178 EXPERIMENTAL FARMS 



4 GEORGE V., A. 19U 



ROTATION OF CROPS. 



Records of costs of operations and values of products were kept for four different 

 rotations varying in duration from three to nine years. 



Rotation ' C 



First year. — Summer-fallow. 



Second year. — Wheat. 



Third year. — Wheat or coarse grain. 



Rotation ' J.' 



First year. — Summer-fallow. 



Second year. — Wheat. 



Third year. — Wheat or coarse grain. 



Fourth year. — Oats. Seeded down with rye grass, red clover and alfalfa. 



Fifth year. — Hay. 



Sixth year. — Pasture. 



Rotation ' P.' 



First year. — Summer-fallow. 



Second year. — Wheat. 



Third year. — Wheat. 



Fourth year. — Summer-fallow. 



Fifth year. — Hoed crops or legumes. 



Sixth year. — Barley. Seeded down with rye grass, red clover and alfalfa. 



Seventh year. — Hay. 



Eighth year. — Pasture. 



Rotation ' R.' 



First year. — Summer-fallow. 



Second year. — Hoed crop or legumes. Manured 15 tons per acre. 



Third year. — Wheat. 



Fourth year. — Oats. 



Fifth year. — Summer-fallow. 



Sixth year. — Wheat. 



Seventh year. — Oats. Seeded down with rye grass, red clover and alfalfa. 



Eighth year. — Hay. 



Ninth year. — Pasture. 



The following schedule shows the valuations that have been fixed for computing 

 the results of these rotation experiments: — 



Return Values. 



Wheat (from the machine) per lh. ljc. 



Barley " " " lc. 



Oats " " " lc. 



Feas " He. 



D'lax " •' " 3c. 



Timothy hay per ton. $10 00 



Red Clover hay ™ 00 



Alfalfa hay tt 12 00 



Brome <-*rass hay -. ' 10 00 



Western Rye Grass hay 10 00 



