no FERTILITY AND FERTILIZER HINTS 



yield of the crop that follows. If possible the green mnnure 

 should be plowed under some two or three weeks before planting 

 time to give it a chance to partially decay so as not to injure the 

 planted crop and to furnish some food for the young seedlings. 

 The Best Time to Grow a Green Manure. — If the soil is poor 

 and run down it is sometimes advisable to keep it in a green 

 manure for a season or two. Generally, however, green manures 

 fit well into rotations and mav often be grown when the land is 



Fig. 



-Pear orchard with cover crop. 



ordinarily idle or between money crops. In the South, crops like 

 rye, crimson clover, red clover, vetch, etc. may be grown in the 

 winter and turned under in time for the summer crop. In the 

 North, rye and vetch may be used as winter crops. Sometimes 

 it is advisable to sow a green manure at the time another crop is 

 laid by. Then when the crop is harvested the green manure crop 



