Blast disease of rice management

Blast disease of rice management

Blast disease of rice management Causal organism Scientific name: Pyricularia oryzae Occurrence/distribution of Blast disease of rice  The blast disease of rice occurs world wide and one of the most …

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Basic 9 Causes of soil acidity

Causes of soil acidity

Causes of soil acidity   1. Leaching of basic cation by heavy rainfall: CO2 dissolve in water to produce carbonic acid (H2CO3). These H2CO3 removes the basic cations (i.e. Mg+, …

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Basic 4 Components of soil

Components of soil

Components of soil The soil consists of four major components i.e., mineral matter, organic matter, soil air and soil water. Volumetric composition of mineral (inorganic) soil:   1. Mineral matter …

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Soil Mapping Units and Soil Survey Methods

Soil Mapping Units and Soil Survey Methods

Soil Mapping Units and Soil Survey Methods Soil Mapping Units   They are recognized through profile examinations, named within the general system of soil classification and mapped in appropriate symbols. …

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Definition and Concept of soil

Definition and Concept of soil

Definition and Concept of soil Concept of soil The soil is the covering on the solid crust of the earth’s land mass. Soil is made up of broken down rock material …

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