期刊论文

中文

作物研究

1001-5280

2013

4

310-313

10.3969/j.issn.1001-5280.2013.04.02

湖南省农业综合开发办资助项目（2011-08（1））；

本校为第一机构

通过小区对比试验,研究富硒植物营养素对高寒山区夏甜玉米植物学性状、经济性状、经济效益、外观品质、硒含量等方面的影响。结果表明:在玉米灌浆前期,叶面喷施富硒植物营养素,叶片保绿度大幅增加,鲜苞重和鲜穗重分别增加26.5%和24.0%,鲜粒重达到170 g,增幅达到43.9%,出籽率和百粒重分别增加了16.0%和28.7%;玉米硒含量达到0.17 mg/kg,达到富硒标准。

A field experiment was conducted to study the effects of foliage spraying selenium -nutrients on the botanical characteristics, economic characteristics, economic benefits, exterior quality and the Se-content of summer sweet corn in alpine region .The results showed that spraying selenium -nutrient in the early filling stage , the grain yield and Se-con-tent improved obviously , and the similar results were found in botanical characteristics and economic benefits .The leaf stay-green increased by a big margin , and the weight of fresh bract and fresh ear increased by 26.5%and 24.0%, and the fr...