共 3 条
[1]
Bunn E H.The nature of the resource. New Zealand Journal of Forestry . 1981
[2]
Lantz C W,Hofmann J G.Geographic variation in growth and wood quality of loblolly pine in North Carclina. . 1969
[3]
Taylor F W,Burton J D.Growth ring characteristics, specific gravity, and fiber length of rapidly grown loblolly pine. Wood and Fiber Science . 1982