CERTAIN DESERT PLANTS AS EMERGENCY STOCK FEED. 



15 



Table I. — Chemical analyses of different emergency feeds, with corn stover and hay com- 

 parisons. 



Name of plant, place of 

 collection, etc. 



Date of 

 collection. 



Kind of material. 



Identifica- 

 tion. 



Constituents, water-free 

 basis (percent). 



Yucca elata: 



Willcox, Ariz. 1 . 

 Tucson, Ariz. 1 . 



Las Cruces, N. Mex.2. 



Jornada Reserve 3 . 

 Deming, N. Mex. 3 . 

 Willcox, Ariz. 3 



Deming, N. Mex. 3 . 



Average of all speci- 

 mens. 



Klucca glauca: 



Elida, N. Mex. 3 



Yucca macrocarpa: 



State College, N. Mex. 3 . 

 Yucca baccata: 



Florida Mountains, N. 

 Mex. 3 

 Yucca brevifolia (?): 



Near Vail, Ariz. 3 



Yucca rupicola: 



Sonora, Tex. 3 



Samuela f axoniana : 



Sierra Blanca, Tex. 3 ... 

 Dasylirion texanum: 



Sonora, Tex. 3 



Dasylirion wheeleri: 



State College, N. Mex. . 



Florida Mountains, N. 

 Mex. 3 



Average of all anal- 

 yses. 



Nolina erumpens: 



Sonora, Tex. 3 



Nolina microcarpa: 



Jornada Reserve 2 



Agave lechuguilla: 



El Paso, Tex. 3 



Averages for comparison: 5 

 Corn stover (ears re- 

 moved, 183 analyses). 

 Prairie hay (western, 



42 analyses). 

 Alfalfa hay (250 anal- 

 yses). 



1918 



1918 



Oct., 1917... 



....do 



1917 



Oct., 1917... 

 May 19, 1913. 

 Aug. 24, 1910 

 May 24, 1917. 



Feb., 1918... 



Mar. 30, 1918.. 



Mar. 27, 1918.. 

 Mar. 10, 1918.. 



Mar. 14, 1918.. 

 Apr. 1, 1918., 



Apr. 5, 1918.. 



Apr. 1,1918... 

 Oct., 1917 



Mar. 26, 1918.. 



Young stems 



Old stems 



Heads and leaves. 

 Stem 



Dry leaves 



Flower stalk 



Leaves 



....do 



/Stem 



(Leaves and stem. 



Ariz. No. 1.. 

 Ariz. No. 2.. 



N. Mex.exp. 

 sta. 



E.O.W.7137 

 D. G. 10090. 

 Ranchman. 

 E.O.W.7236 

 E.O.W.7237 



5.6 

 9.2 

 (6.0 

 J 6. 9 

 16.2 

 [6.8 

 7.5 

 12.1 

 5.0 

 9.8. 

 4.6 



7.5 

 3.1 

 6.3 

 4.3 

 6.3 

 2.9 

 18.4 

 6.5 

 3.8 

 6.3 

 3.1 



16.1 

 19.6 

 30.9 

 24.0 

 37.4 

 38.9 

 26.8 

 24.9 

 19.9 

 25.9 

 39.4 



69.3 

 67.2 

 55.2 

 63.7 

 47.2 

 48.7 

 45.2 

 55.0 

 70.6 

 55.9 

 52.2 



7.1 



7..", 



28.4 



55.4 



(Leaves..: 



\Stems and roots. . 



Leaves and stems . 

 do 



/Stems.. 

 (Leaves. 



Leaves and stems . 



Leaves 



Stem, old part 



Stem, young part.. 



Leaves 



Head 



Stems 



Head 



....do 



Dry leaves 



Unblossomed head 



Green leaves 



Head 



JE.O.W.7243 



E.O.W.7249 

 E.O.W.7238 



JE.O.W.7242 

 E.O.W.7245 



>E.O.W.7248 

 ■E.O.W.7247 



N. Mex. exp. 

 sta. 



E.O.W.7239 



6.4 

 5.7 



5.7 

 5.8 



7.2 



5.5 

 2.8 

 13.4 



5.1 

 6.6 

 17.6 



4.6 

 5.4 

 2.3 

 11.5 

 4.6 

 4.2 



32.7 

 25.2 



43.1 

 34.1 



20.0 

 39.1 



37.3 



24.5 

 33.6 

 11.4 



41.7 

 20.1 

 26.5 



24.3 

 30.7 

 44.4 

 28.8 

 39.6 

 29.2 



49.3 

 61.0 



48.8 

 53.5 



63.4 

 39.7 



59.8 

 57.3 

 66.1 



48.1 

 68.6 

 46.3 



64.2 



57.8 

 45.8 

 51.7 

 48.9 

 61.2 



2.4 



32.9 



54.9 



Whole plant. 

 Leaves 



Whole plant. 



E.O.W.7246 



N. Mex.exp. 

 sta. 



E.O.W.7244 



2.8 

 1.5 



1.7 

 1.8 



8.6 I 2.8 



! 



16. 3' ! 2. 5 



41.8 

 46.6 



32.5 

 33.9 

 32.6 

 31.0 



41.2 

 45.3 



52.5 



51.4 

 47.8 

 40.8 



1 Thornber, J. J. Soap weed or palmilla ( Yucca elata) as emergency forage. Ariz. Agr. Exp. Sta., Timely 

 Hints for Farmers 135, 7 p., 1 fig. 1918. 



2 New Mexico Experiment Station, Press Bulletin 301. 



3 Analysis made in the Cattle Feeds and Grain Investigations Laboratory of the U. S. Bureau of Chem- 

 istry, under the direction of Mr. G. L. Bidwell. 



4 Goss, Arthur. Principles of stock feeding and some New Mexico feeding stuffs. N. Mex. Agr. Exp. 

 Sta. Bui. 17 p. 21-54. 1895. 



5 Henry, W. A ., and Morrison, F. B. Feeds and Feeding. ... ed. 16, p. 633-646. Madison, Wis., 1916. 



