4Avella M, Bozzi C, Focher B, et al. Steam-exploded wheat straw fibers as reinforcing material for polypropylene-based composites, Characterization and properties [ J]. Die Angewandte Makromoleku- lare Chemie, 1995, 233 ( 1 ) : 149 - 166.
5Geng Y, Li K, Simonsen J. Effects of a new compatibilizer system on the flexural properties of wood-polyethylene composites[ J]. Jour- nal of Applied Polymer Science, 2004, 91 (6) : 3667 -3672.