Alternatives to Methyl Bromide in Forest Tree Nurseries
Methyl bromide (MBr) was listed for withdrawal under the Clean Air Act in 1993. Since then much research has focused on evaluating treatments to replace its use in forest nurseries and other crops. Almost all the techniques were tested before 1960 and then neglected in favor of MBr. Therefore, the real problem was to determine which now fit most effectively into a production scheme that has changed radically since MBr was widely accepted in the late 1960s. With few exceptions good estimates of the effectiveness of available alternatives was possible using published studies. To date, after regulatory losses of pesticides are considered, the most promising alternatives could have been predicted from a review of literature. Considering the probable costs and benefits associated with some retested alternatives, many efforts (money) might be difficult to justify.
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Author(s): William A. Carey
Publication: National Nursery Proceedings - 1998
Event:
Southern Forest Nursery Association Meeting
1998 - Lafayette, LA