NOTES 149 



Page 142 — Chapter giving the requirements of crops classified into staple 

 and special crops ; small grains ; forage crops ; market garden and 

 truck crops ; fruits ; nuts. Fertilizer formulas for the several crops 

 grown in the United States. 



Appendix includes a list of the Experiment Stations ; how to collect 

 an exhibit of fertilizer materials ; fertilizer constituents in feed stuflfs; 

 the number of pounds of a fertilizer required to furnish one pound of 

 any element when the percentage of that element present in the 

 fertilizer is known. 



