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Published in Agron J 98:1359-1366 (2006)
DOI: 10.2134/agronj2006.0042
© 2006 American Society of Agronomy
677 S. Segoe Rd., Madison, WI 53711 USA
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Yield–Water Supply Relationships of Grain Sorghum and Winter Wheat

Loyd R. Stonea,* and Alan J. Schlegelb

a Dep. of Agron., Throckmorton Hall, Kansas State Univ., Manhattan, KS 66506-5501
b KSU Southwest Res.-Ext. Cent., Route 1, Box 148, Tribune, KS 67879-9774


Figure 1
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  		Fig. 1. Grain sorghum yield associated with water-supply components (available soil water at emergence and in-season precipitation).

 

Figure 2
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  		Fig. 2. Winter wheat yield associated with water-supply components (available soil water at emergence and in-season precipitation).

 

Figure 3
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  		Fig. 3. Percentage of 92 sorghum (15 June–14 September) and wheat (15 September–14 June) seasons with precipitation greater than or equal to the listed amount of seasonal precipitation for Tribune, KS.

 

Figure 4
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  		Fig. 4. Grain sorghum yield associated with 15 June–14 September precipitation.

 

Figure 5
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  		Fig. 5. Winter wheat yield associated with 15 September–14 June precipitation.

 

Figure 6
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  		Fig. 6. Grain sorghum yield associated with available soil water at emergence.

 

Figure 7
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  		Fig. 7. Winter wheat yield associated with available soil water at emergence.

 

Figure 8
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  		Fig. 8. Grain sorghum yield associated with water supply [available soil water (ASW) at emergence plus in-season precipitation].

 

Figure 9
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  		Fig. 9. Winter wheat yield associated with water supply [available soil water (ASW) at emergence plus in-season precipitation].

 

Figure 10
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  		Fig. 10. Grain sorghum yield associated with water supply (available soil water at emergence plus in-season precipitation) for dryland conventional tillage (Section A) and no-till (Section B) treatment groups.

 

Figure 11
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  		Fig. 11. Winter wheat yield associated with water supply (available soil water at emergence plus in-season precipitation) for dryland conventional tillage (Section A) and no-till (Section B) treatment groups.

 




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