Soil management to increase crop production : a consolidated report 1967-82 of all India coordinated research project on improvement of soil

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• Soil managent to increase crop production : a consolidated report 1967-82 of all India coordinated research project on improvement of soil physcial conditions to increase agricultural production of problematic areas
  Autor: Gupta,R P
  Vydáno: (1984)
• Consolidation of Soil: Testing and Evaluation
  Vydáno: (1986)
• All India Coordinated Pulse Improvement Project
  Autor: ICAR
  Vydáno: (1983)
• All India coordinated cashew improvement project
• Soil and crop productivity
  Autor: Govindarajan, S V
  Vydáno: (1971)