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Tipe NEKROTIS Meliputi gejala yg muncul sbg akibat kematian sel-sel secara cepat, yg akhirnya dpt pula menyebabkan kematian jaringan, organ, bahkan tanaman.

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Presentation on theme: "Tipe NEKROTIS Meliputi gejala yg muncul sbg akibat kematian sel-sel secara cepat, yg akhirnya dpt pula menyebabkan kematian jaringan, organ, bahkan tanaman."— Presentation transcript:

1 Tipe NEKROTIS Meliputi gejala yg muncul sbg akibat kematian sel-sel secara cepat, yg akhirnya dpt pula menyebabkan kematian jaringan, organ, bahkan tanaman secara keseluruhan

2 HYDROSIS (water soaked lesions) Hydrosis of Aglaonema leaf, caused by Erwinia sp Hydrosis of Phalaenopsis orchid leaf, caused by Burkholderia gladioli

3 Phalaenopsis bacterial leaf BLIGHT, caused by Burkholderia gladioli

4 Late BLIGHT on tomato, caused by Phytophthora infestans

5 Guava algal leaf SPOT, caused by Cepaleuros ▼ ▲ Leaf BLOTCH on grape, caused by Briosia ampelophaga

6 NECROSIS caused by downy mildew (Plasmopara viticola) ► on a grape leaf ◄ Target spot (SHOT-HOLE) of tobacco, caused by Cercospora nicotianae

7 SOFT ROT of melon, caused by Pectobacterium (Erwinia) carotovora subsp. carotovora

8 Potato SOFT ROT caused by Erwinia carotovora (1) and potato Fusarium DRY ROT (2) 1

9 GUMMOSIS in a citrus tree, caused by Phytophthora cithrophthora ▼ RESINOSIS on a conifer with Armillaria infection ▼

10 zonate CANKER on apple, caused by Nectria galligena ▼ BLEEDING CANKER on oak with sudden death disease (Phytophthora ramorum) ▼

11 Bacterial WILT disease of melon, caused by Erwinia tracheiphila

12 Tomatto WILT, caused by Ralstonia solanacearum

13 DIE BACK: Duch Elm Disease (Ceratocystis ulmi) and the insect vector (Scolytus multistriatus)

14 ◄ White RUST caused by Oomycetes in the genus Albugo (Albugo candida on a brassica leaf) ◄ RUST on groundnut, caused by Puccinia arachidis

15 ANTHRACNOSE on mango, caused by Glomerella cingulata (anamorph: Colletotrichum gloeosporioides)

16 ANTRAKNOSE on avocado, caused by Colletotrichum gloeosporioides

17 DAMPING OFF on soybean seedling HOME


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