Triangulating from the cairns…
Knowledge graph centered on stable isotope analysis with 33 nodes and 122 connections. Top connected: Ligusticum porteri, Spruce, Populus, elevational gradients, Helianthella.
Carbon and nitrogen stable isotope analysis of ant tissues to determine trophic position and dietary composition. Involves specimen preparation, drying, grinding, and mass spectrometry analysis.
Synthesized from method descriptions across 1 paper using this protocol.
Steps below were extracted from the most recent peer-reviewed implementation of this protocol in the corpus — Progressive sensitivity of trophic levels to warming underlies an elevational gradient in ant–aphid mutualism strength (2019), Oikos. Implementations in other papers (listed below) may differ.