This bulletin tells briefly how to fight the more common insect pests and plant diseases which infest Iowa orchards and gardens, especial attention being given to the apple. The directions are up-to-date and are based upon the work of scientific investigators and the experience of practical fruit growers. While they are given to meet the peculiar needs under Iowa conditions, they are nevertheless general, and the strength of the mixtures and number of sprayings will need to be varied somewhat to meet changing conditions.



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