Colorado mountains

Pattern and control of primary production

Plant growth in most ecosystems forms the base or “primary” component of the food web. The amount and type of plant growth in an ecosystem helps to determine the amount and kind of animals (or “secondary” productivity) that can survive there.

Changes in crop productivity as a result of shallow groundwater, Yahara Watershed, Wisconsin

Poster Number:  330 Presenter/Primary Author:  Samuel Zipper A primary limitation on agricultural yields in many parts of the world, including the US Corn Belt, is the quantity and temporal distribution of water resources.

Climate drivers of Spartina marsh production on the Georgia coast

Poster Number:  324 Presenter/Primary Author:  Kazimierz Wieski Global climate changes are altering functioning of the earth’s ecosystems. Tidal saltmarshes are threatened by sea level rise and changes in weather patterns.

Modeling The Production of Salt Marsh Grasses

Poster Number:  323 Presenter/Primary Author:  Adrian Burd Salt marsh grass species change as one moves from high marsh areas to low marsh areas. This is a result of many factors including light, salinity and nutrient availability.

Photosynthetic and resource acquisition traits in annual and perennial cereals

Poster Number:  322 Presenter/Primary Author:  Nikhil Jaikumar Perennial polycarpy and annual monocarpy are conflicting plant life history strategies with differing strategies of resource allocation.

Microbial mat nutrient storage in the McMurdo Dry Valleys, Antarctica

Poster Number:  321 Presenter/Primary Author:  Tyler Kohler Microbial mats from Antarctic Dry Valley streams are important nutrient and carbon subsidies to Dry Valley lakes and soils, either transported by wind or flow.

Background Photo by: Nicole Hansen - Jornada (JRN) LTER