Properties | LPG | Wood |
---|---|---|
Energy/unit mass | Produces more energy | Produces less energy |
Pollution | Less pollution | More Pollution |
Residue | Leave no residue | Leave ash as residue |
Storage/Transport | Easy to store & transport | Need more space to store |
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A | B | ||
---|---|---|---|
(i) | Kharif crops | (a) | Food for cattle |
(ii) | Rabi crops | (b) | Urea and super phosphate |
(iii) | Chemical fertilizers | (c) | Animal excreta, cow dung urine and plant waste |
(iv) | Organic manure | (d) | Wheat, gram, pea |
(e) | Paddy and maize |