In this article we will discuss about:- 1. Occurrence of Pythium 2. Predisposing Factors of Pythium Debaryanum 3. Mode of Infection 4. Symptoms 5. Economic Importance 6. Salient Features. Occurrence of Pythium: P. debaryanum is the classic example of the most common species of Pythium which causes the widespread "damping off" disease of tobacco, tomato, mustard, chillies and cress seedlings. [...]
In this article we will discuss about:- 1. Introduction to Zygomycetes 2. Distinctive Features of Zygomycetes 3. Classification. Introduction to Zygomycetes: The class zygomycetes derives its name from the thick-walled resting spores, the zygospores formed as a result of the complete fusion of the protoplasts of two equal or unequal gametangia. It comprises 450 species which are grouped under 70 [...]
In this article we will discuss about the reproduction in sclerospora. This will also help you to draw the structure and diagram of reproduction in sclerospora. Asexual Reproduction in Sclerospora: Asexual reproduction occurs by means of sporangia produced on sporangiophores. These are generally formed on leaves when temperature and relative humidity are favourable. Prior to the formation of sporangiophores the [...]