heli-mulching
n.— «Rice straw dropped from a heavy-lift helicopter rained down like snow Monday on fire-blackened forest land north of Oroville in an effort to control erosion. The process, known as “heli-mulching,” is set to continue through Halloween if weather permits.» —“Chopper Drops Straw On Fire-Ravaged Forest” in Butte County, California KCRA-TV (Sacramento, California) Oct. 20, 2008. (source: Double-Tongued Dictionary)
Further reading
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