Basic technics in ecological farming papers presented at the 2nd international conference held by the IFOAM, Montreal, October 1-5, 1978

समान संसाधन

• Farming for the future : an introduction to low-external-input and sustainable agriculture /
  द्वारा: Reijntjes, Coen
  प्रकाशित: (1992)
• Towards holistic agriculture : a scientific approach /
  द्वारा: Widdowson, R. W.
  प्रकाशित: (1987)
• Environmentally sound agriculture selected papers from the 4th international conference of the International Federation of Organic Agriculture Movements, Cambridge, Mass., August 18 to 20, 1982
  प्रकाशित: (1983)
• Alternative methods of agriculture
  प्रकाशित: (1980)
• Organic farming : should agriculture departments give it more technical support? /
  द्वारा: Marshall, Graham
  प्रकाशित: (1991)