Soil forming rocks (Definition, classification and example)
Definition, classification and example of soil forming rocks SOIL FORMING ROCKS A rock may be defined as a mass of mineral matter. It is composed of mixture of …
Basic 8 Difference between rocks and minerals
Difference between rocks and minerals: Rocks are made of minerals, but not all minerals are rocks. Rocks can be made of one mineral or a combination of minerals. Igneous rocks …
Soil forming minerals (Definition and Examples)
Soil forming minerals (Definition, Primary minerals, and Secondary minerals) Definition of minerals A mineral is an inorganic substance that occurs in nature with distinct physical and chemical properties. It usually …
Leaf blight of maize management with its symptoms
Leaf blight of maize management with its symptoms Pathogen of Leaf blight of maize Helminthosporium turcicum pass. Systematic position Class- Deuteruomycetes Order- Moniliales Family-Dematiaceae Distribution of Leaf blight of maize …
Covered smut of barley
Covered smut of barley Pathogen of Covered smut of barley Ustilago hordei (pers.) Langerheim. Systematic position of Covered smut of barley Class- Basidiomycetes Order- Ustilaginales Family- Ustilaginaceae Distribution of …
Black/stem rust/rust of wheat
Black/stem rust/rust of wheat Causal organism/Pathogen of Black/stem rust/rust of wheat Puccinia graminis tritici. Symptoms of Black/stem rust/rust of wheat Black rust is first marked by an eruption of elongated …
Foot rot of rice
Foot rot of rice Causal organism of Foot rot of rice Fusarium moniliforme. Distribution of Foot rot of rice The foot rot of rice caused by Fusarium moniliforme was …
Stem rot of rice management
Stem rot of rice management Causal organism of Stem rot of rice Sclerotium oryzae. Distribution of Stem rot of rice The disease has been reported from all rice growing countries …
Brown spot of rice control, causal organism, symptoms
Brown spot of rice control, causal organism, symptoms Causal organism of Brown spot of rice Scientific name: Helminthosporium oryzae or Bipolaris oryzae. Distribution of Brown spot of rice The disease …
Tungro disease of rice management
Tungro disease of rice management Distribution of Tungro disease of rice Tungro is the most serious viral disease of rice in south and south-east Asia from Pakistan to the Philippines. …