80 WILTING COEFFICIENT FOR DIFFERENT PLANTS. 



Page. 



Chick-pea, determinations of wilting coefficient 37, 44 



Citrus sp. See Lemon. 



Clay, modeling, use in determining wilting coefficient 14 



Clements, F. E., on relative wilting points for different plants 7 



Clover, red, determinations of wilting coefficient 26, 31, 37, 45 



Coefficent, hygroscopic, relation to wilting coefficient 64-66, 71-73, 76-77 



saturation, relation of wilting coefficient 66-68 



wilting, causes of variation in determinations 53-56 



definition 8-10, 48 



determinations for different plants. See Names of plants. 



methods of determination 10-24, 47-53, 56-73 



of various plants grown in same pot 39-47 



relation to hygroscopic coefficient 64-66, 71-73, 76-77 



moisture equivalent 56-64, 70, 72-73, 76-77 



soil-moisture retentivity 66-68, 70-73, 76, 77 



soil texture 33-34, 68-69, 72, 73, 77 



relative, for different plants 34-38 



use in interpreting field moisture determinations 8, 61-64 



Coleus, determinations of wilting coefficient 37, 45 



Colocasia, determinations of wilting coefficient. . . 22, 26, 28, 29, 31, 32, 37, 38, 45, 56, 75 



Corn, comparison with wheat, by simultaneous culture 39, 46, 47 



determinations of wilting coefficient 22, 26-33, 35-39, 47, 55, 65, 75 



Cotton, determinations of wilting coefficient 37, 45 



Cowpea, determinations of wilting coefficient 37, 44 



Cress, water, comparison with wheat by simultaneous culture 46 



determinations of wilting coefficient 17, 18, 28, 37 



Cucumber, determinations of wilting coefficient 31, 37 



Cucurbits, determinations of wilting coefficient 22, 37 



See also Cucumber, Muskmelon, and Squash. 

 Culture, simultaneous, comparison of different plants, as to wilting. . 39-47, 51-53, 76 



Damp chamber. See Chamber, damp. 

 Dark room. See Room, dark. 



Dasheen, determinations of wilting coefficient 56 



See also Colocasia. 



Datura stramonium, comparison with wheat by simultaneous culture 46 



Death point. See Point, death. 



Determinations. See Coefficient, Methods, Moisture, etc. 



Duggar, B. M., on moisture content of soils. 66 



Durra, determinations of wilting coefficient 26-30, 32, 35, 36, 40 



Echeveria pubescens, determinations of wilting coefficient 33, 37 



Elymus canadensis, determinations of wilting coefficient 21, 36, 43 



Emmer, comparison with wheat by simultaneous culture 42, 46 



determinations of wilting coefficient 36, 42 



Environment, influence on wilting coefficient. See conditional factors; as 

 Humidity, Sunlight, etc. 



Equivalent, moisture, relation to wilting coefficient 56-64 



Error, experimental, discussion 10, 14-16, 20-21, 25, 53-56, 58, 65, 69, 71-72 



Evaporation, relation to determinations of wilting coefficient 9, 10, 53-54 



Field determinations. See Moisture, soil, interpretation. 



Flax, determinations of wilting coefficient 37, 45 



230 



