184 SWINE IN AMERICA 



to get a good yield of really succulent pasturage through- 

 out every month of the year. The crops should be so 

 combined that the soil is prepared for each crop by the 

 crop that precedes it. \M-ieat or oats may be made to 

 yield some grain, while serving as a nurse crop. Rye, 

 pastured off, makes a better nurse crop than wheat, if 

 care be used in 'pasturing it off that the clover be not 



TABLE V — TWO-YEAR ROTATION FOR HOG PASTURAGE 



killed out by too close or late pasturing, or by the root- 

 ing of the hogs. Rye or winter wheat allowed to ma- 

 ture for grain is rather a better nurse crop than spring 

 wheat. 



"The farmer who will undertake to grow a succession 

 of succulent crops for hog pasturage will the sooner 

 (earn the general principles of crop rotation as applied 

 to the general lields of the farm, and will be ready to 

 study out a better system of cropping his larger fields. 

 Paper, pencil and ruler and the ability to make straight 

 lines are the essentials in making out these plans. Be- 

 sides, the area and form of the fields need to be known. 

 With a rod-pole or a tape line, or even by counting the 

 fence posts, the dimensions of the fields can be deter- 

 mined. An accurate drawing or map of the farm is a 



