DETECTION OF IRRADIATED WHEAT BY GERMINATION

被引:8
作者
ZHU, S [1 ]
KUME, T [1 ]
ISHIGAKI, I [1 ]
机构
[1] JAPAN ATOM ENERGY RES INST,TAKASAKI RADIAT CHEM RES ESTAB,TAKASAKI,GUNMA 37012,JAPAN
来源
RADIATION PHYSICS AND CHEMISTRY | 1993年 / 42卷 / 1-3期
关键词
WHEAT; IRRADIATION; DETECTION; GERMINATION; STORAGE;
D O I
10.1016/0969-806X(93)90279-4
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
A 5-day germination tert was used to identify irradiated wheat. Wheat was irradiated and then germinated in dishes at 25-28-degrees-C for 5 days. Germination was inhibited with the dose of 3. 3 kGy. Almost all grains did not germinate at 10 kGy. The growth of shoots and roots was retarded at 0. 33 kGy and seriously inhibited at 0. 5 kGy or over. The average length of shoots at 0. 5 kGy was about 20 mm and the shoots failed to grow. This effect was irreversible during postirradiation storage. It is a good index for identification of irradiated wheat. The effects of wheat varieties and old seed on germination were studied.
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页码:421 / 424
页数:4
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