gives some suggestions about the building and managing of crop stalks based board production line in order to adapt better the development of wood-based board industry.［Ch，1 fig. 1 tab. 16 ref.］