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| _Chrysanthemum leaf-spot._--Spray with bordeaux, 5-5-50, every ten days | ||
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Chapter 3. PROTECTING PLANTS FROM THINGS THAT PREY ON THEM | 
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or often enough to protect new foliage. Ammoniacal copper carbonate may be used, but it is not so effective.
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| _Chestnut._--The bark disease of chestnut has become very serious in |  |
_Cucumber diseases._--"Wilt" is a disease caused by bacteria that are |