品种与技术

钴元素引发对中早39种子萌发特性的影响

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  • 1浙江省余姚市农业技术推广服务总站,浙江 余姚 315400;2 浙江省绍兴市上虞区驿亭镇政府,浙江 绍兴 312353;

网络出版日期: 2019-09-20

Effects of Seed Priming with Cobalt of Zhongzao 39

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Online published: 2019-09-20

摘要

用微量元素钴处理常规早稻中早39种子,可以提高其萌发能力。尽管对最终发芽率没有影响,但平均发芽天数(MGT)减少48.0%,发芽指数(GI)提高53.1%,发芽势增加12.88倍。同时,用钴引发处理的种子MGT和发芽势显著优于水引发处理。

关键词: 水稻; 钴元素; 引发; 中早39

本文引用格式

周红海1#,王秋英2#,汪少敏1,应小军1,陆军良1 . 钴元素引发对中早39种子萌发特性的影响[J]. 中国稻米, 2019 , 25(5) : 117 -118 . DOI: 10.3969/j.issn.1006-8082.2019.05.028

Abstract

Seed priming of Zhongzao39 with cobalt improved the germination ability. In the study, MGT, GI and germination energy were significantly improved, although it had no significant effects on the final germination rate. MGT was decreased by 48.0%, GI was increased by 53.1% and germination energy was increased 12.88 times compared with the control. Meanwhile, MGT and germination energy under cobalt priming were better than those under hydro-priming.

Key words: rice; cobalt; priming; Zhongzao 39 

参考文献

[1]    AHMAD G, MOSTAFA R A, RUHOLLAH O. Optimum concentration of boric acid and sodium molybdate for enhancing mungbean productivity in Nepal [J]. Adv Agric Agric Sci, 2016, 2(2): 60-66.
[2]    Farooq M, Wahid A, Kadambot H, et al. Micronutrient application through seed treatments: a review [J]. J Soil Plant Nutr, 2012, 12(1): 125-142.    
[3]    ELLIS R A, ROBERTS E H. The quantification of ageing and survival in orthodox seeds[J]. Seed Sci Technol, 1981, 9: 373-409.
[4]    Association of Official Seed Analysts (AOSA). Seed vigor testing handbook[M]. Springfield, IL: Association of Official Seed Analysis, 1983.

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