• Publications
  • Influence
Learning and social aggregation in locust hoppers
Abstract 1. 1. When locusts swarm, the hoppers (nymphs) live together in bands that depend on the individuals being attracted towards one another (phase gregaria, obtained in the laboratory byExpand
  • 92
  • 3
Changes in the social aggregation of locust hoppers with changes in rearing conditions
Abstract 1. 1. Using hoppers of the two locust species, Locusta migratoria migratorioides (R. & F.), and Schistocerca gregaria Forsk., an investigation was carried out of the rate at which theExpand
  • 54
  • 3
The influence of some environmental factors on learning and aggregation in locust hoppers
Abstract 1. 1. Using the hoppers of two locust species, Locusta migratoria migratorioides (R. & F.) and Schistocerca gregaria Forsk., an attempt was made to study the importance of a patchy physicalExpand
  • 35
  • 2
Social Aggregation and Gregarious Behaviour in Hoppers of Locusta Migratoria Migratorioides (R. & F.) 1)
Under field conditions bands of Locststa migratoria migratorioides (R. & F.) nymphs (hoppers) carry out a daytime wandering called marching, which is preceded by a period of basking in groups. TheExpand
  • 62
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Some factors influencing phase characters in the nymphs of the locust,Locusta migratoria migratorioides (R. and F.)
  • P. Ellis
  • Biology
  • Insectes Sociaux
  • 1 March 1959
Summary1.WhenLocusta nymphs are reared crowded they generally show a number of characteristics that are typical of swarm populations in the field, i.e. they march well, have low F/C ratios and areExpand
  • 17
  • 2
Effects of plant growth regulators on locusts and cotton stainer bugs
Gibberellic acid is a necessary dietary constituent for normal fast maturation in the desert locust. Diets short of gibberellins, such as senescent vegetation, produce a state of adult diapause. TheExpand
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