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Sunday, 15 December 2019

CLASSIFICATION OF MANURE ( Science Biology ) Class 9th NCERT Syllabus

CLASSIFICATION OF MANURE 


 What is Manure?




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Manure mainly contains large amount of organic matter such as plants waste and animal excreata but supplies small quantities of nutrient to the soil but do not provide harm to soil texture and help mainly in improving soil structure. It also helps in protecting our environment from harmful effect of fertilizers.

Manure is mainly classified into two types:-

(i) Compost and Vermi-compost It is a manure mainly containing the from waste such as cow dung,vegetable waste and sewage waste are decomposed.
Composting The practice in which biological and organic wastes such as cow dung,vegetable waste are decomposed in a pit is known as composting.

(ii) Green manure It is a manure which is formed by mulching and decomposition during ploughing of some green plants such as sun hemp or gaur which mainly helps in enriching the nitrogen and phosphorous in the soil.






























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