28 WILTING COEFFICIENT FOR DIFFERENT PLANTS. 



Table XI. — Wilting coefficients of various soils for different plants — Continued. 



Soil and species or variety of plant. 



Coef- 

 ficient. 



Soil and species or variety of plant. 



Coef- 

 ficient. 



Soil No. 9 (fine sand). Moisture equiva- 

 lent 6.74— Continued. 



3.8 

 3.6 



4.5 



Soil No. 9 (fine sand). Moisture equiva- 

 lent 6.74— Continued. 



Abutilon 



3.6 



Do 







Do 



4 1 





Do 







4.0 



4.9 



Mean : — 



Do 



4.4 



Sorghum: White durra, S. P. I. 24997. .. 



3.1 

 3.7 



Mean 



4.5 



Do 



Mean for all determinations, soil No. 9. . . 

 Probable error of mean 









Mean 



3.4 



3.76 





± .036 



Sorghum: Dwarf milo, S. P. I. 24970 



3.6 

 3.5 

 3.8 



Probable error of single observation 



Soil No. 80 (sandy loam). 

 Barley 



± .23 



Do 





Do.. 











3.6 



4.3 





Do.... 



3.9 



Wheat* Kubanka G I 1440 



3.9 



3.4 



Do 



3.8 





Mean 











4.0 





3.7 









4 4 





3.8 

 3.4 



3.6 



Do 



4.0 



Do .. 



Do 



4.4 





Do 



4.5 





Do... 



5.1 





Do 



4.1 



Oats: Kherson, G. I. 459 



3.7 

 3.5 

 3.7 



Do 



4.7 



Do 







Do 



4.5 







± .09 

 ± .25 





3.6 



Probable error of single observation 

 Vetch: Vicia faba, S. P. 1. 15428^ 



Ppfl- Hfmarla fiplrl S P T 19389 









3.6 

 3.8 



4.5 



Do 







3 9 





3.7 









3.7 



Barley: Beldi, G. 1. 190 



3.3 



3.4 



Do" 



4.6 



Do 



Do . 



3.5 









Mean 



3.4 



3.9 





Mean for all determinations, soil No. 80. . 





Barley: Hannchen, G. I. 531 



3.6 



3.8 

 3.8 



4.2 





± .075 



Do 



Probable error of single observation 



Soil No. 8 (sandy loam). Moisture equiva- 

 lent 9.7. 



Wheat: Kubanka, G. 1. 1440 



± .29 







Mean 



3.7 









Rye: Giant Winter 



3.4 

 4.1 



3.4 





Do 









Do 





4 9 





3.6 



Do 



4.9 



Mean 



Do 



4.7 





3.5 

 3.8 



3.6 



Do 



5.0 



Do 



Do 



Do 



4.7 







Do 





4 3 



Mean 



3.7 



Do.. ............ .............. ...... 



4.6 



4.4 

 4.9 





4.1 

 3.2 

 3.8 



Do 



Squash: Yellow Summer Crookneck 



Do 



5.4 



Do 







Do 



4.8 

 ± .06 



Mean 



3.7 







Probable error of single observation 



Sorgo: Red Amber, S. P. 1. 17543 



Do 



± -21 





3.8 

 3.9 



4.2 



Do 



4.0 



Do 



4.6 











4.0 



4.3 









Tomato: Livingston's Golden Queen — 

 Do 



3.7 

 4.1 

 4.3 



4.4 



Do 



4.9 



Do... 



Do 



5.4 





Mean 







4.0 



4.9 









230 



