I 10 



SOIL SUCTION - BARS 



100 



Figure 10. Relative rate of transpiration fer leaves having different DPD, 

 as affected by the moisture potential of the soil around the roots. (From 

 Gardner. ) 



SOIL SUCTION - 



Figure 11. Relative transpiration for tomato, privet, and cotton as a func- 

 tion of moisture potential. Smooth curves represent calculated values for leaf 

 DPD values of 40 and 100 bars. (From Gardner.) 



