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不同灌溉制度对南疆棉田水盐分布及作物生长的影响

不同灌溉制度对南疆棉田水盐分布及作物生长的影响

https://devfeature-collection.sl.nsw.gov.au/record/TN_cdi_wanfang_journals_ggps202301009

不同灌溉制度对南疆棉田水盐分布及作物生长的影响

About this item

Full title

不同灌溉制度对南疆棉田水盐分布及作物生长的影响

Publisher

Xinxiang City: Chinese Academy of Agricultural Sciences (CAAS) Farmland Irrigation Research Institute Editorial Office of Journal of Irrigation and Drainage

Journal title

Guanʻgai paishui xuebao, 2023-01, Vol.42 (1), p.54-63

Language

Formats

Publication information

Publisher

Xinxiang City: Chinese Academy of Agricultural Sciences (CAAS) Farmland Irrigation Research Institute Editorial Office of Journal of Irrigation and Drainage

More information

Scope and Contents

Contents

【目的】探究不同春灌策略下膜下滴灌棉田生育期适宜灌溉定额。【方法】通过大田小区试验,设计播前滴水春灌(春灌量90 mm)和常规春灌(春灌量180 mm)2种春灌模式,每种模式下在棉花生育期设计3种灌水定额(W1: 30 mm、W2: 37.5 mm、W3: 45 mm)处理,研究春灌模式与灌水定额对膜下滴灌棉田土壤水盐动态变化、棉花生长、干物质积累、产量和水分利用效率的影响。【结果】与常规春灌相比,滴水春灌能够保证棉花苗期出苗所需的土壤水分,且能显著提高生育期0~80 cm土层的土壤含水率;与苗期相比,滴水春灌棉花生育期0~40 cm土层出现积盐区,蕾期和花铃期0~40 cm土层电导率分别增加了7.84%和8.75%,滴水春灌生育期末0~100 cm土层土壤电导率较常规春灌增加8.37%;不...

Alternative Titles

Full title

不同灌溉制度对南疆棉田水盐分布及作物生长的影响

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Primary Identifiers

Record Identifier

TN_cdi_wanfang_journals_ggps202301009

Permalink

https://devfeature-collection.sl.nsw.gov.au/record/TN_cdi_wanfang_journals_ggps202301009

Other Identifiers

ISSN

1672-3317

DOI

10.13522/j.cnki.ggps.2022404

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