The scientific principles of crop protection.

समान संसाधन

• Scientific principles of crop protection
  द्वारा: Martin, H
  प्रकाशित: (1983)
• Scientific Principles of Plant Protection
  द्वारा: Martin, Hubert
  प्रकाशित: (1959)
• Current concepts in crop protection
  द्वारा: Banik,Susanta
  प्रकाशित: (2013)
• Sugarcane pests and their control
  द्वारा: Kalra, A N
  प्रकाशित: (1979)
• Ecological effects of pesticides
  द्वारा: Perring F H, Mellanby K
  प्रकाशित: (1977)