Yazar
j r carrow
3 cilt bulundu.
Cilt sonuçları
Inundative release of the egg parasitoid, Trichogramma minutum (Hymenoptera:Trichogrammatidae), against forest insect pests such as the spruce budworm, Choristneura fumiferana (Lepidoptera:Tortricidae)
J. R. Carrow, J. E. Laing, S. M. Smith · Entomological Society of Canada
87 sayfa · 1990
Spruce budworm / Trichogramma minutum / Insect rearing / Biological control / Research
Aerial spraying for forest management
J. R. Carrow · Pest Control Section, Ministry of Natural Resources
44 sayfa · 1981
Forest management / Aerial spraying and dusting in forestry