The phylum Ascomycota (colloquially called ascomycetes) is by far the largest group of fungi, estimated to include more than 32000 described species in 3400 genera (Kirk et al., 2001). It is assumed that the majority of ascomycetes has yet to be discovered, and the total number of species may well …
Read More »An Overview of Chytridiomycetes
The phylum Chytridiomycota contains five orders, 900 species and the single class Chytridiomycetes which contains a number of parasitic species. At least two species in this class are known to infect a number of amphibian species. These are the only members of the kingdom Fungi that produce motile cells at …
Read More »Fungi: Vegetative Structures & Growth
With the invention of the microscope by van Leeuwenhoek in the seventeenth century, the systematic study of fungi began. And the man who deserves the honor of being called the founder of the science of mycology is Pier Antonio Micheli, the Italian botanist who, in 1729, published Nova Plantarum Genera, …
Read More »Fungal classification: Lower & Higher Fungi
Biologists use the term ‘fungus’ to include eukaryotic, spore-bearing, achlorophyllous organisms that generally reproduce sexually and asexually. They are usually made up of filamentous, branched somatic structures which are typically surrounded by cell walls containing chitin or cellulose, or both of these substances. The fungi originated as a distinctive group …
Read More »An Introduction to Fungi
A fungi is a group of eukaryotic heterotphic organisms members of which have chitinous cell wall and are differentiated from other living organisms by their special vegetative structure and nutrient intake. Members of this group include yeast, rusts, mildews, molds, mushrooms etc. Mycology The discipline of bioscience that deals with …
Read More »Identification Of Ascomycetes: The Sac Fungi
In the kingdom Fungi, there are two major phyla- Ascomycota and Basidiomycota. These two together form a subkingdom of fungi named as Dikarya. They together were named such as members of both phyla maintain most part of their life cycle in dikaryotic stage meaning each cell contains two genetically different …
Read More »Difference Between: Plant Pathology
This series includes the difference tables between Localized fungicide and Systematic fungicide Localized infection and Systematic infection Soil borne fungi and Seed borne fungi Eradication and Crop rotation Obligate parasite and Facultative parasite Plant quarantine and Crop rotation Nature culture medium and Synthetic culture medium Primary inoculum and Secondary inoculum …
Read More »Sugarcane disease: Red Rot
Red rot of Sugarcane Red rot is one of the major diseases of sugarcane found in many areas of the world. It was first described in 1983. Pathogen Colletotrichum falcatum Get Free Netflix Now Best safe and secure cloud storage with password protection GPL Themes For Free Get Envato Elements, …
Read More »Disease of Wheat: Black Rust and Loose Smut
Black rust of wheat Host Triticum aestivum Pathogen Puccinia graminis-tritici Symptoms Rust infection is observed in leaves, leaf sheaths, stems, floral structures in the form of rust pustules. Reddish brown pustules appear during the formation of urediniospore. Black pustules appear during the formation of teliospore. On maturity, the teliospore …
Read More »Classification of Plant Diseases
Based on causal agents Infectious or biotic plant diseases. Non infectious or abiotic plant diseases or physiological disorder. A. Infectious diseases A disease that is caused by pathogens which can spread from a diseased to a healthy plant. They are caused by animate factors. Viral disease: Witches broom. Bacterial disease: …
Read More »