Brown locust: Difference between revisions
Roy Bateman (talk | contribs) Stub for LPA |
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{{Taxobox |
{{Taxobox |
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| name = Brown locust |
| name = Brown locust |
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| image = |
| image = Lpaband.jpg |
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| image_width = frameless |
| image_width = frameless |
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| image_caption = Brown locust(LPA) from the [[Karoo]], [[South Africa]] |
| image_caption = Brown locust(LPA) from the [[Karoo]], [[South Africa]] |
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| binomial_authority = [[Walker]], 1870 |
| binomial_authority = [[Walker]], 1870 |
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''Locustana pardalina'' is a |
''Locustana pardalina'' is a medium-sized small [[locust]] species found in [[Southern Africa]] and shows classic gregarious behaviour with phase [[polymorphism]]) on crowding<ref>{{cite book|last=Uvarov|first=B.P.|date=1966|title=Grasshoppers and Locusts (Vol. 1)|publisher=Cambridge University Press|chapter=Phase polymorphism}}</ref>. |
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==Description== |
==Description== |
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Hopper band outbreaks are frequent in the [[Karoo]] and are controlled by farmers with [[insecticide]] spray operations: usually [[deltamethrin]] with motorised mistblowers set for [[Ultra-low volume|ULV]] rates of application (subsidised by the Government). |
Hopper band outbreaks are frequent in the [[Karoo]] and are controlled by farmers with [[insecticide]] spray operations: usually [[deltamethrin]] with motorised mistblowers set for [[Ultra-low volume|ULV]] rates of application (subsidised by the Government). |
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Because of the environmental sensitivity of the Karoo [[biome]], a [[biological pesticide]] product called 'Green Muscle', based on the [[entomopathogenic fungus]] (''[[Metarhizium anisopliae]] var. acridum''), was tested by the [[LUBILOSA]] Programme in collaboration with the South African Plant Protection Institute: using novel application technique to compensate for the slow speed of kill<ref>Price, R.E., Bateman, R.P., Brown, H.D., Butler, E.T. and Müller, E.J. (1997) Aerial spray trials against brown locust (Locustana pardalina, Walker) nymphs in South Africa using oil-based formulations of Metarhizium flavoviride. Crop Protection, 16, 345-351</ref>. |
Because of the environmental sensitivity of the Karoo [[biome]] and concerns about toxicity to grazing sheep, a [[biological pesticide]] product called 'Green Muscle', based on the [[entomopathogenic fungus]] (''[[Metarhizium anisopliae]] var. acridum''), was tested by the [[LUBILOSA]] Programme in collaboration with the South African Plant Protection Institute: using novel application technique to compensate for the slow speed of kill<ref>Price, R.E., Bateman, R.P., Brown, H.D., Butler, E.T. and Müller, E.J. (1997) Aerial spray trials against brown locust (Locustana pardalina, Walker) nymphs in South Africa using oil-based formulations of Metarhizium flavoviride. Crop Protection, 16, 345-351</ref>. |
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==References== |
==References== |
Revision as of 10:13, 17 July 2009
Brown locust | |
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Brown locust(LPA) from the Karoo, South Africa | |
Scientific classification | |
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Genus: | Locustana
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Species: | L. pardalina
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Binomial name | |
Locustana pardalina Walker, 1870
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Locustana pardalina is a medium-sized small locust species found in Southern Africa and shows classic gregarious behaviour with phase polymorphism) on crowding[1].
Description
Adults
Hoppers
Biology
Outbreaks and Control
Hopper band outbreaks are frequent in the Karoo and are controlled by farmers with insecticide spray operations: usually deltamethrin with motorised mistblowers set for ULV rates of application (subsidised by the Government).
Because of the environmental sensitivity of the Karoo biome and concerns about toxicity to grazing sheep, a biological pesticide product called 'Green Muscle', based on the entomopathogenic fungus (Metarhizium anisopliae var. acridum), was tested by the LUBILOSA Programme in collaboration with the South African Plant Protection Institute: using novel application technique to compensate for the slow speed of kill[2].
References
- ^ Uvarov, B.P. (1966). "Phase polymorphism". Grasshoppers and Locusts (Vol. 1). Cambridge University Press.
- ^ Price, R.E., Bateman, R.P., Brown, H.D., Butler, E.T. and Müller, E.J. (1997) Aerial spray trials against brown locust (Locustana pardalina, Walker) nymphs in South Africa using oil-based formulations of Metarhizium flavoviride. Crop Protection, 16, 345-351
Notes
This is a stub