Gambles R L,Zuffa L.Conversion and use of poplar and willow biomass for food[J].Forage energy in North America[R].Room:International Poplar Commission,1984:1-30
[9]
Isebrands J G,Parham R A.Tension wood anatomy of short-rotation Populus spp.before and after kraft pulping[J].Wood Science,1974,6(3):256-265
[10]
Bowersox T W,Ward W W.Growth and yield of close-spaced young hybrid poplars[J].Forest Science,1976,22(4):449-454
[11]
Murphey W K,Bowersox T W,Blankenhorn P R.Selected wood properties of young Populus hybrids[J].Wood Science,1979,11(4):263-267