WEEDY AQUATIC PLANTS: THEIR UTILITY, MENACE AND MANAGEMENT

Lignende værker

• Weedy aquatic plants: Their utility, menance and management
  af: Gupta, O P
  Udgivet: (2001)
• Weedy aquatic plants: their utility, menace and management
  af: OP Gupta
  Udgivet: (2001)
• Aquatic weeds: their menace and control
  af: Gupta, O P
  Udgivet: (1979)
• Weedy aquatic plants Their utility,menace and management /
  af: Gupta, O. P.
  Udgivet: (2001)
• Aquatic weeds: their menace and control: a text book and manual
  af: Gupta, O P
  Udgivet: (1979)