Green manuring : principles and practice of natural soil improvement /

समान संसाधन

• Green manuring for soil productivity improvement /
  द्वारा: Meelu, O. P.
  प्रकाशित: (1994)
• Studies on green manuring in the Philippines /
  द्वारा: Cosico, W. C.
  प्रकाशित: (1990)
• Green manure crops : the organic alternative for improving soils /
  द्वारा: Gardner, Bruce
  प्रकाशित: (1993)
• Azolla as a green manure use and management in crop production
  द्वारा: Lumpkin, Thomas A.
  प्रकाशित: (1982)
• The effect of green manure -chemical fertilizer combinations on soil fertility and yield of corn /
  प्रकाशित: (1987)