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Powdery mildews
Pottorff, Laura Pickett.
Colorado State University. Cooperative Extension Service.
1999
Colorado State University Cooperative Extension
Fort Collins, Colo.
Caption title. "10/99."
Powdery mildew diseases
1 online resource ([2] p.).
eng
Gardening series. Diseases ; no. 2.902
UCSU20/6.22/2.902/1999/INTERNET
http://hdl.handle.net/10176/co:9633
757584545
2011-10-31T22:50:02.904Z