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...
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...
