322 



TABLE I. 

 Percentages Calcclated to Air-dry Weight. 



No 



Name of Species. 



Tilia americana L 



Acer saccharum Marsh 



.\cer saccharinum L 



Ulmus fulva Michx 



Celtis occidentalis L. 



Robinia Pseudo-Acacia I, 



Gleditsia triacanthos L 



Populus alba L 



Liriodendron Tulipifera L 



Fraxinus americana L 



Acer Negundo L 



Populus deltoides Marsh 



Sas.safras variifolium (Salisb) Ktze. 



Liquidarnbra Styraciflua L 



Cvmnocladus dioica L Koch 



Qucrcus alba L 



Quercus rubra L 



Fagus grandifolia Ehrh 



Platanus occidentalis L 



Morus rubra L 



Botula alba. var. papyrifera Spach . . 



Prunus serotina Ehrh 



Catalpa speciosa Warder 



Populus treniuloides Michx 



Dry Feeds (Wolfe*) 



Red clover 



Peas (bloom) 



Timothy 



Leaf feed 



Poplar leaves. 



Moist- 

 ure. 

 (Oven) 



Kio 

 Hi 7 

 14 3 



le.o 



IG.O 



Pro- 

 tein. 

 (N^X6.25) 



19.25 

 16.62 

 17.50 

 27.56 

 28.00 

 27.13 

 30.18 

 14.37 

 18.81 

 17.06 

 18.81 

 16.18 

 25.81 

 17.06 

 26.69 

 17.94 

 19.25 

 16.69 

 22.75 

 28.00 

 17.06 

 19.69 

 26.25 

 22 7.T 



13 5 

 14.3 

 9.7 

 10.5 

 10.8 



Ether 

 Extr. 



1.84 

 2.22 

 3.12 

 2.46 

 2.48 

 2.54 

 3.24 

 4.37 

 3.C4 

 4.06 

 2.80 

 4.02 

 4.14 

 3.92 

 3.06 



5.43 

 3.41 

 8.41 



2.6 

 3.0 

 3.0 



8.7 



N-free 

 Extr. 



40.45 

 49.26 

 57.38 

 38.08 

 36.78 

 44.17 

 38.80 

 44.66 

 45.48 

 47.77 

 48.91 

 49.30 

 44.24 

 55.53 

 39.51 

 45.83 

 42.42 

 47.35 

 44.28 

 39.96 

 54.30 

 54.72 

 47.94 

 46.19 



37 1 

 34.2 

 45.8 

 49.3 

 39.6 



Crude 

 Fibre 



Ash. 



20.30 

 17.16 



9.36 

 15.40. 

 15.64 

 13.96 

 14.80 

 19.72 

 17.23 

 18.67 

 14.63 

 16.60 

 10.67 

 11.40 

 18.58 

 21.64 

 24.29 

 19.26 

 18.44 

 12.54 

 12.82 



9.54 

 12.06 

 13.71 



24 

 25.2 

 22.7 

 14:2 

 17.4 



9.50 

 6.02 

 5.80 

 8.74 



10.12 

 6.64 

 5.70 

 4.62 

 7 10 

 5.48 



10.06 

 8.12 

 6.30 

 5 24 

 6.02 

 4.50 

 4.70 

 4.84 

 6.74 



10.28 

 5.40 

 5.58 

 6.64 

 4.32 



6.0 

 7 

 4 5 

 7.4 

 7.5 



•Wolfo, Emil; Landwirdschaftliche Futterungslehre, 3rd Ed. 



