Armitage, D. M. 1986. Population changes of four species of insects (Col, & Dipt) in three deep pit poultry houses. Entomologist's Monthly Magazine 122:75-77.
Armitage, D. M. 1986. Population changes of four species of insects (Col, & Dipt) in three deep pit poultry houses. Entomologist's Monthly Magazine 122:75-77.