Eighth report, National Spray Model and Application Technology Working Group Meeting : USDA Forest Service Technical Working Group / prepared by Harold Thistle and Pat Skylar.
|Main Author:||Thistle, Harold.|
Missoula, MT. : USDA Forest Service, Technology & Development Program, 1999.
> Forest Health Technology Enterprise Team.
> National Spray Model and Application Technology Working Group.
Aerial spraying and dusting in agriculture > Environmental aspects > Congresses.
Pesticides > Application > Environmental aspects > Congresses.
54 p. :
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