The International Code of Nomenclature for algae, fungi, and plants (ICN) is the set of rules and recommendations dealing with the formal botanical names that are given to plants, fungi and a few other groups of organisms, all those “traditionally treated as algae, fungi, or plants”. It was formerly called …

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 …

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, …

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 …

For diagnosis of plant disease, it is essential to determine whether the disease is caused by a pathogen or an environmental factor i.e. abiotic factor. It is also important to know whether the disease is infectional or non-infectional. Diagnosis of a disease caused by either a virus, viroids, rickettsia or …

Plant diseases affect the existence, adequate growth and productivity of all kinds of plants. A diseased plant is a plant that cannot carry out all the physiological functions. So, the importance of plant diseases in the agriculture sector is very significant. In the developing countries, 50-80% of the population is …

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: …

This series includes the difference table between Habitat and Niche Autochthonous and Allochthonous Neuston and Pleuston Extremophile and Extremozyme Habitat Niche A habitat is an ecological or and environmental area that is inhabited by a particular animal, plant or other types of organisms. A niche is a term describing the …

The Winogradsky column is a simple device for culturing a large diversity of microorganisms. Invented in the 1880s by Sergei Winogradsky, the device is a column of pond mud and water mixed with a carbon source such as newspaper (containing cellulose), blackened marshmallows or egg-shells (containing calcium carbonate), and a …

Nitrogen fixation is a process by which molecular nitrogen in the air is converted into ammonia (NH3) or related nitrogenous compounds in soil. Atmospheric nitrogen is a relatively nonreactive molecule that is metabolically useless to all but a few microorganisms. Biological nitrogen fixation converts N2 into ammonia, which is metabolized by …