3 treff

Guidelines on organization and operation of training schemes and certification procedures for operators of pesticide application equipment
Wiles, T.L.
Bok Engelsk 2001
Guidelines on organization of schemes for testing and certification of agricultural pesticide sprayers in use
Wiles, T.L.
Bok Engelsk 2001
Guidelines on procedures for the registration certification and testing of new pesticide application equipment
Wiles, T.L.
Bok Engelsk 2001