EXERCISE 30 (Continued) 



Outline for Summary (Continued) 



Make a special study of the methods of the growers who obtained the best 

 yields and try to find reasons. 



References. Montgomery, E. G. Productive Farm Crops (LIPPINCOTT), 

 Chap. XLV. Duggar, J. F., 1918, Southern Field Crops (Macmillan), 

 Chap. XXX. 



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