Twenty-year growth of thinned and unthinned ponderosa pine in the Methow Valley of northern Washington [Pinus ponderosa, management objectives].
1981
Barrett J.W.
书目信息
USDA Forest Service Research Paper PNW (USA). no. 286.
语言
英语
注释
ill. 9 ref. AVAILABILITY: NAL, USDA, Beltsville, Md. 20705 - USA
类型
Journal Article; Non Conventional
团体作者
Universidad de Buenos Aires (Argentina). Facultad de Agronomia.
2012-11-15
AGRIS AP
