What is ecological impact of excessive use of fertilizer?

Ecological impact of use of fertilizer

• Fertilizers applied to crop plants are lost in surface run-off water and pollute soil and water resource.
• Increase crop yield
• Increase nutrient content of the soil
• Decrease in the number of microorganisms in the soil such as saprophytic bacteria.
• Nitrogen and phosphate-base fertilizers leach into ground water and increase its toxicity leading to water pollution.
• They change the chemical composition of the soil.

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