Forestry Pesticide Aerial Spraying 18 In the last 20 The

In the last 20 The rapid progress in recent times has resulted from the years particularly there have been major innovations

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cultural diversification

Forestry Pesticide Aerial Spraying 18 In the last 20 TheIntroduced to the technical aspects of forestry aerial spraying in the mid 1970's, we were immediately impressed by the complexity of the process of delivering pesticide to foliage. At that time, there was a vigorous public debate in New Brunswick about the ecological and public h~alth impacts of the annual spray program for the control of defoliation of spruce and fir trees by the spruce budworm. The forest industry is important to the province and