What plant diseases are caused by bacteria?
What plant diseases are caused by bacteria?
Common bacterial diseases and crops affected:
| Bacterial disease | Factors conducive to spread | Crops affected |
|---|---|---|
| Black rot (Xanthomonas campestris pv. campestris) | Warm, wet conditions. | Brassicas. |
| Bacterial canker (Clavibacter michiganensis pv. michiganensis) | Moderate temperatures and high humidity. | Tomato; capsicum; chilli |
Which type of plant disease can be waterborne?
Watermolds such Pythium and Phytophthora species can be found in open sources of water and may be capable of causing plant disease. These two types of waterborne pathogens have spores (seeds of the pathogen) that are capable of swimming in water.
What are 4 examples of bacteria that cause disease?
Common pathogenic bacteria and the types of bacterial diseases they cause include:
- Escherichia coli and Salmonella cause food poisoning.
- Helicobacter pylori cause gastritis and ulcers.
- Neisseria gonorrhoeae causes the sexually transmitted disease gonorrhea.
- Neisseria meningitidis causes meningitis.
What are the diseases spread through water?
The result: dangerous diseases like cholera and typhoid fever. Other waterborne diseases include diarrhoea, dysentery, polio and meningitis. Unclean water for washing can cause skin and infectious eye disease such as Trachoma.
What are the symptoms of bacterial plant disease?
Symptoms of bacterial infection in plants are much like the symptoms in fungal plant disease. They include leaf spots, blights, wilts, scabs, cankers and soft rots of roots, storage organs and fruit, and overgrowth. Bacterial spots: the most common symptom of bacterial disease is leaf spots. Spots appear on leaves, blossoms, fruits and stems.
How are bacterial diseases managed in a plant?
Bacterial diseases in plants are difficult to control. Emphasis is on preventing the spread of the bacteria rather than on curing the plant. Integrated management measures for bacterial plant pathogens include: 1. Genetic Host Resistance
Are there any bacteria that are harmful to plants?
Only a few bacteria are known to cause diseases in plants. Most bacteria are motile and have whip-like flagella that enable them through films of water. Bacteria that ranges from 1-2 µm in size that cannot be seen with the unaided eye. Plant associated bacteria may be beneficial or harmful.
Which is the most destructive bacterial disease of plants?
S. Wadhawan, in Encyclopedia of Food Microbiology (Second Edition), 2014 Among the bacterial diseases of plants, the most widespread and destructive losses are caused by the Gram-negative bacteria of the genus, Erwinia, Pseudomonas, and Xanthomonas.