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RESEARCH PRODUCT

Status Ekonomi Jamur Patogen Tomat di Manokwari akibat Penggunaan Varietas Introduksi Baru

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description

Economic status of fungi pathogenic on tomato was affected by introducing of new varieties of tomato in Manokwari. Observation on Amelia, Ratna and Permata, was found that fungus is responsible in a leaf disease, wilting, and fruit rot. Leaf disease was caused by Cercospora sp. And Corynespora sp. The fungus which causing a leaf disease in this observation was one of major disesase with disease intensity is 20 to 80 percent. Other disease such as wilt caused by Fusarium sp. and Sclerotinia sp.; and fruit rot caused by Colletotrichum sp. become a minor disease with disease intensity is 0 � 2 percent.