Water hyacinth : befriending the noxious weed

Lignende værker

• NOXIOUS WEEDS: CONTROL METHODS
  af: LEELA, D
  Udgivet: (2002)
• Water hyacinth
  af: Gopal, B
  Udgivet: (1981)
• Noxious web Insurgency in the North-East /
  af: Maitra, Kiranshankar
  Udgivet: (2001)
• Biological control of water hyacinth in India
  af: Jayanth,K P
  Udgivet: (1987)
• Physical and mechanical control of water hyacinth