Wisconsin State Horticultural Society / Annual report of the Wisconsin State Horticultural Society for the year 1910
Volume XL, Part II (1910)
Melville, J. G., et al.
The Northwestern Greening apple, pp. 125-137 PDF (2.8 MB)
Spraying. Arsenate of lead., pp. 137-140 PDF (888.2 KB)
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