JEQ Journal of Natural Resources and Life Sciences Education
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Fig. 5. Amount (kg x 106) of each type of pesticide used on agricultural crops in the Province of Ontario from 1973 to 1998.





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HOME HELP FEEDBACK SUBSCRIPTIONS ARCHIVE SEARCH TABLE OF CONTENTS
The SCI Journals Agronomy Journal Crop Science
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Journal of Natural Resources
and Life Sciences Education		 Soil Science Society of America Journal