Soil organic matter and its role in crop production

समान संसाधन

• Soil organic matter : analysis and interpretation /
  प्रकाशित: (1996)
• Soil organic matter its nature, its role in soil formation and in soil fertility
  द्वारा: Kononova, M. M. (Ma�i�i�a Markovna)
  प्रकाशित: (1961)
• Soil organic matter
  प्रकाशित: (1978)
• Organic matter and soils /
  द्वारा: Handreck, Kevin Arthur
  प्रकाशित: (1979)
• Extraction of macro organic matter from soil /
  द्वारा: Holt, J. A.
  प्रकाशित: (1980)