. Instructions in spraying [microform]. Spraying and dusting in agriculture; Agricultural pests; Pulvérisation et poudrage en agriculture; Ennemis des cultures, Lutte contre les. Currant Worms and the Saw Flies to which they Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Ontario. Dept. of Agriculture. [Toronto? : Ontario Dept. of Agriculture]

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectsprayinganddustingin