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  • SSNM approach
  • SSNM in three steps
  • Initial concept of SSNM
  • Current version of the SSNM approach
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  • Principles of N management
  • Background on making an N Recommendation
  • Using the SSNM approach to formulate locally adapted N recommendation
  • Using the Leaf Color Chart (LCC) for fertilizer N management
  • FAQs on N Management
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  • Principles of P and K management
  • Background on making P and K recommendations
  • Using SSNM approach to formulate P recommendations
  • Using SSNM approach to formulate K recommendations
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  • Bangladesh
  • China
  • India
  • Indonesia
  • Myanmar
  • Philippines
  • Vietnam
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  • Introduction to SSNM version 1.1
  • N management
  • P&K management
  • Implementing SSNM recommendations
  • Making an SSNM recommendation for rice
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  • SSNM: an approach for optimizing nutrient use in intensive rice production
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  • Nutrient omission plot
  • Potassium addition plot
  • Zinc addition plot

Contact Us

Roland J. Buresh

Soil Scientist  

International Rice Research Institute

DAPO Box 7777

Metro Manila, Philippines

Email:  r.buresh@cgiar.org

Phone: +63-2-580-5600 (via Philippines)

          1-650-833-6620 (via USA)

          ext. 2745 (office), 2296 (secretary), 2337 (house)     

Fax:    +63-2-580-5699 (via Philippines)

          1-650-833-6621 (via USA)