Material in this section originates from the following categories in our Subject Index:

Biodiversity -- C3 vs C4
Competition -- C3 vs C4

Material preceded by an asterisk (*) was posted after this subject summary was written and therefore is not included in the summary.  This material will be integrated into the summary at a later date.

Summary

* -- C4 Weeds Competing with C3 Crops: Barnyard Grass vs. Rice

* -- Elevated CO2 Influences C3/C4 Plant Growth Interactions

Elevated CO2 Stimulates Growth in a Shortgrass Steppe Ecosystem

Pasture and Rangeland Responses to Elevated CO2

C3 and C4 Plant Responses to Elevated CO2 and Water Stress

Responses of Wild C4 and C3 Grass Species to Elevated CO2

Responses of a Tallgrass Prairie Ecosystem to Eight Years of Atmospheric CO2 Enrichment

Responses of Three Desert Plants to Elevated CO2

Effects of Fungi on Prairie Plants