Field crop insects

Eitemau Tebyg

• Biological control of insects
  gan: Sweetman, Harvey L
• Nematodes for biological control of insects
  gan: Poinar, George O
  Cyhoeddwyd: (1979)
• Emerging trends in biological control of phytophagous insects
  gan: Ananthakrishnan, T N
  Cyhoeddwyd: (1992)
• Emerging trends in biological control of phytophagous insects
  gan: Ananthakrishnan, T N
  Cyhoeddwyd: (1992)
• Biological control of insect pests and weeds
  gan: De Bach, Paul
  Cyhoeddwyd: (1964)