Root towers - Tracer methods and ingrowth cores

Plastic bags cover plants in order to collect transpiration water from the plant containing isotope tracers
Plastic bags cover plants in order to collect transpiration water from the plant containing isotope tracers
Injecting isotope water or 15N at different depths
Injecting isotope water or 15N at different depths
Testing drought conditions in top layers of soil
Testing drought conditions in top layers of soil
Irrigation of each chamber at the top of the towers
Irrigation of each chamber at the top of the towers
Ingrowth core from root tower
Ingrowth core from root tower
Ingrowth cores with roots and soil collected from root towers
Ingrowth cores with roots and soil collected from root towers