CORRESPONDENCE
SEEDLINGS BEING EATEN. "Woodie." —The most probable ex- __ ftlanation i§ slugs, 9S. §nail& Dust
liberally with soot, alum, or lime. Tobacco dust would also be effective. The applications must be repeated after rain whatever you use, as these things are only effective while dry.
ROSE BUSHES DYING BACK. "A.M.I."—-According to an Australian authority on roses, "Die back is a constitutional disease of the pernetiana class which they inherited from their progenitor, the Persian yellow brier, which is particularly liable to black spot. Black spot attacks the foliage, causing premature defoliation; thus the branches, being deprived of the nourishment which the foliage assimilates and conveys to the plant, either die back at once or cannot ripen properly. Die back is not infectious, and knowing the cause, hy good cultivation and judicious pruning, the effects may to a great extent be minimised. Apparently there is no permanent remedy. The aphis can only be eliminated by persistent spraying with an approved insecticide.
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Bibliographic details
Evening Post, Volume CXXVI, Issue 90, 13 October 1938, Page 29
Word Count
160CORRESPONDENCE Evening Post, Volume CXXVI, Issue 90, 13 October 1938, Page 29
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