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Zuccini , Summer Squash - Knowledgebase Question
Lawns
Oceanside, Ne
Question by
dmarino1
August 9, 2009
What is the white film on the leafs?
Answer from
NGA
August 9, 2009
The white film is most likely powdery mildew. You can prevent it with sprays of a labeled product such as neem oil, potassium bicarbonate or bayleton.
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