ACTA AGRICULTURAE BOREALI-SINICA ›› 1986, Vol. 1 ›› Issue (2): 28-36. doi: 10.3321/j.issn:1000-7091.1986.02.005

Special Issue: Wheat

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A MODELLING STUDY OF THE EFECTS OF TEMPERATURE AND DAYLENGTH TO THE DEVEELOPMENT OF WHEAT

Wang Shiying   

  1. Shanxi Agricultural University
  • Published:1986-06-28

Abstract: Since 1931-1984,25 cultivars of wheat (Triticalm acsti,aann I,.)of different ecological types,s"ere planted at different dates in the Experimental Station of Shanxi Agricultural Uni-ersity,Taigu Shanxi。 Under natural conditions,the relat:onship between development of wheat and different le"els and combinations of main ecological factors were studied. The nonlinear model betv: een the number of days of emergence (G)and the the daily average temperature (T) is G=104.4751/(T-1.1032).The model of tem-perature and photoperiod for emergence to doable ridges or emergence to stem extension is V=a+bG+cPtl,for double ridges to heading or stem extension to heading is V=a+bT+cI.I'he biological meaning of models have been dis-Cussed in this paper.

Key words: Wheat, Temperature, Daylength, Model of dewelopment

Cite this article

Wang Shiying. A MODELLING STUDY OF THE EFECTS OF TEMPERATURE AND DAYLENGTH TO THE DEVEELOPMENT OF WHEAT[J]. ACTA AGRICULTURAE BOREALI-SINICA, 1986, 1(2): 28-36. doi: 10.3321/j.issn:1000-7091.1986.02.005.

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