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Portable tests deliver plant disease results in under 30 minutes
who recently earned her Ph.D., report their success creating tests to tell if rhododendrons have been infected by Phytophthora ramorum, a type of water mold known as an oomycete. The researchers ...
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Why your arborvitaes are turning brown and how to save them
Phytophthora can spread to other plants with similar needs, such as rhododendrons or spruces. The pathogen can survive in the ...