| tritrophic effects on survival and development in a coccidophagous coccinellid. | chilocorus nigritus is currently considered one of the most successful biological control agents of armoured scale insects. however, establishment of this beetle in crop pest situations has not always been successful and there are still gaps in our knowledge of its ecology and behaviour. the research involved an examination of tritrophic effects on the survival and development of this common diaspid predator. the effect of a forced change in host plant on the developmental time of the juvenile s ... | 2008 | 19226777 |