Effects of CO(2) and Nitrogen Fertilization on Soils Planted with Ponderosa Pine.

Johnson, D. W. ; Cheng, W. ; Ball, J. T. ; Walker, R. F.

Technical Information Center Oak Ridge Tennessee

关键词: Pine trees;    Fertilizers;    Carbon dioxide;    Soil chemistry;    Nitrogen;   

RP-ID  :  DE2002762781

学科分类：工程和技术（综合）

美国|英语

来源: National Technical Reports Library

【 摘 要 】

The effects of elevated CO(sub 2) (ambient, 525, and 700 (micro)l l(sup -1))and N fertilization (0, 10, and 20 g N m ^{yr) on soil pCO(sub 2), CO(sub 2) efflux, soil solution chemistry, and soil C and nutrients in an open-top chamber study with Pinus ponderosa are described.}