ACTA AGRICULTURAE BOREALI-SINICA ›› 2006, Vol. 21 ›› Issue (S2): 29-33. doi: 10.3321/j.issn:1000-7091.2006.z2.007

Special Issue: Drought and water saving

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Research and Application of Drought-Resistant Identification Index of Major Crop Varieties

LI Yu-qin, ZHANG Wen-ying, XIE Jun-liang, PENG Hai-cheng, LI Jian-bing, BU Jun-zhou   

  1. Dryland Farming Institute, Hebei Academy of Agriculture and Forestry Sciences, Hengshui 053000, China
  • Received:2006-04-20 Published:2007-01-01

Abstract: In response to the less precipitation and the increasing shortage of water resources in North China,the identifying methods and the evaluating index for drought-resistant and high-yielding crop variety identification were discussed.The first relevant local standard about identification of drought-resistant crops in China was put forward to make the crop breeding procedures perfect.Hebei Province first developed the method in China that new crop varieties,especially in wheat and corn,attend drought-resistant tests while attending regional tests.Drought Resistant Index(DRI) has become the indicator and standard in drought-resistant identification of wheat and rice in the country.

Key words: High yield, Crop, Varieties, Drough-t resistance, Index of identification, Research, Application

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Cite this article

LI Yu-qin, ZHANG Wen-ying, XIE Jun-liang, PENG Hai-cheng, LI Jian-bing, BU Jun-zhou. Research and Application of Drought-Resistant Identification Index of Major Crop Varieties[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2006, 21(S2): 29-33. doi: 10.3321/j.issn:1000-7091.2006.z2.007.

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