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麻育秧膜对早稻秧苗性状及产量的影响

Plant Fiber Sciences in China(2022)

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Abstract
试验研究了普通麻育秧膜和壳寡糖麻育秧膜对早稻秧苗主要病害、秧苗质量和产量的影响.结果表明:两种麻育秧膜能提高早稻秧苗对恶苗病、立枯病抗病能力,壳寡糖麻育秧膜抗病能力优于普通麻育秧膜.两种麻育秧膜均能显著提升早稻秧苗质量及产量,与无麻育秧膜相比,两种麻育秧膜处理的水稻秧苗株高、根长、地上鲜重、地上干重、根鲜重及根干重显著提高,壳寡糖麻育秧膜处理组早稻秧苗质量最好,表明壳寡糖麻育秧膜更有利于提高水稻秧苗质量.经分析水稻产量构成因素发现,普通麻育秧膜组和壳寡糖麻育秧膜组相比无麻育秧膜对照组,通过增加实粒数、减少秕谷数、增加有效分蘖、减少无效分蘖、增加千粒重使得每平方米产量增加,最终提高收获产量.水稻产量普通麻育秧膜处理组比无麻育秧膜处理组提高4.10%,壳寡糖麻育秧膜处理组提高8.60%.
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