The Phases of Locusts in South Africa |
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Page 329
... moult , whereas others required three or four moults . The minimum number of days required to become green was 5 days . No hopper became distinctly green before it had undergone at least one moult , although a tinge of green was often ...
... moult , whereas others required three or four moults . The minimum number of days required to become green was 5 days . No hopper became distinctly green before it had undergone at least one moult , although a tinge of green was often ...
Page 360
... moults and five after one moult ; the eighth was still faintly green in the adult stage after 33 days . In this species the green is retained by the adults for a much longer period than in L. pardalina . Food devoid of Chlorophyll ...
... moults and five after one moult ; the eighth was still faintly green in the adult stage after 33 days . In this species the green is retained by the adults for a much longer period than in L. pardalina . Food devoid of Chlorophyll ...
Page 366
... moult , the hopper appears in its second instar with the coloration characteristic of the phase solitaria . The gregaria characteristics are not always lost completely at the first moult in individuals living in isolation . Possibly ...
... moult , the hopper appears in its second instar with the coloration characteristic of the phase solitaria . The gregaria characteristics are not always lost completely at the first moult in individuals living in isolation . Possibly ...
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Common terms and phrases
activity adult stage albinos Aniline yellow background became green biometrical black hoppers box painted bright green hoppers brown cages containing celluloid cylinders cylinders over growing described experiments extreme gregaria extreme solitaria F₂ fair resemblance females field fifth instar fourth instar gauze cylinders glass Graaff Reinet green colour green food green hoppers gregaria characters gregaria coloration gregaria hoppers gregaria type grey-black growing grass hoppers reared hoppers were placed incipient swarms incubation insects instar hoppers isolated hoppers John Bale Locusta migratoria Locustana pardalina locustine Makoni males material migrating swarms migratorioides migratory locusts moult number of hoppers nymphs obtained Orange Free painted boxes pair pardalina percentage permanent habitat phase gregaria phase solitaria Pretoria pronotum ratio reared in isolation second instar solitaria hoppers solitaria type solitary phase species specimens succulent swarm phase swarm type temperature tested third instar transiens type Uvarov veld Vredendal wire gauze yellow