麻地膜对烤烟生长发育及产质量影响

Chinese Agricultural Science Bulletin(2019)

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Abstract
为探索麻地膜在烤烟种植上的应用,设置麻地膜、无膜和塑料地膜大田试验,研究麻地膜对烟田土壤温湿度、烟株生长发育及产质量影响.结果 表明:土壤平均温度塑料地膜>麻地膜>无膜,但塑料地膜土壤温度波动较大,麻地膜土壤温度变化相对缓和;麻地膜较塑料地膜提高了土壤含水量;生育前期麻地膜长势弱于塑料地膜,至成熟期麻地膜长势超过塑料地膜;麻地膜烟叶产量和产值分别较塑料地膜提高了6.5%和11.3%,较无膜分别提高了11.0%和25.3%,麻地膜中上等烟比例较塑膜和无膜分别提高了4.1个百分点和9.8个百分点;麻地膜提高了烟叶钾含量,降低了烟叶氯含量,总体化学成分协调性好于塑膜和无膜.麻地膜在保温性上强于无膜,在集雨性能上优于塑料地膜;麻地膜覆盖有利于提高烟叶产量和质量.
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