20 



IHE WEED EACTOK IN THE CULTIVATION OE COKN. 





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Sandy, with clay subsoil; 



fairly good season. 

 Loam, with clay subsoil; 



extremely dry season. 

 Black loam; low bottom, 



extremely dry season. 

 Sandy loam, level; dry at 



first; wet later. 

 Sandy loam, slightly roll- 

 ing; wet season. 

 Heavy clay, rolling; wet 



season. 

 Heavy clay, nearly level; 



very dry most of season. 

 Season very dry and hot. 



Clay loam ; season very dry. 



Sandy soil, clay subsoil; 



latter part of season very 



wet. 

 Loam soil, clay subsoil; 



very wet season. 

 Clay loam, gently sloping; 



rather dry early, very 



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season. 

 Sandy loam, clay subsoil; 



rather dry season. 

 Clay soil, level; very wet 



season. 



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