Research, education and extension in agriculture /

समान संसाधन

• Fream's agriculture
  द्वारा: Fream, William, 1854-1906
  प्रकाशित: (1983)
• Fream's Elements of agriculture a textbook prepared under the authority of the Royal Agricultural Society of England
  द्वारा: Fream, William, 1854-1906
  प्रकाशित: (1977)
• Agricultural extension : a reference manual.
  द्वारा: Maunder, Addison H.
  प्रकाशित: (1972)
• Agricultural extension /
  द्वारा: Ban, A. W. van den
  प्रकाशित: (1988)
• Potential crop production : a case study /
  प्रकाशित: (1971)