A methodology for on farm cropping systems research

समान संसाधन

• Farming as a business
  द्वारा: Upton, M.
  प्रकाशित: (1965)
• A METHODOLOGY FOR 0N-FARM CROPPING SYSTEMS RESEARCH
  द्वारा: H.G.ZANDSTRA ET.AL.
  प्रकाशित: ()
• The farm business
  द्वारा: Norman, l.
  प्रकाशित: (1971)
• Farm Budgets
  द्वारा: Brown, L. Maxwell
  प्रकाशित: (1979)
• Fertilizers for the farm and garden
  द्वारा: Teakle, L.J.H.
  प्रकाशित: (1958)