Thus, the maximum relative biomass response of the community and the irrigation level at which this response was observed were determined by the different soil water requirements of the competing species, their potential to respond to CO 2 enrichment, and their abundances in the system.
(this response; was observed; L:the irrigation level) (the maximum relative biomass response of the community and the irrigation level; were determined; by the different soil water requirements of the competing species)
this response the maximum relative biomass response of the community and the irrigation level
was observed were determined
L:the irrigation level
by the different soil water requirements of the competing species