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不同微润灌溉方式对棚菜生长影响的研究 被引量:2

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摘要 将微润灌溉技术在大棚中进行应用。试验对比了微润灌水器地表和地下两种应用形式对娃娃菜生长、耗水及产量等的影响。结果表明:在娃娃菜生长期内,灌水量、株高和日耗水量均随着生育期的进行先增大后减小;地埋微润灌溉娃娃菜全生育期株高、展开外叶片数、根面积、根长和产量均高于地表灌溉,但灌水量、日耗水量和全生育期总耗水量低于地表灌溉;地下灌溉水分利用效率高于地表灌溉。因此,地下微润灌溉是微润灌溉应用较为适宜的方式。
作者 邵明星
出处 《东北水利水电》 2014年第8期52-53,59,共3页 Water Resources & Hydropower of Northeast China
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