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Anthracnose on winter squash fruit

Anthracnose spots on the surface of Waltham butternut squash, following lengthy storage.
Photo courtesy of T.A. Zitter, Cornell University, Ithaca, NY

Anthracnose lesion on butternut fruit directly from field.
Photo courtesy of T. A. Zitter, Cornell University, Ithaca, NY.


Anthracnose on Delicate squash following field infection.
Photo courtesy of T. A. Zitter, Cornell University, Ithaca, NY.


Anthracnose (Colletotrichum orbiculare) lesions appearing on butternut squash ('Harris Betternut') following 3 mo. storage. The 2005 growing season was particularly hot and dry which may have encouraged this post-harvest breakdown.
Photo courtesy of T. A. Zitter, Cornell University, Ithaca, NY.


Anthracnose (Colletotrichum orbiculare) lesions appearing on butternut squash ('Harris Betternut') following 3 mo. storage. Setae can be seen on the lesion with the aid of magnification.