Leaf spot on lettuce (Lactuca sativa) caused by Stemphylium solani, a new disease in Malaysia.

• Main Authors: Nasehi, Abbas, Kadir, Jugah, Esfahani, Mehdi Nasr, Mahmodi, Farshid, Ghadirian, Hajar, Ashtiani, Farnaz Abed, Soleimani, N.
• Format: Article
• Language: English; English
• Published: American Phytopathological Society 2013
• Online Access: http://psasir.upm.edu.my/id/eprint/29451/1/Leaf%20spot%20on%20lettuce.pdf; http://psasir.upm.edu.my/id/eprint/29451/; http://www.apsnet.org/publications/plantdisease/2013/May/Pages/97_5_689.3.aspx

In June 2011, lettuce (Lactuca sativa) plants cultivated in major lettuce growing areas in Malaysia, including the Pahang and Johor states, had extensive leaf spots. In severe cases, disease incidence was recorded to be more than 80%. Symptoms on 50 plants were initially water-soaked spots (1-2 mm i...