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Comparison on Genetic Variations of Soybean Agronomic Characters in M2and M3 Induced by EMS(PDF)

《大豆科学》[ISSN:1000-9841/CN:23-1227/S]

Issue:
2012年05期
Page:
858-860
Research Field:
Publishing date:

Info

Title:
Comparison on Genetic Variations of Soybean Agronomic Characters in M2and M3 Induced by EMS
Author(s):
WU Xiu-hong
Jiamusi Branch of Heilongjiang Academy of Agricultural Sciences,Jiamusi 154007,Heilongjiang,China
Keywords:
SoybeanMethyl sulfonic acid ethyl ester(EMS)Agronomic charactersGenetic and variation
PACS:
S565.1
DOI:
10.3969/j.issn.1000-9841.2012.05.038
Abstract:
Seven spring soybean varieties were treated by 0.5% EMS(methyl sulfonic acid ethyl ester)solution,and genetic variations of the main agronomic characters in M2 and M3 were analyzed and compared.The variation coefficient of plant height,main stem nodes and 100-seed weight in M3 were smaller than those in M2.Broad-sense heritability of branches,seeds per plant,pods per plant,seed weight per plant and 100-seed weight in M3 were greater than those in M2,while that of plant height and main stem nodes in M3 were smaller due to reverse mutation.The earlier or late matured plants were observed in both M2 and M3,and the total mutation ratio in M3(0.31%)were less than that in M2(0.65%).

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Last Update: 2014-08-19