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- noun hydrology The
sheddingof excess waterfrom leavesto the ground.
from Wiktionary, Creative Commons Attribution/Share-Alike License
Stemflow, canopy drip, and throughfall - Encyclopedia of Earth
In vegetated systems, some precipitation may reach the ground by stemflow, but most often reaches the soil by a process called throughfall.
Hydrologic cycle 2007
The "Rutter model" for forest evapo- transpiration, the transport of water into the atmosphere, combines throughfall of rainwater, interception, evaporation and transpiration.