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Title: Root interaction between Bromud tectorum and Poa pratensis: a three-dimensional analysis

Journal Article · · Ecology; (United States)
OSTI ID:5745685

The spatial distribution of roots of two alien grasses, Bromus tectorum and Poa pratensis, grown singly and in a mixture, was examined using a double-labelling radioisotope technique. Interactions between the root systems of these plants led to a restricted B. tectorum rooting volume in P. pratensis neighborhoods greater than or equal to30-d-old. The roots of B. tectorum failed to develop laterally. The altered B. tectorum root systems may contribute to its inability to persist in established P. pratensis swards.

DOE Contract Number:
EY-76-S-06-2225-020
OSTI ID:
5745685
Journal Information:
Ecology; (United States), Vol. 63:3
Country of Publication:
United States
Language:
English