In this article we will discuss about the place of meiosis in oomycetes. It is still under dispute. Stevens as early as 1899 suggested gametangial meiosis in Albugo. His interpretation was disputed by later workers. Since then it has been widely held that the Oomycetes, as a whole, are haploid and meiosis occurs in the oospore. Sansome (1963) working with [...]
In this article we will discuss about:- 1. Occurrence of Albugo 2. Signs and Symptoms of the Disease Caused by Albugo 3. Mycelium 4. Fine Structure of Haustorial Apparatus 5. Economic Importance 6. Salient Features. Contents: Occurrence of Albugo Signs and Symptoms of the Disease Caused by Albugo Mycelium of Albugo Fine Structure of Haustorial Apparatus in Albugo Economic Importance [...]
In this article we will discuss about:- 1. Occurrence of Sclerospora 2. Symptoms of the Disease Caused by Sclerospora 3. Thallus 4. Control of the Disease. Occurrence of Sclerospora: The genus is represented by 15 species of which 13 are known to occur in India. All the species of Scierospora are obligate parasitise causing diseases in members of Family Graminae. [...]