Robel pole method (Passeridae)

Knowledge graph centered on Robel pole method (Passeridae) with 19 nodes and 85 connections. Top connected: Spruce, Veratrum, Picea engelmannii, Zonotrichia leucophrys, Zonotrichia leucophrys oriantha.

Method synopsis

Used 120-cm modified-Robel pole from 4-meter distance at 1-meter height to measure vegetation density around nests at four cardinal directions. Recorded lowest height at which nest area was visible.

Synthesized from method descriptions across 1 paper using this protocol.

Typical Equipment

• 120-cm modified-Robel pole

Output Measurements

• vegetation density

Papers Using This Protocol (1)

Species Studied With This Protocol