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shui dao ru miao zao zai de sheng yu dong tai ji chan liang yan jiu
Author(s): 
Pages: 18-20
Year: Issue:  1
Journal: Reclaiming and Rice Cultivation

Keyword:  水稻 乳苗 早栽 生育动态 产量;
Abstract: 对寒地水稻乳苗早栽(5月2日)的生长特性和产量进行探讨,结果表明,乳苗早栽在苗期抗寒性强。自分蘖期开始,乳苗平均4.62d长出一片叶,对照平均5.31d长出一片叶,株高、干物质积累量明显高于对照,乳苗早栽的分蘖节位低,有效分蘖高于对照20.81%,产量高于旱育稀植14.76%。此外,它具有成本低,减少秧田面积、省工、省时、可缓解农时等优点。乳苗早栽在寒地有一定应用价值。
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