1. A study has been made of the searching behaviour of the predatory coccinellid beetle
Adalia decempunctata (L.). 2. Healthy eggs in a batch may hatch successively over a period …

(1) Laboratory observations on the searching behaviour and efficiency in capturing aphid
prey of the first instar larvae of the coccinellid beetle, Adalia bipunctata led to the suggestion …

(1) The study integrates laboratory data on the searching behaviour and survival of the
predatory coccinellid beetle, Adalia bipunctata (L.), with field observations on the aphid …

The behaviour of coccinellid larvae on plants was studied. They moved on bean leaves, as
they did on a flat piece of paper, with frequent changes in direction, but the edges and …

THE general impression conveyed by the literature on aphids and their predators is typified
by Imma (1947: 129) who, in considering the prey of ladybird beetles, stah" This consists of …

Coccinellids, particularly their larvae are very voracious. Their foraging behaviour has been
extensively studied in an attempt to determine their potential for controlling pest aphids …

The predatory behavior of a ladybird, Coccinella, was examined as it preyed upon varying
ratios of two aphid species, Acrythosiphon pisum and Aphis fabae. Experiments were done …

1. The presence and quantity of honeydew, produced by the, cereal aphid, Sitobion aveme
(Fab.), on the time Coccinella seprempunctara L. larvae spent searching ears of wheat and …

(1) Samples of aphids and predators were taken from ten spring barley and winter wheat
fields between May and September 1972-77.(2) The guts of c. 12 000 predators were …

The influence of different aphid foods on larval development and adult fecundity of Adalia
bipunctata L. and Coccinella 7‐punctata L. was investigated. Certain aphids such as Myzus …