叶面施硒对谷子硒富集及品质的影响

Acta Agriculturae Boreali-Sinica(2010)

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Abstract
在田间试验条件下,研究了华北贫硒地区不同谷子品种叶面喷施亚硒酸钠对籽粒硒含量及其蛋白质、可溶性糖、赖氨酸的影响。结果表明:两种(60g/hm2和120g/hm2)叶面施硒处理,可使该地区谷子籽粒硒含量分别达到1.022~1.644,1.853~2.269mg/kg,是未施硒的15.4,23.8倍,但对籽粒产量的影响无显著差异。叶面施硒增加了多数试验品种籽粒中蛋白质含量,表现出显著差异;叶面喷施使冀谷22籽粒中可溶性糖和赖氨酸含量显著增加,使晋谷34籽粒中可溶性糖明显减少,对其他品种可溶性糖和赖氨酸含量的影响均无显著差异。
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Key words
Grain quality,Low Se region,Foliar application of Na2SeO3,Millet
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