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| 1. |
what are chemical fertilizers.Write its advantages and disadvantages |
| Answer» Plant nutrients which are commercially produced in factories are called fertilizers. Fertilizers supply important nutrients; especially nitrogen, phosphorus and potassium.Benefits of Fertilizer:\t\xa0It is fast in action and helps in good vegetative growth of plants. Vegetative growth involves growth of leaves, branches and flowers.\t\xa0Fertilizer helps in improving farm productivity.Disadvantages of Fertilizer:\t\xa0Fertilizers diminish the quality of soil in the long run.\tFertilizers end up polluting groundwater.\t\xa0Fertilizers should be used with caution so that they could be completely utilized by plants.\t\xa0Fertilizers provide short term gains, while manure provides long-term gain. | |