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preparation of green manure.
(i) Green plants are decomposed in soil.
(ii) Green plants are cultivated for preparing manure or
crop plant parts are used.
(iii) Plants are ploughed and mixed into the soil.
(iv) After decomposition it becomes green manure.
4 What is organic farming? State four advantages of organic 3 Av
farming.
5 (a) Differentiate between compost and vermicompost. 3 D
(b) List two disadvantages of vermicompost.
6 If there is low rainfall in a village throughout the year, what 3 D
measures will you suggest to the farmers for better cropping?
