Soil water and nitrogen

समान संसाधन

• Soil nitrogen
  द्वारा: Bartholomew, W.V
  प्रकाशित: (1965)
• Nitrogen in soil plant studies
  द्वारा: Ibnternational Atomic, Energy Agency
  प्रकाशित: (1971)
• Simulation of nitrogen behaviour of soil plant systems
  द्वारा: Frissel, M J
  प्रकाशित: (1981)
• Soil water
  द्वारा: Nielsen, D R
• Soil water
  द्वारा: Nielsen, D R