Compare the use of manure and fertilizers to maintain soil fertility
Manures contains many organic substances of biological origin which can be easily degraded and absorbed by plants.Its helps in recycling of biological waste they increase soil fertility of the soil for long duration without causing any harm.The chemical fertilizers on other hand,improve soil fertility for short duration but cause environmental hazards.Continose use of fertilizers in particular area causes destruction of the soil fertility.
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Sr No | Characteristics | Manures | Fertilizer |
1 | Origin | Plant or animal origin | Chemical synthesized or manufactured |
2 | Material present | Organic and inorganic in nature | Inorganic in nature |
3 | Type | Natural product | man-made product |
4 | nutrients | small quantity of nutrients | Nutrient Specific |
5 | Humus | Humus is Present | Humus is absent |
6 | Nutrient availability | slowly available | May or may not be readily available |
7 | Nutrients | Supply all the primary nutrients including Micronutrient | Supply specific type of nutrients one, two or three. micro nutrients may or may not be present |
8 | Effect on Soil Health | Improves physical condition of soil | Do not improve the physical condition of soil |
9 | Effect on plant growth | No bad effect when applied in large quantities. | Adverse effect on plant whenever there is deficiency or excessive application |
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Manures contains many organic substances of biological origin which can be easily degraded and absorbed by plants.Its helps in recycling of biological waste they increase soil fertility of the soil for long duration without causing any harm.The chemical fertilizers on other hand,improve soil fertility for short duration but cause environmental hazards.Continose use of fertilizers in particular area causes destruction of the soil fertility.
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