concepts of ecology

Ecological pyramids are also called 'Eltonian pyramids' after C. Elton. Charles Elton (1927) developed the concept of ecological pyramids who noted that "the animals at the base of a food chain are relatively abundant while those at the end are relatively few in ..

Ecological pyramids are also called 'Eltonian pyramids' after C. Elton. Charles Elton (1927) developed the concept of ecological pyramids who noted that "the animals at the base of a food chain are relatively abundant while those at the end are relatively few in number..

(based on soil pH, available water, temperature). As there are large number of varying types of soils in varying climatic situations being used to grow varieties of crops with differing abilities to make use available nutrients, the expressions of crops in terms of their yield potentiality vary to ..

>The dangerous effects of pollution are governed by factors like concentration of pollutant exposure to pollutant area / section of population affected type of pollutant and dangers caused by them process of degradation / metabolism of pollutants Each of the above factors ultimately decide how much..

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