Herbicides:
MacLean, J.T.
Herbicides: ecological effects, January 1983 - December 1984 - 1985 - Printed
Bibliography NAL, USDA, Beltsville, Md. 20705 - USA
English
Agricultural chemicals
Pollution
Protection of plants general aspects
86-044944
Herbicides: ecological effects, January 1983 - December 1984 - 1985 - Printed
Bibliography NAL, USDA, Beltsville, Md. 20705 - USA
English
Agricultural chemicals
Pollution
Protection of plants general aspects
86-044944