Commonwealth institute of biological control
Commonwealth institute of biological control
- Bucks Commonwealth Agricultural Bureaux 1965
- [ii],150p. 23cm
- Technical bulletin No.5 .
Agriculture
Biological control
pests and disease control
Plant injuries, disease, pests
632.96 / COM
Agriculture
Biological control
pests and disease control
Plant injuries, disease, pests
632.96 / COM
