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Effectsofwaterstressonyieldatdifferentwheatdevelopmentstagesanddroughtdiagnosticmethod

DOI: 10.7668/hbnxb.1993.S2.012, PP. 64-68

Keywords: wheat,waterstress,drought,leaftemperature

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Abstract:

Waterstresstreatmentatdifferentdevelopmentalstagesofawinterwheatvarietywasmadeinoutdoorpotexperimentsfrom1987to1988.Itwasfoundthatthemostsensitivestagewasthebootingstageandthesecondmostsensitivestagewasthefloweringstage.Waterstressatmostdevelopmentstagesaffectsthenumberofgrains.Wheatwaterstresscanbediag-nosedeffectivelyandquicklybymeansofleaftemperaturedifferencebetweenthedroughtfieldandthewellwateredcontrolplotmeasuredbyaninfra-redthermometer.

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