In this article we will discuss about:- 1. Introduction to Rice 2. Damage Caused to Rice 3. Occurrence and Distribution 4. Predisposing Factors 5. Control of Diseases. Introduction to Rice: Rice (Oryza sativa L.) is one of the most important cereal crop of the world. About 90 per cent of rice produce in world is consumed only in Asia, while, [...]
Here is a list of nine major diseases of Sunflower: 1. Sunflower Necrosis Disease 2. Alternaria Leaf Blight Disease 3. Downy Mildew Disease 4. Rust Disease 5. Sclerotium Wilt and Collar Rot Disease 6. Charcoal Rot Disease 7. Sclerotinia Wilt and Rot Disease 8. Powdery Mildew Disease 9. Head Rot Disease. Diseases of Sunflower: Sunflower Necrosis Disease Alternaria Leaf Blight [...]
The below mentioned article provides notes on diseases severity in wheat. Several diseases rating scales has been proposed by various workers for evaluation of resistance in wheat and barley. Adlakha (1984) gave 0-5 disease severity scale which is less precise to differentiate the available wheat genotypes to foliar blight. Per cent leaf area scale of Conner (1990) and Hetzler (1992) [...]