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GLOBAL AGROVET
RESEARCH CONFERENCE - 2K25

Calendar10 - 11 November 2025
CalendarDusit Thani, Dubai
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Themed at: “One Health: Integrating Agriculture and Animal Science for a Sustainable Future."

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18 June 2025

Integrated Nutrient Management (INM): A Sustainable Approach to Crop Nutrition

Integrated Nutrient Management, commonly known as INM, is a scientifically proven strategy to supply crops with the right balance of nutrients while maintaining long-term soil health. It combines chemical fertilizers, organic manures, and biofertilizers to ensure efficient and eco-friendly nutrient delivery to plants.

What is INM?

INM is the judicious and balanced use of different nutrient sources:

  • Chemical fertilizers for immediate nutrient availability
  • Organic manures like farmyard manure (FYM), compost, and green manures for improving soil structure
  • Biofertilizers like Rhizobium, Azotobacter, and phosphate-solubilizing bacteria that support natural nutrient cycling
  • This combination helps maintain soil fertility and improve crop yields without degrading the environment.

Why is INM Important?

  • Maintains and improves soil fertility
  • Reduces over-reliance on chemical fertilizers
  • Increases nutrient use efficiency
  • Enhances microbial activity and soil biodiversity
  • Promotes sustainable crop production

Key Components of INM

  • Chemical Fertilizers: Provide quick and targeted nutrients such as nitrogen, phosphorus, and potassium.
  • Organic Sources: Compost, vermicompost, green manure, and crop residues contribute to organic carbon and micronutrients.
  • Biofertilizers: Living microorganisms that fix nitrogen, solubilize phosphorus, and stimulate plant growth.

Practical Example

In sugarcane farming, a farmer might use:

  • 60 percent of the recommended nitrogen through urea
  • 20 percent through well-decomposed compost
  • 20 percent through Azotobacter biofertilizer

This ensures continuous and balanced nutrient availability throughout the crop cycle.

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