The Relative Effectiveness of Coumaphos as a Poultry Feed Additive to Control Synanthropic Fly Larvae in Manure

Coexistence of predatoryMuscina stabulans andophyra aenescens [Dipt.: Muscidae] with dipterous prey in poultry manure

“…Four L. of sampled manure from each of 8 sites were placed beneath screened (12 mesh/cm) emergence cages, 4 L. per cage, similar to those described by Loomis et al (1968). They were located within each ranch in the shade.…”

“…Flies that migrated into collection receptacles at the cage apices were counted as well as flies that had dropped back onto the manure itself. This method gives a thorough count of all flies emerging over a 3-week period (Legner et al, 1973 ;Loomis et al, 1968).…”