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Soybean aphidleguminous plant pest
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non-winged soybean adult 
Soybean aphid
Hemiptera aphid

О Scientific name : Aphis glycines Matsumura
О English name : soybean aphid
О Size : The body length of winged soybean aphid is 1.6mm
О Host : bean, wild soybean and leguminous plant
О Distribution : Korea, Japan, China, Taiwan and more
 
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Soybean aphid nymph
The body length of winged one is 1.6 mm that it is quite small. Its head is black and its eyes are red. The color of its body is yellow. The length of its cornicle is 0.24 mm that it is shorter than feelers' terminalis. Its cornicle is cylindrical and black.
 
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Soybean aphid nymph
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the predator of soybean aphid, drone fly nympth
Soybean aphids appear 10 to 15 times a year. They stay over summer on leguminous plants and stay over the coldest season on root of oriental chaff flower. Their hybernating eggs hatch out and become stem mother. They start to appear in the patch of beans in late June. During middle of July, you can find a lot of soybean aphid. After July, the population slowly decreases.
 
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Varipes sp., is parasitic on soybean aphid
Soybean aphid is the representation aphid which mainly damages leguminous plants. The home of this aphid is Korea. It is everywhere in Korea  but the damage is not serious. 
 
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damaged by soybean aphid

 Translated by Sunyoung Cho

Other articles by Teokgi ParkInterviewed on : 2016.11.05 02:19

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#insect#hempitera#aphids#psylla#leguminous plant#bean#wild soybean

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