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[Study on seed quality test and quality standard of Platycodon grandiflorum]
Qiao-Sheng Guo1, Rong-Mei Zhao, Liu Liu
1Institute of Chinese Medicinal Materials, Nanjing Agricultural University, Nanjing 210095, China. gqs@herbstimes.com
Objective:
To study quality test, and establish quality classification standard of Platycodon grandiflorum.
Method:
The seed quality and planting quality of P. grandiflorum from different producing areas and in different growing years were measured.
Result And Conclusion:
The range of seed purity, weight per 1000 seeds, seed moisture content,seed viability were determined and the primary seed quality classification standard was established.
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