|Table of Contents|

Response of Soybean Seed Germination to Cadmium Stress(PDF)

《大豆科学》[ISSN:1000-9841/CN:23-1227/S]

Issue:
2009年05期
Page:
853-855
Research Field:
Publishing date:

Info

Title:
Response of Soybean Seed Germination to Cadmium Stress
Author(s):
WU Peng1ZHOU Qing12
1.Laboratory of Environmental Science,School of Environmental and Civil Engineering,Jiangnan University,Wuxi 214122,Jiangsu;
2.Key Laboratory of Industrial Biotechnology,Ministry of Education,Jiangnan University,Wuxi 214122,Jiangsu,China
Keywords:
Soybean seedsCadmiumGermination
PACS:
S565.101
DOI:
10.11861/j.issn.1000-9841.2009.05.0853
Abstract:
In order to understand the effects of soil cadmium(Cd2 +)on crop seed germination and reveal the mechanism of the impact on crop,hydroponic culture was used to study the impact of different concentrations of Cd2+solution(0,3,6,9 mg.L-1)on soybean seed germination.The germination rate,germination energy,germination index and vigor index were investigated under the Cd2+stress.Under 3 mg.L-1 Cd2+solution treatment,the germination rate was less affected,while seed germination index and vigor index were all higher than those of control .With the Cd2+solution concentration increased,the germination rate,germination index and vigor index decreased gradually,and seed germination energy decreased significantly.Results indicates that lower concentration of Cd2+could promote seed germination,while higher concentration of Cd2+could inhibit seed germination in soybean.

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Last Update: 2014-09-17