 |
PLPA
301 |
| Exams | Objectives | |||
| Significant Viral Diseases | ||||
Significant Ascomycete Diseases and Fungi Imperfecti on Important Texas Crops
| Crop | Diseases | Pathogen |
|---|---|---|
| Rice |
Seedling Diseases |
Bipolaris oryzae Rhizoctonia solani Phythium sp., Rhizocotonia solani, Sclerotium rolfsii |
| Wheat |
Root Rot Foot Rot |
Erysiphe graminus f.sp. tritici Septoria tritici Rhizoctonia solani Fusarium sp. |
| Cotton |
Phymatotrichum omnivorum Verticillium albo-atrum Fusarium oxysporum Esp. vaxinfectum |
|
| Peanut |
Early Leaf Spot Late Leaf Spot |
Cercospora arachidicola Cercospora personatum Sclerotium rolfsii Rhizoctonia solani, Phythium sp.**, Fusarium sp., Aspergillus niger **Fungus not an ascomycete |
| Tomato |
Fusarium Wilt |
Fusarium oxysporum f.sp. lycopersici |
| Watermelon |
Colletotrivhum lagenarium Cercospora asp. |
|
| Pepper |
Damping off Southern Blight |
Rhizoctonia solani, Phythium sp.** Sclerotium rolfsii **Fungus not an ascomycete |
| Apple |
Scab Powdery Mildew Cotton Root Rot Southern Blight
|
Venturia inaequalis Padosphaera leucotricha Phymatotrichum omnivorum Sclerotium rolfsii |
| Grape |
Powdery Mildew Anthracnose Cotton Root Rot |
Incinula necator Elsinoe ampelina Phymatotrichum omnivorum |
| Peach |
Monilinia fructicola Taphrina deformans Cladosporium carpophilum |
|
| Pecan |
Scab Brown Leaf Spot Powdery Mildew Cottton Root Rot |
Cladosporium effusum Cercospora fusca Microsphaera alni Phymatotrichum omnivorum |
| Oak |
Wilt Hypoxylon Canker |
Ceratocystis fagacearum Hypoxylon airopunctatum |
| Pittosporum | Leaf Spot | Cercospora pittospori |
| Rose | Marsonnina rosae (ana.), Diplocarpon rosae (teleo.) | |
| Turfgrass | Brown Patch | Rhizoctonia solani |
| Exams | Objectives | |||
| Significant Viral Diseases | ||||