104 



crops may be procured. At present it is sufficient to call 

 attention to tlie fact that it has been the uniform ex- 

 perience of experiment stations and planters in the 

 eastern part of the belt that certain fertilizers, especial- 

 ly those involving a large percentage of phosphoric acid, 

 have a strong tendencv towards hastening the maturitv 

 of the plants." 



BIBLIOGRAPHY. 



Mally, P. W. 



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1903. Methods of Controlling the Boll Weevil (ad- 

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Herri ck, G. W. 



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1904. Information Concerning the Mexican Cotton 

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1904. The Status of the Mexican Cotton Boll Weevil 

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1904. The Mexican Cotton Boll Weevil. Bull. Div. 

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