Food for Plants. 113 



No. 2 Wheat Straw: Shall be reasonably clean; may 

 be some stained, but not good enough for No. 1. 



No. 1 Oat Straw : Shall be reasonably clean oat straw, 

 sound and well baled. 



No. 2 Oat Straw: Shall be reasonably clean; may be 

 some stained, but not good enough for No. 1. 



Alfalfa. 



Choice Alfalfa : Shall be reasonably fine leafy alfalfa 

 of bright green color, properly cured, sound, sweet, and 

 well baled. 



No. 1 Alfalfa : Shall be reasonably coarse alfalfa of 

 a bright green color, or reasonably tine leafy alfalfa of a 

 good color and may contain 2 per cent, of foreign grasses, 

 5 per cent, of air bleached hay on outside of bale allowed, 

 but must be sound and well baled. 



Standard Alfalfa: May be of green color, of coarse 

 or medium texture, and may contain 5 per cent, foreign 

 matter ; or it may be of green color, of coarse or medium 

 texture, 20 per cent, bleached and 2 per cent, foreign mat- 

 ter ; or it may be of a greenish cast of fine stem and cling- 

 ing foliage, and may contain 5 per cent, foreign matter, 

 all to be sound, sweet, and well baled. 



No. 2 Alfalfa : Shall be of any sound, sweet and well 

 baled alfalfa, not good enough for standard, and may 

 contain 10 per cent, foreign matter. 



No. 3 Alfalfa : May contain 35 per cent, stack-spotted 

 hay, but must be dry and not to contain more than 8 per 

 cent, of foreign matter ; or it may be of a green color and 

 may contain 50 per cent, foreign matter ; or it may be set 

 alfalfa and may contain 5 per cent, foreign matter, all to 

 be reasonably well baled. 



No grade Alfalfa : Shall include all alfalfa not good 

 enough for No. 3. 



The Alfalfa, Cow Pea and Clover Question. 



This class of plants has the property 

 Use of of taking inert Nitrogen from the air 



Leg:umes. and transforming it into combinations 



more or less useful as plant food. This 



