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(17) Ohlendobf, W. 



1926. Studies of the Pink Bollworm in Mexico. U. S. Dept. Agr. Bui. 

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(18) Saunders, W. W. 



1843. Description of a species of moth destructive to the cotton crops in 

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(19) U. S. Department of Agriculture, Federal Horticultural Board. 



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(21) WiLLCOCKS, F. O. 



1916. The insect and related pests of Egypt. Vol. 1, The insect and 

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