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2. Leaf spot - Wikipedia

   en.wikipedia.org/wiki/Leaf_spot

   A leaf spot is a limited, discoloured, diseased area of a leaf that is caused by fungal, bacterial or viral plant diseases, or by injuries from nematodes, insects, environmental factors, toxicity or herbicides. These discoloured spots or lesions often have a centre of necrosis (cell death). [1] Symptoms can overlap across causal agents, however ...

3. Cherry leaf spot - Wikipedia

   en.wikipedia.org/wiki/Cherry_leaf_spot

   Septoria padi (Lib.) Thüm. (1874) Cherry leaf spot (Blumeriella jaapii) is a fungal disease which infects cherries and plums. Sweet, sour, and ornamental cherries are susceptible to the disease, being most prevalent in sour cherries. The variety of sour cherries that is the most susceptible are the English morello cherries.

4. Spilocaea oleaginea - Wikipedia

   en.wikipedia.org/wiki/Spilocaea_oleaginea

   Spilocaea oleaginea. Spilocaea oleaginea is a deuteromycete fungal plant pathogen, the cause of the disease olive peacock spot, also known as olive leaf spot and bird's eye spot. This plant disease commonly affects the leaves of olive trees worldwide. The disease affects trees throughout the growing season and can cause significant losses in yield.

5. Xanthomonas campestris pv. vesicatoria - Wikipedia

   en.wikipedia.org/wiki/Xanthomonas_campestris_pv...

   Xanthomonas campestris pv. vesicatoria is a bacterium that causes bacterial leaf spot (BLS) on peppers and tomatoes. It is a gram-negative and rod-shaped. [1] It causes symptoms throughout the above-ground portion of the plant including leaf spots, fruit spots and stem cankers. [1][2][3][4] Since this bacterium cannot live in soil for more than ...

6. Corn grey leaf spot - Wikipedia

   en.wikipedia.org/wiki/Corn_grey_leaf_spot

   Corn grey leaf spot. Grey leaf spot (GLS) is a foliar fungal disease that affects maize, also known as corn. GLS is considered one of the most significant yield-limiting diseases of corn worldwide. [1] There are two fungal pathogens that cause GLS: Cercospora zeae-maydis and Cercospora zeina. [2][3][4] Symptoms seen on corn include leaf lesions ...

7. Alternaria leaf spot - Wikipedia

   en.wikipedia.org/wiki/Alternaria_leaf_spot

   Alternaria leaf spot or Alternaria leaf blight are a group of fungal diseases in plants, that have a variety of hosts. [1][2][3] The diseases infects common garden plants, such as cabbage, and are caused by several closely related species of fungi. [4] Some of these fungal species target specific plants, while others have been known to target ...